Zn+S = ZnS
ZnS +2 HCl = ZnCl2 + H2S
ZnCl2 +2 AgNO3 = Zn(NO3)2 +2 AgCl
Zn(NO3)2 + 2NaOH = Zn(OH)2 + 2NaNO3
Zn(OH)2 + 2NaOH = Na2(Zn(OH)4)
Zn+S = ZnS
ZnS +2 HCl = ZnCl2 + H2S
ZnCl2 +2 AgNO3 = Zn(NO3)2 +2 AgCl
Zn(NO3)2 + 2NaOH = Zn(OH)2 + 2NaNO3
Zn(OH)2 + 2NaOH = Na2(Zn(OH)4)