Other nonmetals
Noble Gases
Halogens
Metalloids
Alkaline earth metals
Alkali metals
Transition metals
Post-transition metals
Lanthanides
Actinides
Non-metals
Metals





1
1
H
Hydrogen
1.008
2
2
He
Helium
4.002602
2 1
3
Li
Lithium
6.94
2 2
4
Be
Beryllium
9.0121831
2 3
5
B
Boron
10.81
2 4
6
C
Carbon
12.011
2 5
7
N
Nitrogen
14.007
2 6
8
O
Oxygen
15.999
2 7
9
F
Fluorine
18.998403163
2 8
10
Ne
Neon
20.1797
2 8 1
11
Na
Sodium
24.305
2 8 2
12
Mg
Magnesium
22.98976928
2 8 3
13
Al
Aluminum
26.9815385
2 8 4
14
Si
Silicon
28.085
2 8 5
15
P
Phosphorus
30.973761998
2 8 6
16
S
Sulfur
32.06
2 8 7
17
Cl
Chlorine
35.45
2 8 8
18
Ar
Argon
39.948
2 8 8 1
19
K
Potassium
39.0983
2 8 8 2
20
Ca
Calcium
40.078
2 8 9 2
21
Sc
Scandium
44.955908
2 8 10 2
22
Ti
Titanium
47.867
2 8 11 2
23
V
Vanadium
50.9415
2 8 13 1
24
Cr
Chromium
51.9961
2 8 13 2
25
Mn
Manganese
54.938044
2 8 14 2
26
Fe
Iron
55.845
2 8 15 2
27
Co
Cobalt
58.933194
2 8 16 2
28
Ni
Nickel
58.6934
2 8 18 1
29
Cu
Copper
63.546
2 8 18 2
30
Zn
Zinc
65.38
2 8 18 3
31
Ga
Gallium
69.723
2 8 18 4
32
Ge
Germanium
72.63
2 8 18 5
33
As
Arsenic
74.921595
2 8 16 6
34
Se
Selenium
78.971
2 8 18 7
35
Br
Bromine
79.904
2 8 18 8
36
Kr
Krypton
83.798
2 8 18 8 1
37
Rb
Rubidium
85.4678
2 8 18 8 2
38
Sr
Strontium
87.62
2 8 18 9 2
39
Y
Yttrium
8.90584
2 8 18 10 2
40
Zr
Zirconium
91.224
2 8 18 12 1
41
Nb
Niobium
92.90637
2 8 18 13 1
42
Mo
Molybdenum
95.95
2 8 18 13 2
43
Tc
Technetium
(98)
2 8 18 15 1
44
Ru
Ruthenium
101.07
2 8 18 16 1
45
Rh
Rhodium
102.90550
2 8 18 18
46
Pd
Palladium
106.42
2 8 18 18 1
47
Ag
Silver
107.8682
2 8 18 18 2
48
Cd
Cadmium
112.414
2 8 18 18 3
49
In
Indium
114.818
2 8 18 18 4
50
Sn
Tin
118.710
2 8 18 18 5
51
Sb
Antimony
121.76
2 8 18 18 6
52
Te
Tellurium
127.60
2 8 18 7
53
I
Iodine
126.90447
2 8 18 8
54
Xe
Xenon
131.293
2 8 18 18 8 1
55
Cs
Cesium
132.90545196
2 8 18 18 8 1
56
Ba
Barium
137.327
57 - 71
Ln
Lanthanides
2 8 18 32 10 2
72
Hf
Hafnium
178.49
2 8 18 32 11 2
73
Ta
Tantalum
180.94788
2 8 18 32 12 2
74
W
Tungsten
183.84
2 8 18 32 13 2
75
Re
Rhenium
186.207
2 8 18 32 14 2
76
Os
Osmium
190.23
2 8 18 32 15 2
77
Ir
Iridium
192.217
2 8 18 32 17 1
78
Pt
Platinum
195.084
2 8 18 32 18 1
79
Au
Gold
196.966569
2 8 18 32 18 2
80
Hg
Mercury
200.59
2 8 18 32 18 3
81
Tl
Thallium
204.38
2 8 18 32 18 4
82
Pb
Lead
207.2
2 8 18 32 18 5
83
Bi
Bismuth
208.98040
2 8 18 32 18 6
84
Po
Polonium
(209)
2 8 18 32 18 7
85
At
Astatine
(210)
2 8 18 32 18 8
86
Rn
Radon
(222)
2 8 18 32 18 8 1
87
Fr
Francium
(223)
2 8 18 32 18 8 2
88
Ra
Radium
(226)
89 - 103
An
Actinides
2 8 18 32 32 10 2
104
Rf
Rutherfordium
(267)
2 8 18 32 32 11 2
105
Db
Dubnium
(268)
2 8 18 32 32 12 2
106
Sg
Seaborgium
(271)
2 8 18 32 32 13 2
107
Bh
Bohrium
(272)
2 8 18 32 32 14 2
108
Hs
Hassium
(270)
2 8 18 32 32 15 2
109
Mt
Meitnerium
(276)
2 8 18 32 32 17 1
110
Ds
Darmstadtium
(281)
2 8 18 32 32 18 1
111
Rg
Roentgenium
(280)
2 8 18 32 32 18 2
112
Cn
Copernicium
(285)
2 8 18 32 32 18 3
113
Nh
Nihonium
(284)
2 8 18 32 32 18 4
114
Fl
Flerovium
(289)
2 8 18 32 32 18 5
115
Mc
Moscovium
(288)
2 8 18 32 32 18 6
116
Lv
Livermorium
(293)
2 8 18 32 32 18 7
117
Ts
Tennessine
(294)
2 8 18 32 32 18 8
118
Og
Oganesson
(294)
2 8 18 18 9 2
57
La
Lanthanum
138.90547
2 8 18 19 9 2
58
Ce
Cerium
140.116
2 8 18 21 8 2
59
Pr
Praseodymium
140.90766
2 8 18 22 8 2
60
Nd
Neodymium
144.242
2 8 18 23 8 2
61
Pm
Promethium
(145)
2 8 18 24 8 2
62
Sm
Samarium
150.36
2 8 18 25 8 2
63
Eu
Europium
151.964
2 8 18 25 9 2
64
Gd
Gadolinium
157.25
2 8 18 27 8 2
65
Tb
Terbium
158.92535
2 8 18 28 8 2
66
Dy
Dysprosium
162.500
2 8 18 29 8 2
67
Ho
Holmium
164.93033
2 8 18 30 8 2
68
Er
Erbium
167.259
2 8 18 31 8 2
69
Tm
Thulium
168.93422
2 8 18 32 8 2
70
Yb
Ytterbium
173.054
2 8 18 32 9 2
71
Lu
Lutetium
174.9668
2 8 18 32 18 9 2
89
Ac
Actinium
(227)
2 8 18 32 18 10 2
90
Th
Thorium
232.0377
2 8 18 32 20 9 2
91
Pa
Protactinium
231.03588
2 8 18 32 21 9 2
92
U
Uranium
238.02891
2 8 18 32 22 9 2
93
Np
Neptunium
(237)
2 8 18 32 24 8 2
94
Pu
Plutonium
(244)
2 8 18 32 25 8 2
95
Am
Americium
(243)
2 8 18 32 25 9 2
96
Cm
Curium
(247)
2 8 18 32 27 8 2
97
Bk
Berkelium
(247)
2 8 18 32 28 8 2
98
Cf
Californium
(251)
2 8 18 32 29 8 2
99
Es
Einsteinium
(252)
2 8 18 32 30 8 2
100
Fm
Fermium
(257)
2 8 18 32 31 8 2
101
Md
Mendelevium
(258)
2 8 18 32 32 8 2
102
No
Nobelium
(259)
2 8 18 32 32 8 3
103
Lr
Lawrencium
(262)