1.

Which of the following is redox reaction ?

Answer»

`NaOH_((aq))+HCl_((aq))toNaCl_((aq))+H_(2)O_((l))`
`CH_(3)COOH+CH_(3)OHtoCH_(3)COOCH_(3)+H_(2)O`
`H_(2)S_((aq))+3H_(2)SO_(4(aq))to4SO_(2(g))+4H_(2)O_((l))`
`K_(2)SO_(4(aq))+BaCl_(2(aq))to2KCl_((aq))+BaSO_(4(s))`

SOLUTION :


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