Zn+2 HCl = ZnCl2+H2
ZnCl2+2 NaOH = Zn(OH)2+2 NaCl
Zn(OH)2 = ZnO+H2O
ZnO+H2SO4 = ZnSO4+H2O
ZnSO4+Ca(NO3)2 = Zn(NO3)2+CaSO4
Zn+2 HCl = ZnCl2+H2
ZnCl2+2 NaOH = Zn(OH)2+2 NaCl
Zn(OH)2 = ZnO+H2O
ZnO+H2SO4 = ZnSO4+H2O
ZnSO4+Ca(NO3)2 = Zn(NO3)2+CaSO4