Write the formula and names of the compounds formed by
(i) Hg2^2+ and Cl^1-
(ii) Fe^3+ and SO4^2-
(iii) Cu^2+ and SO4^2-
(iv) Cu^2+ and O^2-ion
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Answer:HgCl2
FeSo4(ferrous sulphate)
CuSo4(copper sulphate)
2CuO(Cooper oxide)
Explanation:
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