1.

(a) Number of ions which are regarded as ionic carbides amongst `(C^(4-),C_(2)^(2-),C_(3)^(4-),C_(4)^(3-))=X` (b) When oxalic acid is heated with conc. `H_(2)SO_(4)` it produces number of different gases amongst `(CO,CO_(2),SO_(3))=Y` ( c) Number of molecules having V-shaped structure amongst `(SnCl_(2),PbCl_(2),COS)=Z` Find X+Y+Z.

Answer» Correct Answer - `7`
`X=3,Y=2,Z=2`


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