Question
Fri December 09, 2011 By:

When I have to write the chemical formula for an element with more than 1 valency say copper nitrate ,what is the valency that i have to use for copper,1or2?

Expert Reply
Sun December 11, 2011
Copper nitrate with varialble valency is mentioned as:
Copper(I) nitrate = with valency 1 = CuNO3
Copper(II) nitrate = with valency 2 = Cu(NO3)2
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