Periodic table of elements

Periodic table of elements and valences (valencies)
1
2
3
4
5
6
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7
8
9
10
11
12
13
14
15
16
17
−1
1
Valence (+) in: Non-metallic oxides,
Oxoacids.
1
H
1
Valence (+) in:
- Oxides
- Hydroxides
- Metallic hydrides
- Monoatomic cations
- etc.
2
2
Li
1
Be
2
1 −3
3
5
1
2
3
4
5
Na
2
3
2
3
2
3
3
6
2
3
4
Ca
2
Rb
6
Cs
Ba
2
7
Fr
Ti
V
Cr
Sr
2
1
Sc
2
3
5
5
1
2
4
3
3
Ra
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∗
4
6
7
Mn
2
3
2
3
Fe
2
3
Co
1
2
Ni
6
2
4
6
Cu
W
1
3
Pt
Au
N
3
5
3 −3
5
3
5
3 −3
5
Si
Cd
Sn
Sb
3
Pb
3 −3
5
5
Bi
−1
O
F
4
6
2 −2
4
6
1 −1
3
5
7
S
Cl
4
6
2 −2
4
6
1 −1
3
5
7
P
3
5
2
4
Hg
−2
−1
As
2
4
1
2
1 −3
3
5
1
2
3
4
5
Zn
2
Ag
2
4
−4
2
1
Mo
2
3
4
5
6
4 −4
C
Al
3
4
K
3 −3
B
Mg
2
1
3
N
3
1
Valence (−) in:
- Non-metallic hydrides
- Binary compounds (salts)
- Monoatomic anions, etc.
Se
4
6
2 −2
4
6
Te
Br
1 −1
3
5
7
I