1.

Complete the following equation and balance . * Cu+H_(2)SO_(4)rarr * S+H_(2)SO_(4)rarr * C+H_(2)SO_(4)rarr * 2NaCl+H_(2)SO_(4)rarr.........+Na_(2)SO_(4)

Answer»

Solution : * `Cu+H_(2)SO_(4)rarr CuSO_(4)+2H_(2)O+SO_(2)`
* `S+2H_(2)SO_(4)rarr2H_(2)O+3SO_(2)`
* ` C+2H_(2)SO_(4)rarr2H_(2)O+2SO_(2)+CO_(2)`
* `2NaCl+H_(2)SO_(4)rarr2HCl+Na_(2)SO_(4)`


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