1.

The treatment of acylazide (RCON_(3)) with acidic or alkaline medium gives.

Answer»

`RCONH_(2)`
`R-NH_(2)`
`RCH_(2)NH_(2)`
`RCOCH_(2)NH_(2)`

SOLUTION :This is known as 'Curtius reaction'. This involves pyrolysis of acid azide to form isocyanate which produces `1^(@)` amine on hydrolysis.
`R-overset(O)overset(||)(C)-N-=Nunderset(-N_(2))overset(Delta)rarrR-N=C-Ounderset(-CO_(2))overset(H_(2)O)rarrRNH_(2)`


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