Engg Entrance Exam

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Hydrogen H

Atomic No :	1
Group , Period:	1, 1
mass (known isotope no)(g/mole):	1.00794(7)
Density(g/cm³) at 20°C :	0.0084 g/l
Melting Point p. (°C) :	-259
Boiling Point p. (°C) :	-252.9
Discover By:	Cavendis
Year Of Discover :	1766
Electronic Structure : 1s1

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Hilium He

Atomic No :	2
Group , Period:	1, 18
mass (known isotope no)(g/mole):	0.17 g/l
Density(g/cm³) at 20°C :	-272.2(2.5 megapascal)
Melting Point p. (°C) :	-268.9
Boiling Point p. (°C) :
Discover By:	Ramse and Clave
Year Of Discover :	1895
Electronic Structure : 1s2

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Lithium Li

Atomic No :	3
Group , Period:	2, 1
mass (known isotope no)(g/mole):	0.53
Density(g/cm³) at 20°C :	180.5
Melting Point p. (°C) :	1317
Boiling Point p. (°C) :
Discover By:	Arbedson
Year Of Discover :	1817
Electronic Structure : 1s2-2s1

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Berilium Be

Atomic No :	4
Group , Period:	2, 2
mass (known isotope no)(g/mole):	9.012182(3)
Density(g/cm³) at 20°C :	1.85
Melting Point p. (°C) :	1278
Boiling Point p. (°C) :	2970
Discover By:	Vaokuelin
Year Of Discover :	1797
Electronic Structure : 1s2-2s2

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Boron B

Atomic No :	5
Group , Period:	2, 13
mass (known isotope no)(g/mole):	10.811(7)
Density(g/cm³) at 20°C :	2.46
Melting Point p. (°C) :	2300
Boiling Point p. (°C) :	2550
Discover By:	Davy and Ge-lusak
Year Of Discover :	1808
Electronic Structure : 1s2-2s2-2p1

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Carbon C

Atomic No :	6
Group , Period:	2, 14
mass (known isotope no)(g/mole):	12.0107(8)
Density(g/cm³) at 20°C :	3.51
Melting Point p. (°C) :	3550
Boiling Point p. (°C) :	4827
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p2

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Nitrozen N

Atomic No :	7
Group , Period:	2, 15
mass (known isotope no)(g/mole):	14.0067(2)
Density(g/cm³) at 20°C :	1.17 g/l
Melting Point p. (°C) :	-209.9
Boiling Point p. (°C) :	-195.8
Discover By:	Ratherford
Year Of Discover :	1772
Electronic Structure : 1s2-2s2-2p3

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Oxygene O

Atomic No :	8
Group , Period:	2, 16
mass (known isotope no)(g/mole):	15.9994(3)
Density(g/cm³) at 20°C :	1.33 g/l
Melting Point p. (°C) :	-218.4
Boiling Point p. (°C) :	-182.9
Discover By:	Pristly and Scheele
Year Of Discover :	1774
Electronic Structure : 1s2-2s2-2p4

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Florin F

Atomic No :	9
Group , Period:	2, 17
mass (known isotope no)(g/mole):	18.9984032(5)
Density(g/cm³) at 20°C :	1.58 g/l
Melting Point p. (°C) :	-219.6
Boiling Point p. (°C) :	-188.1
Discover By:	Moissan
Year Of Discover :	1886
Electronic Structure : 1s2-2s2-2p5

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Neon Ne

Atomic No :	10
Group , Period:	2, 18
mass (known isotope no)(g/mole):	20.1797(6)2 3
Density(g/cm³) at 20°C :	0.84 g/l
Melting Point p. (°C) :	-248.7
Boiling Point p. (°C) :	-246.1
Discover By:	Ramsay and Travers
Year Of Discover :	1898
Electronic Structure : 1s2-2s2-2p6

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Sodium Na

Atomic No :	11
Group , Period:	3, 1
mass (known isotope no)(g/mole):	0.97
Density(g/cm³) at 20°C :	97.8
Melting Point p. (°C) :	892
Boiling Point p. (°C) :	Unknown
Discover By:	Davy
Year Of Discover :	1807
Electronic Structure : 1s2-2s2-2p6-3s1

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Magnesium Mg

Atomic No :	12
Group , Period:	3, 2
mass (known isotope no)(g/mole):	24.3050(6)
Density(g/cm³) at 20°C :	1.74
Melting Point p. (°C) :	648.8
Boiling Point p. (°C) :	1107
Discover By:	Black
Year Of Discover :	1755
Electronic Structure : 1s2-2s2-2p6-3s2

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Aluminium Al

Atomic No :	13
Group , Period:	3, 13
mass (known isotope no)(g/mole):	26.9815386(8)
Density(g/cm³) at 20°C :	2.7
Melting Point p. (°C) :	660.5
Boiling Point p. (°C) :	2467
Discover By:	Oersted
Year Of Discover :	1825
Electronic Structure : 1s2-2s2-2p6-3s2-3p1

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Silicon Si

Atomic No :	14
Group , Period:	3, 14
mass (known isotope no)(g/mole):	28.0855(3)
Density(g/cm³) at 20°C :	2.33
Melting Point p. (°C) :	1410
Boiling Point p. (°C) :	2355
Discover By:	Berzelius
Year Of Discover :	1824
Electronic Structure : 1s2-2s2-2p6-3s2-3p2

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Phosphorus P

Atomic No :	15
Group , Period:	3, 15
mass (known isotope no)(g/mole):	30.973762(2)
Density(g/cm³) at 20°C :	1.82
Melting Point p. (°C) :	44 (P4)
Boiling Point p. (°C) :	280 (P4)
Discover By:	Brand
Year Of Discover :	1669
Electronic Structure : 1s2-2s2-2p6-3s2-3p3

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Sulpher S

Atomic No :	16
Group , Period:	3, 16
mass (known isotope no)(g/mole):	32.065(5)
Density(g/cm³) at 20°C :	2.06
Melting Point p. (°C) :	113
Boiling Point p. (°C) :	444.7
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p4

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Chlorine Cl

Atomic No :	17
Group , Period:	3, 17
mass (known isotope no)(g/mole):	35.453(2)
Density(g/cm³) at 20°C :	2.95 g/l
Melting Point p. (°C) :	-34.6
Boiling Point p. (°C) :	-101
Discover By:	Scheele
Year Of Discover :	1774
Electronic Structure : 1s2-2s2-2p6-3s2-3p5

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Argon Ar

Atomic No :	18
Group , Period:	3, 18
mass (known isotope no)(g/mole):	39.948(1)
Density(g/cm³) at 20°C :	1.66 g/l
Melting Point p. (°C) :	-189.4
Boiling Point p. (°C) :	-185.9
Discover By:	Ramsay and Rayleigh
Year Of Discover :	1894
Electronic Structure : 1s2-2s2-2p6-3s2-3p6

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Potasium K

Atomic No :	19
Group , Period:	4, 1
mass (known isotope no)(g/mole):	39.0983(1)
Density(g/cm³) at 20°C :	0.86
Melting Point p. (°C) :	63.7
Boiling Point p. (°C) :	774
Discover By:	Davy
Year Of Discover :	1807
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-4s1

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Calsium Ca

Atomic No :	20
Group , Period:	4, 2
mass (known isotope no)(g/mole):	40.078(4)
Density(g/cm³) at 20°C :	1.54
Melting Point p. (°C) :	839
Boiling Point p. (°C) :	1487
Discover By:	Davy
Year Of Discover :	1808
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-4s2

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Scandium Sc

Atomic No :	21
Group , Period:	4, 3
mass (known isotope no)(g/mole):	44.955912(6)
Density(g/cm³) at 20°C :	2.99
Melting Point p. (°C) :	1539
Boiling Point p. (°C) :	2832
Discover By:	Nilson
Year Of Discover :	1879
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d1-4s2

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Titanium Ti

Atomic No :	22
Group , Period:	4, 4
mass (known isotope no)(g/mole):	47.867(1)
Density(g/cm³) at 20°C :	4.51
Melting Point p. (°C) :	1660
Boiling Point p. (°C) :	3260
Discover By:	Gregor and Klaproth
Year Of Discover :	1791
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d2-4s2

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Vanadium V

Atomic No :	23
Group , Period:	4, 5
mass (known isotope no)(g/mole):	50.9415(1)
Density(g/cm³) at 20°C :	6.09
Melting Point p. (°C) :	1890
Boiling Point p. (°C) :	3380
Discover By:	del Río
Year Of Discover :	1801
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d3-4s2

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Cromium Cr

Atomic No :	24
Group , Period:	4, 6
mass (known isotope no)(g/mole):	51.9961(6)
Density(g/cm³) at 20°C :	7.14
Melting Point p. (°C) :	1857
Boiling Point p. (°C) :	2482
Discover By:	Vauquelin
Year Of Discover :	1797
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d5-4s1

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Manganese Mn

Atomic No :	25
Group , Period:	4, 7
mass (known isotope no)(g/mole):	54.938045(5)
Density(g/cm³) at 20°C :	7.44
Melting Point p. (°C) :	1244
Boiling Point p. (°C) :	2097
Discover By:	Gahn
Year Of Discover :	1774
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d5-4s2

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Ferus Fe

Atomic No :	26
Group , Period:	4, 8
mass (known isotope no)(g/mole):	55.845(2)
Density(g/cm³) at 20°C :	7.87
Melting Point p. (°C) :	1535
Boiling Point p. (°C) :	2750
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d6-4s2

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Cobalt Co

Atomic No :	27
Group , Period:	4, 9
mass (known isotope no)(g/mole):	58.933195(5)
Density(g/cm³) at 20°C :	8.89
Melting Point p. (°C) :	1495
Boiling Point p. (°C) :	2870
Discover By:	Brandt
Year Of Discover :	1735
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d7-4s2

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Nickel Ni

Atomic No :	28
Group , Period:	4, 10
mass (known isotope no)(g/mole):	58.6934(2)
Density(g/cm³) at 20°C :	8.91
Melting Point p. (°C) :	1453
Boiling Point p. (°C) :	2732
Discover By:	Cronstedt
Year Of Discover :	1751
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d8-4s2

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Cuper Cu

Atomic No :	29
Group , Period:	4, 11
mass (known isotope no)(g/mole):	63.546(3)4
Density(g/cm³) at 20°C :	8.92
Melting Point p. (°C) :	1083.5
Boiling Point p. (°C) :	2595
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s1

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Zink Zn

Atomic No :	30
Group , Period:	4, 12
mass (known isotope no)(g/mole):	65.409(4)
Density(g/cm³) at 20°C :	7.14
Melting Point p. (°C) :	419.6
Boiling Point p. (°C) :	907
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2

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Galium Ga

Atomic No :	31
Group , Period:	4, 13
mass (known isotope no)(g/mole):	69.723(1)
Density(g/cm³) at 20°C :	5.91
Melting Point p. (°C) :	29.8
Boiling Point p. (°C) :	2403
Discover By:	Lecoq de Boisbaudran
Year Of Discover :	1875
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p1

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Germenium Ge

Atomic No :	32
Group , Period:	4, 14
mass (known isotope no)(g/mole):	72.64(1)
Density(g/cm³) at 20°C :	5.32
Melting Point p. (°C) :	937.4
Boiling Point p. (°C) :	2830
Discover By:	Winkler
Year Of Discover :	1886
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p2

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Arsenik As

Atomic No :	33
Group , Period:	4, 15
mass (known isotope no)(g/mole):	74.92160(2)
Density(g/cm³) at 20°C :	5.72
Melting Point p. (°C) :	613
Boiling Point p. (°C) :	613
Discover By:	Albertus Magnus
Year Of Discover :	ca. 1250
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p3

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Selenium Se

Atomic No :	34
Group , Period:	4, 16
mass (known isotope no)(g/mole):	78.96(3)4
Density(g/cm³) at 20°C :	4.82
Melting Point p. (°C) :	217
Boiling Point p. (°C) :	685
Discover By:	Berzelius
Year Of Discover :	1817
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p4

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Bromin Br

Atomic No :	35
Group , Period:	4, 17
mass (known isotope no)(g/mole):	79.904(1)
Density(g/cm³) at 20°C :	3.14
Melting Point p. (°C) :	-7.3
Boiling Point p. (°C) :	58.8
Discover By:	Balard
Year Of Discover :	1826
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p5

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Cripton Kr

Atomic No :	36
Group , Period:	4, 18
mass (known isotope no)(g/mole):	83.798(2)2 3
Density(g/cm³) at 20°C :	3.48 g/l
Melting Point p. (°C) :	-156.6
Boiling Point p. (°C) :	-152.3
Discover By:	Ramsay and Travers
Year Of Discover :	1898
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6

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Rubidium Rb

Atomic No :	37
Group , Period:	5, 1
mass (known isotope no)(g/mole):	85.4678(3)2
Density(g/cm³) at 20°C :	1.53
Melting Point p. (°C) :	39
Boiling Point p. (°C) :	688
Discover By:	Bunsen and Kirchhoff
Year Of Discover :	1861
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-5s1

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Strontium Sr

Atomic No :	38
Group , Period:	5, 2
mass (known isotope no)(g/mole):	87.62(1)2 4
Density(g/cm³) at 20°C :	2.63
Melting Point p. (°C) :	769
Boiling Point p. (°C) :	1384
Discover By:	Crawford
Year Of Discover :	1790
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-5s2

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Yitrium Y

Atomic No :	39
Group , Period:	5, 3
mass (known isotope no)(g/mole):	88.90585(2)
Density(g/cm³) at 20°C :	4.47
Melting Point p. (°C) :	1523
Boiling Point p. (°C) :	3337
Discover By:	Gadolin
Year Of Discover :	1794
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d1-5s2

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Zirkonium Zr

Atomic No :	40
Group , Period:	5, 4
mass (known isotope no)(g/mole):	91.224(2)2
Density(g/cm³) at 20°C :	6.51
Melting Point p. (°C) :	1852
Boiling Point p. (°C) :	4377
Discover By:	Klaproth
Year Of Discover :	1789
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d2-5s2

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Neobium Nb

Atomic No :	41
Group , Period:	5, 5
mass (known isotope no)(g/mole):	92.906 38(2)
Density(g/cm³) at 20°C :	8.58
Melting Point p. (°C) :	2468
Boiling Point p. (°C) :	4927
Discover By:	Hatchett
Year Of Discover :	1801
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d4-5s1

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Molibodenum Mo

Atomic No :	42
Group , Period:	5, 6
mass (known isotope no)(g/mole):	95.94(2)2
Density(g/cm³) at 20°C :	10.28
Melting Point p. (°C) :	2617
Boiling Point p. (°C) :	5560
Discover By:	Scheele
Year Of Discover :	1778
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d5-5s1

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Tectenium Tc

Atomic No :	43
Group , Period:	5, 7
mass (known isotope no)(g/mole):	[98.9063]1
Density(g/cm³) at 20°C :	11.49
Melting Point p. (°C) :	2172
Boiling Point p. (°C) :	5030
Discover By:	Perrier and Segrè
Year Of Discover :	1937
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d5-5s2

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Ruthenium Ru

Atomic No :	44
Group , Period:	5, 8
mass (known isotope no)(g/mole):	101.07(2)2
Density(g/cm³) at 20°C :	12.45
Melting Point p. (°C) :	2310
Boiling Point p. (°C) :	3900
Discover By:	Klaus
Year Of Discover :	1844
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d7-5s1

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Rohdinum Rh

Atomic No :	45
Group , Period:	5, 9
mass (known isotope no)(g/mole):	102.90550(2)
Density(g/cm³) at 20°C :	12.41
Melting Point p. (°C) :	1966
Boiling Point p. (°C) :	3727
Discover By:	Wollaston
Year Of Discover :	1803
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d8-5s1

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Paladium Pd

Atomic No :	46
Group , Period:	5, 10
mass (known isotope no)(g/mole):	106.42(1)2
Density(g/cm³) at 20°C :	12.02
Melting Point p. (°C) :	1552
Boiling Point p. (°C) :	3140
Discover By:	Wollaston
Year Of Discover :	1803
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10

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Silver Ag

Atomic No :	47
Group , Period:	5, 11
mass (known isotope no)(g/mole):	107.8682(2)2
Density(g/cm³) at 20°C :	10.49
Melting Point p. (°C) :	961.9
Boiling Point p. (°C) :	2212
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s1

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Cadmium Cd

Atomic No :	48
Group , Period:	5, 12
mass (known isotope no)(g/mole):	112.411(8)2
Density(g/cm³) at 20°C :	8.64
Melting Point p. (°C) :	321
Boiling Point p. (°C) :	765
Discover By:	Strohmeyer and Hermann
Year Of Discover :	1817
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2

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Indium In

Atomic No :	49
Group , Period:	5, 13
mass (known isotope no)(g/mole):	114.818(3)
Density(g/cm³) at 20°C :	7.31
Melting Point p. (°C) :	156.2
Boiling Point p. (°C) :	2080
Discover By:	Reich and Richter
Year Of Discover :	1863
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p1

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Stanus Sn

Atomic No :	50
Group , Period:	5, 14
mass (known isotope no)(g/mole):	118.710(7)2
Density(g/cm³) at 20°C :	7.29
Melting Point p. (°C) :	232
Boiling Point p. (°C) :	2270
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p2

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Antemoni Sb

Atomic No :	51
Group , Period:	5, 15
mass (known isotope no)(g/mole):	121.760(1)2
Density(g/cm³) at 20°C :	6.69
Melting Point p. (°C) :	630.7
Boiling Point p. (°C) :	1750
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p3

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Telurium Te

Atomic No :	52
Group , Period:	5, 16
mass (known isotope no)(g/mole):	127.60(3)2
Density(g/cm³) at 20°C :	6.25
Melting Point p. (°C) :	449.6
Boiling Point p. (°C) :	990
Discover By:	von Reichenstein
Year Of Discover :	1782
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p4

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Iodine I

Atomic No :	53
Group , Period:	5, 17
mass (known isotope no)(g/mole):	126.90447(3)
Density(g/cm³) at 20°C :	4.94
Melting Point p. (°C) :	113.5
Boiling Point p. (°C) :	184.4
Discover By:	Courtois
Year Of Discover :	1811
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p5

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Xenon Xe

Atomic No :	54
Group , Period:	5, 18
mass (known isotope no)(g/mole):	131.293(6)2 3
Density(g/cm³) at 20°C :	4.49 g/l
Melting Point p. (°C) :	-111.9
Boiling Point p. (°C) :	-107
Discover By:	Ramsay and Travers
Year Of Discover :	1898
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p6

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Cizium Cs

Atomic No :	55
Group , Period:	6, 1
mass (known isotope no)(g/mole):	132.9054519(2)
Density(g/cm³) at 20°C :	1.9
Melting Point p. (°C) :	28.4
Boiling Point p. (°C) :	690
Discover By:	Kirchhoff and Bunsen
Year Of Discover :	1860
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p6-6s1

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Barium Ba

Atomic No :	56
Group , Period:	6, 2
mass (known isotope no)(g/mole):	137.327(7)
Density(g/cm³) at 20°C :	3.65
Melting Point p. (°C) :	725
Boiling Point p. (°C) :	1640
Discover By:	Davy
Year Of Discover :	1808
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p6-6s2

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Lanthanum La

Atomic No :	57
Group , Period:	6
mass (known isotope no)(g/mole):	138.90547(7)2
Density(g/cm³) at 20°C :	6.16
Melting Point p. (°C) :	920
Boiling Point p. (°C) :	3454
Discover By:	Mosander
Year Of Discover :	1839
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-5s2-5p6-5d1-6s2

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Cerium Ce

Atomic No :	58
Group , Period:	6
mass (known isotope no)(g/mole):	140.116(1)2
Density(g/cm³) at 20°C :	6.77
Melting Point p. (°C) :	798
Boiling Point p. (°C) :	3257
Discover By:	von Hisinger and Berzelius
Year Of Discover :	1803
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-5s2-5p6-5d1-6s2

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Prasiodimium Pr

Atomic No :	59
Group , Period:	6
mass (known isotope no)(g/mole):	140.90765(2)
Density(g/cm³) at 20°C :	6.48
Melting Point p. (°C) :	931
Boiling Point p. (°C) :	3212
Discover By:	von Welsbach
Year Of Discover :	1895
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f3-5s2-5p6-6s2

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Neodimium Nd

Atomic No :	60
Group , Period:	6
mass (known isotope no)(g/mole):	144.242(3)2
Density(g/cm³) at 20°C :	7
Melting Point p. (°C) :	1010
Boiling Point p. (°C) :	3127
Discover By:	von Welsbach
Year Of Discover :	1895
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f4-5s2-5p6-6s2

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Promithimium Pm

Atomic No :	61
Group , Period:	6
mass (known isotope no)(g/mole):	[146.9151]1
Density(g/cm³) at 20°C :	7.22
Melting Point p. (°C) :	1080
Boiling Point p. (°C) :	2730
Discover By:	Marinsky and Glendenin
Year Of Discover :	1945
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f5-5s2-5p6-6s2

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Samarium Sm

Atomic No :	62
Group , Period:	6
mass (known isotope no)(g/mole):	150.36(2)2
Density(g/cm³) at 20°C :	7.54
Melting Point p. (°C) :	1072
Boiling Point p. (°C) :	1778
Discover By:	Lecoq de Boisbaudran
Year Of Discover :	1879
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f6-5s2-5p6-6s2

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Europium Eu

Atomic No :	63
Group , Period:	6
mass (known isotope no)(g/mole):	151.964(1)2
Density(g/cm³) at 20°C :	5.25
Melting Point p. (°C) :	822
Boiling Point p. (°C) :	1597
Discover By:	Demarçay
Year Of Discover :	1901
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f7-5s2-5p6-6s2

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Gadoninium Gd

Atomic No :	64
Group , Period:	6
mass (known isotope no)(g/mole):	157.25(3)2
Density(g/cm³) at 20°C :	7.89
Melting Point p. (°C) :	1311
Boiling Point p. (°C) :	3233
Discover By:	de Marignac
Year Of Discover :	1880
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f7-5s2-5p6-5d1-6s2

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Tarbium Tb

Atomic No :	65
Group , Period:	6
mass (known isotope no)(g/mole):	158.92535(2)
Density(g/cm³) at 20°C :	8.25
Melting Point p. (°C) :	1360
Boiling Point p. (°C) :	3041
Discover By:	Mosander
Year Of Discover :	1843
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f9-5s2-5p6-6s2

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Disprosium Dy

Atomic No :	66
Group , Period:	6
mass (known isotope no)(g/mole):	162.500(1)2
Density(g/cm³) at 20°C :	8.56
Melting Point p. (°C) :	1409
Boiling Point p. (°C) :	2335
Discover By:	Lecoq de Boisbaudran
Year Of Discover :	1886
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f10-5s2-5p6-6s2

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Holmium Ho

Atomic No :	67
Group , Period:	6
mass (known isotope no)(g/mole):	164.93032(2)
Density(g/cm³) at 20°C :	8.78
Melting Point p. (°C) :	1470
Boiling Point p. (°C) :	2720
Discover By:	Soret
Year Of Discover :	1878
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f11-5s2-5p6-6s2

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Erbium Er

Atomic No :	68
Group , Period:	6
mass (known isotope no)(g/mole):	167.259(3)2
Density(g/cm³) at 20°C :	9.05
Melting Point p. (°C) :	1522
Boiling Point p. (°C) :	2510
Discover By:	Mosander
Year Of Discover :	1842
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f12-5s2-5p6-6s2

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Thulium Tm

Atomic No :	69
Group , Period:	6
mass (known isotope no)(g/mole):	168.93421(2)
Density(g/cm³) at 20°C :	9.32
Melting Point p. (°C) :	1545
Boiling Point p. (°C) :	1727
Discover By:	Cleve
Year Of Discover :	1879
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f13-5s2-5p6-6s2

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Yetarbium Yb

Atomic No :	70
Group , Period:	6
mass (known isotope no)(g/mole):	173.04(3)2
Density(g/cm³) at 20°C :	6.97
Melting Point p. (°C) :	824
Boiling Point p. (°C) :	1193
Discover By:	de Marignac
Year Of Discover :	1878
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-6s2

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Lutetium Lu

Atomic No :	71
Group , Period:	6, 3
mass (known isotope no)(g/mole):	174.967(1)2
Density(g/cm³) at 20°C :	9.84
Melting Point p. (°C) :	1656
Boiling Point p. (°C) :	3315
Discover By:	Urbain
Year Of Discover :	1907
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d1-6s2

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hafnium Hf

Atomic No :	72
Group , Period:	6, 4
mass (known isotope no)(g/mole):	178.49(2)
Density(g/cm³) at 20°C :	13.31
Melting Point p. (°C) :	2150
Boiling Point p. (°C) :	5400
Discover By:	Coster and de Hevesy
Year Of Discover :	1923
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d2-6s2

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Tantalam Ta

Atomic No :	73
Group , Period:	6, 5
mass (known isotope no)(g/mole):	180.9479(1)
Density(g/cm³) at 20°C :	16.68
Melting Point p. (°C) :	2996
Boiling Point p. (°C) :	5425
Discover By:	Ekeberg
Year Of Discover :	1802
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d3-6s2

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Tungsten W

Atomic No :	74
Group , Period:	6, 6
mass (known isotope no)(g/mole):	183.84(1)
Density(g/cm³) at 20°C :	19.26
Melting Point p. (°C) :	3407
Boiling Point p. (°C) :	5927
Discover By:	Elhuyar
Year Of Discover :	1783
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d4-6s2

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Rehnium Re

Atomic No :	75
Group , Period:	6, 7
mass (known isotope no)(g/mole):	186.207(1)
Density(g/cm³) at 20°C :	21.03
Melting Point p. (°C) :	3180
Boiling Point p. (°C) :	5627
Discover By:	Noddack, Tacke and Berg
Year Of Discover :	1925
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d56s2

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Osmium Os

Atomic No :	76
Group , Period:	6, 8
mass (known isotope no)(g/mole):	190.23(3)2
Density(g/cm³) at 20°C :	22.61
Melting Point p. (°C) :	3045
Boiling Point p. (°C) :	5027
Discover By:	Tennant
Year Of Discover :	1803
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d6-6s2

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Iridium Ir

Atomic No :	77
Group , Period:	6, 9
mass (known isotope no)(g/mole):	192.217(3)
Density(g/cm³) at 20°C :	22.65
Melting Point p. (°C) :	2410
Boiling Point p. (°C) :	4130
Discover By:	Tennant
Year Of Discover :	1803
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d7-6s2

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Platinum Pt

Atomic No :	78
Group , Period:	6, 10
mass (known isotope no)(g/mole):	195.084(9)
Density(g/cm³) at 20°C :	21.45
Melting Point p. (°C) :	1772
Boiling Point p. (°C) :	3827
Discover By:	Scaliger
Year Of Discover :	1557
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d9-6s1

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Gold Au

Atomic No :	79
Group , Period:	6, 11
mass (known isotope no)(g/mole):	196.966569(4)
Density(g/cm³) at 20°C :	19.32
Melting Point p. (°C) :	1064.4
Boiling Point p. (°C) :	2940
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s1

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Murcurry Hg

Atomic No :	80
Group , Period:	6, 12
mass (known isotope no)(g/mole):	200.59(2)
Density(g/cm³) at 20°C :	13.55
Melting Point p. (°C) :	-38.9
Boiling Point p. (°C) :	356.6
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2

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Thalium Tl

Atomic No :	81
Group , Period:	6, 13
mass (known isotope no)(g/mole):	204.3833(2)
Density(g/cm³) at 20°C :	11.85
Melting Point p. (°C) :	303.6
Boiling Point p. (°C) :	1457
Discover By:	Crookes
Year Of Discover :	1861
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p1

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Led Pb

Atomic No :	82
Group , Period:	6, 14
mass (known isotope no)(g/mole):	207.2(1)2 4
Density(g/cm³) at 20°C :	11.34
Melting Point p. (°C) :	327.5
Boiling Point p. (°C) :	1740
Discover By:	Unknown
Year Of Discover :	Unknown
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p2

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Bismath Bi

Atomic No :	83
Group , Period:	6, 15
mass (known isotope no)(g/mole):	208.98040(1)
Density(g/cm³) at 20°C :	9.8
Melting Point p. (°C) :	271.4
Boiling Point p. (°C) :	1560
Discover By:	Geoffroy
Year Of Discover :	1540
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p3

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Polonium Po

Atomic No :	84
Group , Period:	6, 16
mass (known isotope no)(g/mole):	[208.9824]1
Density(g/cm³) at 20°C :	9.2
Melting Point p. (°C) :	254
Boiling Point p. (°C) :	962
Discover By:	Madam curry and piare curry
Year Of Discover :	1898
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p4

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Astatin At

Atomic No :	85
Group , Period:	6, 17
mass (known isotope no)(g/mole):	[209.9871]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	302
Boiling Point p. (°C) :	337
Discover By:	Corson and MacKenzie
Year Of Discover :	1940
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p5

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Redon Rn

Atomic No :	86
Group , Period:	6, 18
mass (known isotope no)(g/mole):	[222.0176]1
Density(g/cm³) at 20°C :	9.23 g/l
Melting Point p. (°C) :	-71
Boiling Point p. (°C) :	-61.8
Discover By:	Dorn
Year Of Discover :	1900
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p6

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Fransium Fr

Atomic No :	87
Group , Period:	7, 1
mass (known isotope no)(g/mole):	[223.0197]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	27
Boiling Point p. (°C) :	677
Discover By:	Perey
Year Of Discover :	1939
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p6-7s1

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Radium Ra

Atomic No :	88
Group , Period:	7, 2
mass (known isotope no)(g/mole):	[226.0254]1
Density(g/cm³) at 20°C :	5.5
Melting Point p. (°C) :	700
Boiling Point p. (°C) :	1140
Discover By:	Marie and Pierre Curie
Year Of Discover :	1898
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p6-7s2

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Actinum Ac

Atomic No :	89
Group , Period:	7
mass (known isotope no)(g/mole):	[227.0278]1
Density(g/cm³) at 20°C :	10.07
Melting Point p. (°C) :	1047
Boiling Point p. (°C) :	3197
Discover By:	Debierne
Year Of Discover :	1899
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p6-6d1-7s2

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Thorium Th

Atomic No :	90
Group , Period:	7
mass (known isotope no)(g/mole):	232.03806(2)1 2
Density(g/cm³) at 20°C :	11.72
Melting Point p. (°C) :	1750
Boiling Point p. (°C) :	4787
Discover By:	Berzelius
Year Of Discover :	1829
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-6s2-6p6-6d27s2

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Protectinium Pa

Atomic No :	91
Group , Period:	7
mass (known isotope no)(g/mole):	231.03588(2)1
Density(g/cm³) at 20°C :	15.37
Melting Point p. (°C) :	1554
Boiling Point p. (°C) :	4030
Discover By:	Soddy, Cranston and Hahn
Year Of Discover :	1917
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f2-6s2-6p6-6d1-7s2

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Urenium U

Atomic No :	92
Group , Period:	7
mass (known isotope no)(g/mole):	238.02891(3)1 2 3
Density(g/cm³) at 20°C :	18.97
Melting Point p. (°C) :	1132.4
Boiling Point p. (°C) :	3818
Discover By:	Klaproth
Year Of Discover :	1789
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f3-6s2-6p6-6d1-7s2

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Neptunium Np

Atomic No :	93
Group , Period:	7
mass (known isotope no)(g/mole):	[237.0482]1
Density(g/cm³) at 20°C :	20.48
Melting Point p. (°C) :	640
Boiling Point p. (°C) :	3902
Discover By:	McMillan and Abelson
Year Of Discover :	1940
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f4-6s2-6p6-6d1-7s2

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Plutonium Pu

Atomic No :	94
Group , Period:	7
mass (known isotope no)(g/mole):	[244.0642]1
Density(g/cm³) at 20°C :	19.74
Melting Point p. (°C) :	641
Boiling Point p. (°C) :	3327
Discover By:	Seaborg
Year Of Discover :	1940
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f6-6s2-6p6-7s2

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Amerisium Am

Atomic No :	95
Group , Period:	7
mass (known isotope no)(g/mole):	[243.0614]1
Density(g/cm³) at 20°C :	13.67
Melting Point p. (°C) :	994
Boiling Point p. (°C) :	2607
Discover By:	Seaborg
Year Of Discover :	1944
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f7-6s2-6p6-7s2

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Curium Cm

Atomic No :	96
Group , Period:	7
mass (known isotope no)(g/mole):	[247.0703]1
Density(g/cm³) at 20°C :	13.51
Melting Point p. (°C) :	1340
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1944
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f7-6s2-6p6-6d1-7s2

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Barkelium Bk

Atomic No :	97
Group , Period:	7
mass (known isotope no)(g/mole):	[247.0703]1
Density(g/cm³) at 20°C :	13.25
Melting Point p. (°C) :	986
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1949
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f9-6s2-6p6-7s2

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Californium Cf

Atomic No :	98
Group , Period:	7
mass (known isotope no)(g/mole):	[251.0796]1
Density(g/cm³) at 20°C :	15.1
Melting Point p. (°C) :	900
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1950
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f10-6s2-6p6-7s2

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Einstenium Es

Atomic No :	99
Group , Period:	7
mass (known isotope no)(g/mole):	[252.0829]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	860
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1952
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f11-6s2-6p6-7s2

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Farmium Fm

Atomic No :	100
Group , Period:	7
mass (known isotope no)(g/mole):	[257.0951]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1952
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f12-6s2-6p6-7s2

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Mendelevium Md

Atomic No :	101
Group , Period:	7
mass (known isotope no)(g/mole):	[258.0986]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1955
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f13-6s2-6p6-7s2

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Nobelium No

Atomic No :	102
Group , Period:	7
mass (known isotope no)(g/mole):	[259.1009]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Seaborg
Year Of Discover :	1958
Electronic Structure : 1s2-2s2-2p6-3s2-3p6-3d10-4s2-4p6-4d10-4f1-4-5s2-5p6-5d10-5f14-6s2-6p6-7s2

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Larensium Lr

Atomic No :	103
Group , Period:	7, 3
mass (known isotope no)(g/mole):	[260.1053]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Ghiorso
Year Of Discover :	1961
Electronic Structure : 5f1-4 7s2 7p1

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Ratherfordium Rf

Atomic No :	104
Group , Period:	7, 4
mass (known isotope no)(g/mole):	[261.1087]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Flerov
Year Of Discover :	1964/69
Electronic Structure : 5f1-4 6d2 7s2

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Dubnium Db

Atomic No :	105
Group , Period:	7, 5
mass (known isotope no)(g/mole):	[262.1138]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Flerov
Year Of Discover :	1967/70
Electronic Structure : Unknown

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Seborgeum Sg

Atomic No :	106
Group , Period:	7, 6
mass (known isotope no)(g/mole):	[263.1182]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Flerov
Year Of Discover :	1974
Electronic Structure : Unknown

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Bohrium Bh

Atomic No :	107
Group , Period:	7, 7
mass (known isotope no)(g/mole):	[262.1229]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	Oganessian
Year Of Discover :	1976
Electronic Structure : Unknown

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Hasium Hs

Atomic No :	108
Group , Period:	7, 8
mass (known isotope no)(g/mole):	[265]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	GSI (*)
Year Of Discover :	1984
Electronic Structure : Unknown

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Meitoronium Mt

Atomic No :	109
Group , Period:	7, 9
mass (known isotope no)(g/mole):	[266]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	GSI
Year Of Discover :	1982
Electronic Structure : Unknown

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Darmstadtium Ds

Atomic No :	110
Group , Period:	7, 10
mass (known isotope no)(g/mole):	[269]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	GSI
Year Of Discover :	1994
Electronic Structure : Unknown

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Royentgenium Rg

Atomic No :	111
Group , Period:	7, 11
mass (known isotope no)(g/mole):	[272]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	GSI
Year Of Discover :	1994
Electronic Structure : Unknown

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Ununbium Uub

Atomic No :	112
Group , Period:	7, 12
mass (known isotope no)(g/mole):	[285]1
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	GSI
Year Of Discover :	1996
Electronic Structure : Unknown

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ununtrium Uut

Atomic No :	113
Group , Period:	7, 13
mass (known isotope no)(g/mole):	[284]
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	JINR (), LLNL ()
Year Of Discover :	2004
Electronic Structure : Unknown

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ununkonium Uuq

Atomic No :	114
Group , Period:	7, 14
mass (known isotope no)(g/mole):	[289]
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	JINR
Year Of Discover :	1999
Electronic Structure : Unknown

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ununpentium Uup

Atomic No :	115
Group , Period:	7, 15
mass (known isotope no)(g/mole):	[288]
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	JINR, LLNL
Year Of Discover :	2004
Electronic Structure : Unknown

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unuhexium Uuh

Atomic No :	116
Group , Period:	7, 16
mass (known isotope no)(g/mole):	[292]
Density(g/cm³) at 20°C :	Unknown
Melting Point p. (°C) :	Unknown
Boiling Point p. (°C) :	Unknown
Discover By:	LBNL (*)
Year Of Discover :	1999
Electronic Structure : Unknown

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unuseptium Uus

Atomic No :	117
Group , Period:	7, 17
mass (known isotope no)(g/mole):	Undiscovered
Density(g/cm³) at 20°C :	Undiscovered
Melting Point p. (°C) :	Undiscovered
Boiling Point p. (°C) :	Undiscovered
Discover By:	Undiscovered
Year Of Discover :	Undiscovered
Electronic Structure : Undiscovered

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ununoktium Uuo

Atomic No :	118
Group , Period:	7, 18
mass (known isotope no)(g/mole):	Undiscovered
Density(g/cm³) at 20°C :	Undiscovered
Melting Point p. (°C) :	Undiscovered
Boiling Point p. (°C) :	Undiscovered
Discover By:	Undiscovered
Year Of Discover :	Undiscovered
Electronic Structure : Undiscovered

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ZWNJ

স্পেসবার

নতুন লাইন

যুক্ত করুন/হসন্ত

ZWJ

বন্ধ করো

Periodic Table

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