1.

In orderto distinguish between C_(2)H_(5) - NH_(2)and C_(6)H_(5)- NH_(2) , which of the followingreagentis useful

Answer»

Hinsberg's reagent
`HNO_(2)`
`CHCl_(3) + KOH`
NaOH

Solution :`C_(2)H_(5)- NH_(2) + HNO_(2) OVERSET("Cold")to C_(2)H_(5) - OH + N_(2) + H_(2)O`
`C_(6)H_(5) - NH_(2) + HNO_(2) + HCl overset("Cold")to C_(6)H_(5)-N_(2)^(+)Cl^(-) + 2H_(2)O`


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