Periodic Table of the Elements
Atomic Number

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

Key: Atomic Number

No
data 		0-15
color #80bfff 		15-30
color #00ffff 		30-45
color #00ff00 		45-60
color #bfffbf 		60-75
color #ffff00 		75-90
color #ffbf33 		90-105
color #ff00ff 		105-
color #ff0000

Graph: Atomic Number vs. Atomic Number

Graph of data
Atomic Number

Other tables

Version 1.1
Generated 19970918
from a program written for MIT Course 3.091 by Craig Counterman

Additional Information