NaOH+HCl--->NaCl+H2ONaOH+HBr--->NaBr+H2ONaOH+HI--->Nal+H2ONaOH+HNO3--->NaNO3+H2O2NaOH+H2SO4--->Na2SO4+2H2OKOH+HCl--->KCl+H2OKOH+HBr--->KBr+H2OKOH+HI--->Kl+H2OKOH+HNO3--->KNO3+H2O2KOH+H2SO4--->K2SO4+2H2OBa(OH)2+2HCl--->BaCl2+2H2OBa(OH)2+2HBr--->BaBr2+2H2OBa(OH)2+2HI--->Bal2+2H2OBa(OH)2+2HNO3--->Ba(NO3)2+2H2OBa(OH)2+H2SO4--->BaSO4+2H2OCa(OH)2+2HCl--->CaCl2+2H2OCa(OH)2+2HBr--->CaBr2+2H2OCa(OH)2+2HI--->Cal2+2H2OCa(OH)2+2HNO3--->Ca(NO3)2+2H2OCa(OH)2+H2SO4--->CaSO4+2H2ONH3.H2O+HCl--->NH4Cl+H2ONH3.H2O+HBr--->NH4Br+H2ONH3.H2O+HI--->NH4l+H2ONH3.H2O+HNO3--->NH4NO3+H2O2NH3.H2O+H2SO4--->(NH4)2SO4+2H2O
