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K +1
Si +2 +4
Mg +2
V +2
Cr +2 +3 +6
Ni +2 +3
Au +1 +3
C +2 +4
P +3 +5
Se +2 +4 +6
N +1 +2 +3 +4 +5
O -2
Cl +1 +3 +5 +7
Bi +3 +5