A compound of formula M2O3, where M is the metal. Find out the formula of its Sulphide and Sulphate.
Determine the valency of the cations in the given compounds
(i) MSO4 (ii) M(HCO3)2 (iii) M3(PO4)2
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Solution
Dear student
1. valency of metal in M2O3 is 3 so formula of sulphide is M2S3 and formula of sulphate is M2 (SO4)3 .
2. In MSO4 valency of cation that mean metal is 2.
In M(HCO3)2 valency of cation is 2.
In M3(PO4)2 valency of cation is 2.