1.

An organic compound 'A' on reduction gives compound 'B' which on reaction with trichloromethane and caustic potah forms 'C'. The compound 'C' on catalytic reduction gives N-methylbenzenamine, the compound 'A' is

Answer»

NITROBENZENE
nitromethane
methanamine
benzanamine

Solution :`underset("Nitrobenzene (A)")(C_(6)H_(5)NO_(2)) overset("Reduction")to underset("Aniline (B)")(C_(6)H_(5)NH_(2)) underset(("Carbylamine reaction"))overset(CHCl_(3)//KOH)to underset("PHENYL carbylamine")(C_(6)H_(5)N overset(to)(=)C) overst(H_(2)//Ni)to underset("N-Methylbenzenamine")(C_(6)H_(5)NHCH_(3))


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