2Zn+O2=2ZnO
ZnO+H2SO4=ZnSO4+H2O
ZnSO4+2NaOH=Zn(OH)2+Na2SO4
Zn(OH)2=ZnO+H2O
ZnO+2NaOH+H2O=Na2[Zn(OH)4]
2Zn+O2=2ZnO
ZnO+H2SO4=ZnSO4+H2O
ZnSO4+2NaOH=Zn(OH)2+Na2SO4
Zn(OH)2=ZnO+H2O
ZnO+2NaOH+H2O=Na2[Zn(OH)4]