Question

Zn➡ZnCI2➡Zn(OH)2➡Zn3 (PO4)2

Answer 1

Zn+Cl2=ZnCl2  
ZnCl2+ 2KOH=2KCl+Zn(OH)2
3Zn(OH)2+2K3PO4= 6KOH+Zn3(PO4)2

Answer 2

Zn + 2HCl = ZnCl2 + H2

ZnCl2 + 2H2O = Zn(OH)2 + 2HCl

Zn(OH)2 + 2KOH = K2[Zn(OH)4]

3Zn(OH)2 + 2H3PO4 = Zn3(PO4)2 + 6H2O