Question

Which one of the following nitro compounds does not react with nitrous acid ?

• A.
• B.
• C.
• D.

Answer 1

Answer: (C)

$1^{\circ }$ nitro compound,
$2^{\circ }$ nitro compound react with $HN{O}_2$ acid
but $3^{\circ }$ nitro compound does not react with nitrous acid.