Question

write the chemical equation for the laboratory preparation of nitrogen

Answer 1

NaNO2+NH4Cl ----> NH4NO2+NaCl

NH4NO2----->N2+2H2O

Answer 2

Hey !!

Na₄Cl(aq) + NaNO₂(aq) ----> NH₄NO₂ + NaCl (aq)

NH₄ NO₂ (aq) --(HEAT)--> N₂ + 2H₂ O (l)

Hope it helps you !!