1.

Which of the following of the following sequence will convert methyl cyanide to ethyl isocyanide ?A. `3_(square)^(+)O, LiAlH_(4), P//I_(2), AgCN`B. `LiAlH_(4), NaNO_(2)//HCl, KCN`C. `H_(3)O^(+), NH_(3), P_(2)O_(5)`D. none of the above.

Answer» Correct Answer - A
`CH_(3)CN overset(H_(3)^(+)O)(rarr)CH_(3)COOH overset(LiAlH_(4))(rarr) CH_(3)CH_(2)OH overset(P//I_(2))(rarr) CH_(3)CHI overset(AgCN)(rarr)CH_(3)CH_(2)NC`


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