## Question

N2 gas is formed by electrolysis of magnesium nitride .The volume of one equivalent of N2 gas evolved at NTP is

Joshi sir comment

Mg3N2    −−−−>     3 Mg + N2

so n factor of N = 3 , for N2 it will be 6, so one equivalent of N2 = 22.4/6 = 11.2/3