1.

Which of the following on heating gives mixture of SO_2 and SO_3 ?

Answer»

`ZnSO_(3)`
`CuSO_(4)`
`FeSO_(4)`
`Na_(2)SO_(4)`

Solution :`2FeSO_(4)(s) overset(DELTA)to Fe_(2)O_(3)(s) + SO_(2)(g) + SO_(3)(g)`


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