Q.

Consider the following reaction sequence

The percentage of nitrogen in product ‘T’ formed is ______ %. (Nearest integer)
(Given molar mass in g mol-1: H : 1, C : 12, N : 14, O : 16)                            [2026]


Ans.

(20)

Mol. wt=6×12+(6×1)+(2×14)+(2×16)=138

%N=28138×100=20.29%