ZnSO4-Zn(OH)2-ZnO-Zn(NO3)2

Question

ZnSO4-Zn(OH)2-ZnO-Zn(NO3)2

Answer 1

ZnSO4 + 2KOH = Zn(OH)2 + K2SO4
Zn(OH)2 =t= ZnO + H2O
ZnO + 2HNO3 = Zn(NO3)2 + H2O

Answer 2

ZnSO4+2NaOH->Na2SO4+Zn(OH)2
Zn(OH)2->ZnO+H2O
ZnO+2HNO3->Zn(NO3)2+H2O