1.

Kl when heated with conc. H_(2)SO_(4) gives

Answer»

Hl
`I_(2)`
`HIO_(3)`
`KIO_(3)`

Solution :`KI + H_(2)SO_(4) overset(DELTA)to KHSO_(4) +HI`
`H_(2)SO_(4) +2HI +2H_(2)O +UNDERSET("Violet vapour")(I_(2)+SO_(2) uarr)`


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