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Names and symbols of the constituent element and identify their valencies from the molecular formula. 1.KCl 2.HBr 3.MgBr2 4.K2O 5.NaH 6.CaCl2 7.CCl4 8.HI 9.H2S 10.NA2S 11.FeS 12.BaCl2

Answer» Names and symbols of the constituent element and identify their valencies from the molecular formula.

1.KCl
2.HBr
3.MgBr2
4.K2O
5.NaH
6.CaCl2
7.CCl4
8.HI
9.H2S
10.NA2S
11.FeS
12.BaCl2


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