1, H
2, He
3, Li
4, Be
5, B
6, C
7, N
8, O
9, F
10, Ne
11, Na
12, Mg
13, Al
14, Si
15, P
16, S
17, Cl
18, Ar
19, K
20, Ca
21, Sc
22, Ti
23, V
24, Cr
25, Mn
26, Fe
27, Co
28, Ni
29, Cu
30, Zn
31, Ga
32, Ge
33, As
34, Se
35, Br
36, Kr
37, Rb
38, Sr
39, Y
40, Zr
41, Nb
42, Mo
43, Tc
44, Ru
45, Rh
46, Pd
47, Ag
48, Cd
49, In
50, Sn
51, Sb
52, Te
53, I
54, Xe
55, Cs
56, Ba
57, La
58, Ce
59, Pr
60, Nd
61, Pm
62, Sm
63, Eu
64, Gd
65, Tb
66, Dy
67, Ho
68, Er
69, Tm
70, Yb
71, Lu
72, Hf
73, Ta
74, W
75, Re
76, Os
77, Ir
78, Pt
79, Au
80, Hg
81, Tl
82, Pb
83, Bi
84, Po
85, At
86, Rn
87, Fr
88, Ra
89, Ac
90, Th
91, Pa
92, U
93, Np
94, Pu
95, Am
96, Cm
97, Bk
98, Cf
99, Es
100, Fm
101, Md
102, No
103, Lr
104, Rf
105, Db
106, Sg
107, Bh
108, Hs
109, Mt
110, Ds
111, Rg
112, Cn
113, Nh
114, Fl
115, Mc
116, Lv
117, Ts
118, Og