header header header
  Quick order
Search
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
I II IIIb IVb Vb VIb VIIb VIIIb Ib IIb III IV V VI VII VIII
1H
1.0079
2He
4.0026
3Li
6.939
4Be
9.0122
5B
10.811
6C
12.011
7N
14.006
8O
15.999
9F
18.998
10Ne
20.183
11Na
22.989
12Mg
24.312
13Al
26.981
14Si
28.086
15P
30.973
16S
32.064
17Cl
35.453
18Ar
39.948
19K
30.102
20Ca
40.08
21Sc
44.956
22Ti
47.90
23V
50.941
24Cr
51.996
25Mn
54.938
26Fe
55.845
27Co
58.933
28Ni
58.693
29Cu
63.546
30Zn
65.409
31Ga
69.72
32Ge
72.59
33As
74.921
34Se
78.96
35Br
79.904
36Kr
83.80
37Rb
85.47
38Sr
87.62
39Y
88.905
40Zr
91.224
41Nb
92.906
42Mo
95.942
43Tc
98.906
44Ru
101.07
45Rh
102.90
46Pd
106.42
47Ag
107.87
48Cd
112.41
49In
114.82
50Sn
118.69
51Sb
121.75
52Te
127.60
53I
126.90
54Xe
131.30
55Cs
132.90
56Ba
137.34
57La
138.90
72Hf
178.49
73Ta
180.94
74W
183.84
75Re
186.20
76Os
190.23
77Ir
192.21
78Pt
195.08
79Au
196.96
80Hg
200.59
81Tl
204.38
82Pb
207.19
83Bi
208.98
84Po
210
85At
209.98
86Rn
222.01
87Fr
223.01
88Ra
226.05
89Ac
227.02
104Rf
261.10
105Db
262.11
106Sg
266.12
107Bh
264.12
108Hs
109Mt
110Ds
111Rg
112Uub
113Uut
114Uuq
115Uup
116Uuh
117Uus
118Uuo
Lanthanoids
58Ce
140.11
59Pr
140.90
60Nd
144.24
61Pm
146.91
62Sm
150.36
63Eu
151.96
64Gd
157.25
65Tb
158.92
66Dy
162.50
67Ho
164.93
68Er
167.25
69Tm
168.93
70Yb
173.04
71Lu
174.96
Actinoids
90Th
232.03
91Pa
231.03
92U
238.03
93Np
237.04
94Pu
244.06
95Am
243.06
96Cm
247.07
97Bk
247.07
98Cf
251.07
99Es
252.08
100Fm
257.09
101Md
258.09
102No
259.10
103Lr
260.10

Atomic number -
Atomic weight -
Density -
Melting point -
Boiling point -
Covalent radius -
Vander Waals radius -
Ionic radius -
First ionization potential -
Electron affinity -
Electronic configuration -
Stable isotopes -