1.

KCI + "conc" H_(2)SO_(4) + K_(2)Cr_(2)O_(7) overset(Delta) to (X) overset(NaOH) to(Y),(X)isreddishbrown coloured gassolublein NaOH forming (Y),(X) and (Y) are

Answer»

`Cr_(2)OCI_(2)Na_(2)CrO_(3)`
`Cr_(2)O_(2)CI_(2)Na_(2)CrO_(3)`
`CrO_(2)CI_(2)Na_(2)CrO_(6)`
`CrO_(2)CI_(2)Na_(2)CrO_(4)`

Answer :d


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