Zn→ZnO→ZnCl2→Zn(OH)2→ZnO→Zn
2Zn+O2 → 2ZnO
ZnO+2HCl → ZnCl2+H2O
ZnCl2+2NaOH → Zn(OH)2+2NaCl
Zn(OH)2 → ZnO+H2O
ZnO+C → Zn+CO
Zn→ZnO→ZnCl2→Zn(OH)2→ZnO→Zn
2Zn+O2 → 2ZnO
ZnO+2HCl → ZnCl2+H2O
ZnCl2+2NaOH → Zn(OH)2+2NaCl
Zn(OH)2 → ZnO+H2O
ZnO+C → Zn+CO