3 Zn(ClO4)2 + 8 Mg3N2 + 6 Na2CO3 → 3 Na2ZnO2 + 24 MgO + 8 N2 + 6 NaCl + 6 CO2
This is an oxidation-reduction (redox) reaction:
6 ClVII + 48 e- → 6 Cl-I (reduction)
16 N-III - 48 e- → 16 N0 (oxidation)
Zn(ClO4)2 is an oxidizing agent, Mg3N2 is a reducing agent.