1
H
Hydrogen
1.00794 g/mol
Atomic Weight
1.00794 g/mol
Atomic Volume
14.1 cm³/mol
Ionic Radius
- pm
Density
0.0899 g/cm³
Melting Point
-259.34 C
Boiling Point
-252.87 C
Polarizability
0.667
Electronegativity
2.2
First Ionization Potential
13.598 eV
Crystal Structure
Hex
Oxidation States
1
Electronic Configuration
1s¹
Hydrogen
H
1
1.00794
14.1
0.0899
-259.34
-252.87
13.598
2.2
1s¹
1
0.667
-
Hex
1
1
Helium
He
2
4.002602
31.8
0.1785
-272.2
-268.93
24.587
-
1s²
-
0.205
-
Hex
1
18
Lithium
Li
3
6.941
13.0
0.534
180.5
1342.0
5.392
0.98
[He]2s¹
1
24.3
76.0
BCC
2
1
Beryllium
Be
4
9.012182
4.88
1.8477
1287.0
2471.0
9.322
1.57
[He]2s²
2
5.6
27.0
Hex
2
2
Boron
B
5
10.811
4.68
2.31
2075.0
4000.0
8.298
2.04
[He]2s²p¹
3
3.03
11.0
Rhom
2
13
Carbon
C
6
12.011
5.34
2.25
4492.0
3825.0
11.26
2.55
[He]2s²p²
2,+/-4
1.76
-
Hex
2
14
Nitrogen
N
7
14.00674
17.3
1.25046
-210.0
-195.79
14.534
3.04
[He]2s²p³
2,+/-3,4,5
1.1
146.0
Hex
2
15
Oxygen
O
8
15.9994
14.0
1.429
-218.79
-182.95
13.618
3.44
[He]2s²p⁴
-2
0.802
138.0
SC
2
16
Fluorine
F
9
18.9984032
17.1
1.69
-219.62
-188.12
17.422
3.98
[He]2s²p⁵
-1
0.557
131.0
SC
2
17
Neon
Ne
10
20.1797
16.8
0.9002
-248.59
-246.08
21.564
-
[He]2s²p⁶
-
0.396
-
FCC
2
18
Sodium
Na
11
22.989768
23.7
0.97
97.72
883.0
5.139
0.93
[Ne]3s¹
1
23.6
102.0
BCC
3
1
Magnesium
Mg
12
24.305
13.97
1.74
650.0
1090.0
7.646
1.31
[Ne]3s²
2
10.6
72.0
Hex
3
2
Aluminum
Al
13
26.981539
9.99
2.702
660.32
2519.0
5.986
1.61
[Ne]3s²p¹
3
6.8
54.0
FCC
3
13
Silicon
Si
14
28.0855
12.05
2.33
1414.0
3265.0
8.151
1.9
[Ne]3s²p²
4
5.38
40.0
FCC
3
14
Phosphorus
P
15
30.973762
17.0
1.82
44.15
277.0
10.486
2.19
[Ne]3s²p³
+/-3,4,5
3.63
17.0
Hex
3
15
Sulfur
S
16
32.066
15.5
2.07
115.21
444.6
10.36
2.58
[Ne]3s²p⁴
+/-2,4,6
2.9
184.0
Ortho
3
16
Chlorine
Cl
17
35.4527
18.7
3.214
-101.5
-34.04
12.967
3.16
[Ne]3s²p⁵
+/-1,3,5,7
2.18
181.0
Ortho
3
17
Argon
Ar
18
39.948
24.2
1.784
-189.35
-185.85
15.759
-
[Ne]3s²p⁶
-
1.64
-
FCC
3
18
Potassium
K
19
39.0983
45.46
0.86
63.38
759.0
4.341
0.82
[Ar]4s¹
1
43.4
138.0
BCC
4
1
Calcium
Ca
20
40.078
26.02
1.54
842.0
1484.0
6.113
1.0
[Ar]4s²
2
22.8
100.0
FCC
4
2
Scandium
Sc
21
44.95591
15.04
2.989
1541.0
2830.0
6.54
1.36
[Ar]3d¹4s²
3
17.8
75.0
Hex
4
3
Titanium
Ti
22
47.88
10.64
4.5
1668.0
3287.0
6.82
1.54
[Ar]3d²4s²
3,4
14.6
67.0
Hex
4
4
Vanadium
V
23
50.9415
8.55
5.96
1910.0
3407.0
6.74
1.63
[Ar]3d³4s²
2,3,4,5
12.4
64.0
BCC
4
5
Chromium
Cr
24
51.9961
7.78
7.2
1907.0
2671.0
6.766
1.66
[Ar]3d⁵4s¹
2,3,6
11.6
62.0
BCC
4
6
Manganese
Mn
25
54.93805
7.35
7.47
1246.0
2061.0
7.435
1.55
[Ar]3d⁵4s²
2,3,4,6,7
9.4
65.0
BCC
4
7
Iron
Fe
26
55.847
7.11
7.86
1538.0
2861.0
7.87
1.83
[Ar]3d⁶4s²
2,3
8.4
78.0
BCC
4
8
Cobalt
Co
27
58.9332
6.61
8.92
1495.0
2927.0
7.86
1.88
[Ar]3d⁷4s²
2,3
7.5
75.0
Hex
4
9
Nickel
Ni
28
58.6934
6.59
8.9
1455.0
2913.0
7.635
1.91
[Ar]3d⁸4s²
2,3
6.8
69.0
FCC
4
10
Copper
Cu
29
63.546
7.11
8.94
1084.62
2562.0
7.726
1.9
[Ar]3d¹⁰4s¹
1,2
6.1
65.0
FCC
4
11
Zinc
Zn
30
65.39
9.16
7.14
419.53
907.0
9.394
1.65
[Ar]3d¹⁰4s²
2
7.1
74.0
Hex
4
12
Gallium
Ga
31
69.723
11.44
6.095
29.76
2204.0
5.999
1.81
[Ar]3d¹⁰4s²p¹
3
8.12
62.0
Ortho
4
13
Germanium
Ge
32
72.61
13.57
5.35
938.25
2833.0
7.899
2.01
[Ar]3d¹⁰4s²p²
4
6.07
53.0
FCC
4
14
Arsenic
As
33
74.92159
13.08
5.727
817.0
614.0
9.81
2.18
[Ar]3d¹⁰4s²p³
+/-3,5
4.31
46.0
Rhom
4
15
Selenium
Se
34
78.96
16.42
4.81
221.0
685.0
9.752
2.55
[Ar]3d¹⁰4s²p⁴
-2,4,6
3.77
198.0
Hex
4
16
Bromine
Br
35
79.904
25.62
3.119
-7.2
58.8
11.814
2.96
[Ar]3d¹⁰4s²p⁵
+/-1,5
3.05
196.0
Ortho
4
17
Krypton
Kr
36
83.8
32.2
3.74
-157.36
-153.22
13.999
-
[Ar]3d¹⁰4s²p⁶
-
2.48
-
FCC
4
18
Rubidium
Rb
37
85.4678
55.79
1.532
39.31
688.0
4.177
0.82
[Kr]5s¹
1
47.3
152.0
BCC
5
1
Strontium
Sr
38
87.62
33.7
2.6
777.0
1382.0
5.695
0.95
[Kr]5s²
2
27.6
118.0
FCC
5
2
Yttrium
Y
39
88.90585
19.89
4.469
1526.0
3336.0
6.38
1.22
[Kr]4d¹5s²
3
22.7
-
Hex
5
3
Zirconium
Zr
40
91.224
14.06
6.49
1855.0
4409.0
6.84
1.33
[Kr]4d²5s²
4
17.9
72.0
Hex
5
4
Niobium
Nb
41
92.90638
10.84
8.57
2477.0
4744.0
6.9
1.6
[Kr]4d⁴5s¹
3,5
15.7
68.0
BCC
5
5
Molybdenum
Mo
42
95.94
9.41
10.2
2623.0
4639.0
7.099
2.16
[Kr]4d⁵5s¹
2,3,4,5,6
12.8
59.0
BCC
5
6
Technetium
Tc
43
97.9072
8.51
11.5
2157.0
4265.0
7.28
1.9
[Kr]4d⁵5s²
7
11.4
65.0
-
5
7
Ruthenium
Ru
44
101.07
8.22
12.3
2334.0
4150.0
7.37
2.2
[Kr]4d⁷5s¹
2,3,4,6,8
9.6
68.0
Hex
5
8
Rhodium
Rh
45
102.9055
8.3
12.4
1964.0
3695.0
7.46
2.28
[Kr]4d⁸5s¹
2,3,4
8.6
67.0
FCC
5
9
Palladium
Pd
46
106.42
8.85
12.02
1554.9
2963.0
8.34
2.2
[Kr]4d¹⁰
2,4
4.8
86.0
FCC
5
10
Silver
Ag
47
107.8682
10.27
10.5
961.78
2162.0
7.576
1.93
[Kr]4d¹⁰5s¹
1
7.2
115.0
FCC
5
11
Cadmium
Cd
48
112.411
13.01
8.642
321.07
767.0
8.993
1.69
[Kr]4d¹⁰5s²
2
7.2
95.0
Hex
5
12
Indium
In
49
114.818
15.73
7.3
156.6
2072.0
5.786
1.78
[Kr]4d¹⁰5s²p¹
3
10.2
80.0
Tet
5
13
Tin
Sn
50
118.71
16.31
7.28
231.93
2602.0
7.344
1.96
[Kr]4d¹⁰5s²p²
2,4
7.7
69.0
Tet
5
14
Antimony
Sb
51
121.757
18.22
6.684
630.63
1587.0
8.641
2.05
[Kr]4d¹⁰5s²p³
+/-3,5
6.6
76.0
Rhom
5
15
Tellurium
Te
52
127.6
20.42
6.25
449.51
988.0
9.009
2.1
[Kr]4d¹⁰5s²p⁴
-2,4,6
5.5
221.0
Hex
5
16
Iodine
I
53
126.90447
25.74
4.93
113.7
184.4
10.451
2.66
[Kr]4d¹⁰5s²p⁵
+/-1,5,7
5.35
220.0
Ortho
5
17
Xenon
Xe
54
131.29
42.9
5.89
-111.75
-108.04
12.13
-
[Kr]4d¹⁰5s²p⁶
-
4.04
-
FCC
5
18
Cesium
Cs
55
132.90543
70.73
1.879
28.44
671.0
3.894
0.79
[Xe]6s¹
1
59.6
167.0
BCC
6
1
Barium
Ba
56
137.327
38.21
3.594
727.0
1897.0
5.212
0.89
[Xe]6s²
2
39.7
135.0
BCC
6
2
Lanthanum
La
57
138.9055
22.6
6.146
920.0
3455.0
5.577
1.1
[Xe]5d¹6s²
3
31.1
103.0
Hex
6
3
Hafnium
Hf
72
178.49
13.41
13.31
2233.0
4603.0
7.0
1.3
[Xe]4f¹⁴5d²6s²
4
16.2
71.0
Hex
6
4
Tantalum
Ta
73
180.9479
10.9
16.6
3017.0
5458.0
7.89
1.5
[Xe]4f¹⁴5d³6s²
5
13.1
72.0
BCC
6
5
Tungsten
W
74
183.84
9.5
19.35
3422.0
5555.0
7.98
2.36
[Xe]4f¹⁴5d⁴6s²
2,3,4,5,6
11.1
42.0
BCC
6
6
Rhenium
Re
75
186.207
9.07
20.5
3186.0
5596.0
7.88
1.9
[Xe]4f¹⁴5d⁵6s²
-1,2,4,6,7
9.7
63.0
Hex
6
7
Osmium
Os
76
190.23
8.41
22.61
3033.0
5012.0
8.7
2.2
[Xe]4f¹⁴5d⁶6s²
2,3,4,6,8
8.5
63.0
Hex
6
8
Iridium
Ir
77
192.22
8.49
22.65
2446.0
4428.0
9.1
2.2
[Xe]4f¹⁴5d⁷6s²
2,3,4,6
7.6
68.0
FCC
6
9
Platinum
Pt
78
195.08
9.09
21.45
1768.4
3825.0
9.0
2.28
[Xe]4f¹⁴5d⁹6s¹
2,4
6.5
80.0
FCC
6
10
Gold
Au
79
196.96654
10.2
19.31
1064.18
2856.0
9.225
2.54
[Xe]4f¹⁴5d¹⁰6s¹
1,3
5.8
137.0
FCC
6
11
Mercury
Hg
80
200.59
14.81
13.546
-38.83
356.73
10.437
2.0
[Xe]4f¹⁴5d¹⁰6s²
1,2
5.7
102.0
Rhom
6
12
Thallium
Tl
81
204.3833
17.25
11.85
304.0
1473.0
6.108
2.04
[Xe]4f¹⁴5d¹⁰6s²p¹
1,3
7.6
150.0
Hex
6
13
Lead
Pb
82
207.2
18.27
11.34
327.46
1749.0
7.416
2.33
[Xe]4f¹⁴5d¹⁰6s²p²
2,4
6.8
119.0
FCC
6
14
Bismuth
Bi
83
208.98037
21.37
9.78
271.4
1564.0
7.289
2.02
[Xe]4f¹⁴5d¹⁰6s²p³
3,5
7.4
103.0
Rhom
6
15
Polonium
Po
84
208.9824
22.73
9.196
254.0
962.0
8.42
2.0
[Xe]4f¹⁴5d¹⁰6s²p⁴
2,4
6.8
94.0
SC
6
16
Astatine
At
85
209.9871
-
-
302.0
337.0
-
2.2
[Xe]4f¹⁴5d¹⁰6s²p⁵
+/-1,3,5,7
6.0
62.0
-
6
17
Radon
Rn
86
222.0176
50.5
9.73
-71.0
-61.7
10.748
-
[Xe]4f¹⁴5d¹⁰6s²p⁶
-
5.3
-
FCC
6
18
Francium
Fr
87
223.0197
-
-
27.0
677.0
-
0.7
[Rn]7s¹
1
48.7
180.0
BCC
7
1
Radium
Ra
88
226.0254
39.0
5.8
700.0
1140.0
5.279
0.9
[Rn]7s²
2
38.3
148.0
BCC
7
2
Actinium
Ac
89
227.0278
22.54
10.07
1051.0
3198.0
6.9
1.1
[Rn]6d¹7s²
3
32.1
112.0
FCC
7
3
Rutherfordium
Rf
104
261.0
-
-
-
-
-
-
[Rn]5f¹⁴6d²7s²
4
-
-
-
7
4
Dubnium
Db
105
262.0
-
-
-
-
-
-
[Rn]5f¹⁴6d³7s²
-
-
-
-
7
5
Seaborgium
Sg
106
263.0
-
-
-
-
-
-
[Rn]5f¹⁴6d⁴7s²
-
-
-
-
7
6
Bohrium
Bh
107
262.0
-
-
-
-
-
-
[Rn]5f¹⁴6d⁵7s²
-
-
-
-
7
7
Hassium
Hs
108
265.0
-
-
-
-
-
-
[Rn]5f¹⁴6d⁶7s²
-
-
-
-
7
8
Meitnerium
Mt
109
266.0
-
-
-
-
-
-
[Rn]5f¹⁴6d⁷7s²
-
-
-
-
7
9
Ununnilium
Uun
110
269.0
-
-
-
-
-
-
[Rn]5f¹⁴6d⁹7s¹
-
-
-
-
7
10
Unununium
Uuu
111
272.0
-
-
-
-
-
-
[Rn]5f¹⁴6d¹⁰7s¹
-
-
-
-
7
11
Ununbium
Uub
112
277.0
-
-
-
-
-
-
[Rn]5f¹⁴6d¹⁰7s²
-
-
-
-
7
12
Ununtrium
Uut
113
-
-
-
-
-
-
-
-
-
-
-
-
7
13
Ununquadium
Uuq
114
285.0
-
-
-
-
-
-
[Rn]5f¹⁴6d¹⁰7s²7p²
-
-
-
-
7
14
Ununpentium
Uup
115
-
-
-
-
-
-
-
-
-
-
-
-
7
15
Ununhexium
Uuh
116
289.0
-
-
-
-
-
-
[Rn]5f¹⁴6d¹⁰7s²7p⁴
-
-
-
-
7
16
Ununseptium
Uus
117
-
-
-
-
-
-
-
-
-
-
-
-
7
17
Ununoctium
Uuo
118
293.0
-
-
-
-
-
-
[Rn]5f¹⁴6d¹⁰7s²7p⁶
-
-
-
-
7
18
Cerium
Ce
58
140.115
20.7
6.77
799.0
3424.0
5.466
1.12
[Xe]4f¹5d¹6s²
3,4
29.6
101.0
FCC
8
5
Praseodymium
Pr
59
140.90765
20.8
6.773
931.0
3510.0
5.422
1.13
[Xe]4f³6s²
3,4
28.2
99.0
Hex
8
6
Neodymium
Nd
60
144.24
20.6
7.0
1016.0
3066.0
5.489
1.14
[Xe]4f⁴6s²
3
31.4
111.0
Hex
8
7
Promethium
Pm
61
144.9127
19.95
7.264
1042.0
3000.0
5.554
1.13
[Xe]4f⁵6s²
3
30.1
97.0
Hex
8
8
Samarium
Sm
62
150.36
19.95
7.536
1072.0
1790.0
5.631
1.17
[Xe]4f⁶6s²
2,3
28.8
96.0
Rhom
8
9
Europium
Eu
63
151.965
28.98
5.244
822.0
1596.0
5.666
1.2
[Xe]4f⁷6s²
2,3
27.7
117.0
BCC
8
10
Gadolinium
Gd
64
157.25
19.9
7.901
1314.0
3264.0
6.141
1.2
[Xe]4f⁷5d¹6s²
3
23.5
94.0
Hex
8
11
Terbium
Tb
65
158.92534
19.31
8.23
1359.0
3221.0
5.842
1.2
[Xe]4f⁹6s²
3,4
25.5
92.0
Hex
8
12
Dysprosium
Dy
66
162.5
19.0
8.551
1411.0
2561.0
5.927
1.22
[Xe]4f¹⁰6s²
3
24.5
107.0
Hex
8
13
Holmium
Ho
67
164.93032
18.74
8.8
1472.0
2694.0
6.018
1.23
[Xe]4f¹16s²
3
23.6
90.0
Hex
8
14
Erbium
Er
68
167.26
18.45
9.066
1529.0
2862.0
6.101
1.24
[Xe]4f¹26s²
3
22.7
89.0
Hex
8
15
Thulium
Tm
69
168.93421
18.12
9.321
1545.0
1946.0
6.18436
1.25
[Xe]4f¹36s²
2,3
21.8
103.0
Hex
8
16
Ytterbium
Yb
70
173.04
24.84
6.966
824.0
1194.0
6.25394
1.1
[Xe]4f¹⁴6s²
2,3
21.0
87.0
FCC
8
17
Lutetium
Lu
71
174.967
17.78
9.84
1663.0
3393.0
5.42589
1.27
[Xe]4f¹⁴5d¹6s²
3
21.9
86.0
Hex
8
18
Thorium
Th
90
232.0381
19.8
11.72
1750.0
4788.0
6.08
1.3
[Rn]6d²7s²
4
32.1
109.0
FCC
9
5
Protactinium
Pa
91
231.03588
15.03
15.37
1572.0
-
5.89
1.5
[Rn]5f²6d¹7s²
4,5
25.4
104.0
Ortho
9
6
Uranium
U
92
238.0289
12.49
19.05
1135.0
4131.0
6.05
1.38
[Rn]5f³6d¹7s²
3,4,5,6
27.4
100.0
Ortho
9
7
Neptunium
Np
93
237.0482
11.59
20.45
644.0
-
6.19
1.36
[Rn]5f⁴6d¹7s²
3,4,5,6
24.8
110.0
Ortho
9
8
Plutonium
Pu
94
244.0642
12.32
19.816
640.0
3228.0
5.8
1.28
[Rn]5f⁶7s²
3,4,5,6
24.5
100.0
Mono
9
9
Americium
Am
95
243.0614
17.78
13.67
1176.0
2607.0
5.993
1.3
[Rn]5f⁷7s²
3,4,5,6
23.3
97.5
Hex
9
10
Curium
Cm
96
247.0703
18.29
13.51
1345.0
-
6.02
1.3
[Rn]5f⁷6d¹7s²
3
23.0
97.0
Hex
9
11
Berkelium
Bk
97
247.0703
-
14.78
1050.0
-
6.23
1.3
[Rn]5f⁹7s²
3,4
22.7
96.0
Hex
9
12
Californium
Cf
98
251.0796
-
-
900.0
-
6.3
1.3
[Rn]5f¹⁰7s²
3
20.5
95.0
Hex
9
13
Einsteinium
Es
99
252.083
-
-
860.0
-
6.42
1.3
[Rn]5f¹¹7s²
3
19.7
-
Hex
9
14
Fermium
Fm
100
257.0951
-
-
1527.0
-
6.5
1.3
[Rn]5f¹²7s²
3
23.8
-
-
9
15
Mendelevium
Md
101
258.1
-
-
827.0
-
6.58
1.3
[Rn]5f¹³7s²
2,3
18.2
-
-
9
16
Nobelium
No
102
259.1009
-
-
827.0
-
6.65
1.3
[Rn]5f¹⁴7s²
2,3
17.5
110.0
-
9
17
Lawrencium
Lr
103
262.11
-
-
1627.0
-
-
-
[Rn]5f¹⁴6d¹7s²
3
-
-
-
9
18