1.CuSO4+2NAOH=Cu(OH)2+Na2SO4
K3PO4+FeCl3=3KCl+FePO4
Zn+H2SO4=ZnSO4+H2
2. Cu(OH)2+Zn=Zn(OH)2+Cu
CaCo3+H2SO4=CaSO4+CO2+H2O
3. MgNO3+NaSO4=NaNO3+MgSO4
CuCl+BaSO4=BaCl+CuSO4
K2S+Hg(NO3)2=KNO3+HgS
4. 2AlCl3+3H2SO4=Al2(SO4)3+6HCl
Al2(SO4)3+6NAOH=2Al(OH)3 + 3Na2SO4
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Answers & Comments
1.CuSO4+2NAOH=Cu(OH)2+Na2SO4
K3PO4+FeCl3=3KCl+FePO4
Zn+H2SO4=ZnSO4+H2
2. Cu(OH)2+Zn=Zn(OH)2+Cu
CaCo3+H2SO4=CaSO4+CO2+H2O
3. MgNO3+NaSO4=NaNO3+MgSO4
CuCl+BaSO4=BaCl+CuSO4
K2S+Hg(NO3)2=KNO3+HgS
4. 2AlCl3+3H2SO4=Al2(SO4)3+6HCl
Al2(SO4)3+6NAOH=2Al(OH)3 + 3Na2SO4