Q.
Substances that are oxidised and reduced in the following reaction are respectively
$N _2 H _{4(l)}+2 H _2 O _{2(l)} \longrightarrow N _{2( g )}+4 H _2 O _{(l)}$
Solution:
Correct answer is (b) $N _2 H _4, H _2 O _2$
