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3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NO3 + H2SO4 = (NO3)2SO4 + H2 =>
2 NO3 + H2SO4 = (NO3)2SO4 + H2
Na(CO3)2 + C2H4O2 = CO2 + CH3COONa + H2O =>
8 Na(CO3)2 + 11 C2H4O2 = 22 CO2 + 8 CH3COONa + 10 H2O
KCl + Hg2 = HgCl2 + K =>
4 KCl + Hg2 = 2 HgCl2 + 4 K
CH2CH2 + Cl2 = CH2ClCH2Cl =>
CH2CH2 + Cl2 = CH2ClCH2Cl
P + HBr = H2 + PBr3 =>
2 P + 6 HBr = 3 H2 + 2 PBr3
Cu{2+} + e = Cu =>
Cu{2+} + 2e = Cu
Na2S + ZnSO4 = ZnS + Na2SO4 =>
Na2S + ZnSO4 = ZnS + Na2SO4
NaF + Fe(NO3)3 = NaNO3 + FeF3 =>
3 NaF + Fe(NO3)3 = 3 NaNO3 + FeF3
KOH + H2O + Ga2O3 = K[Ga(OH)4] =>
2 KOH + 3 H2O + Ga2O3 = 2 K[Ga(OH)4]
C7H10O + NaBH4 + H2O = C7H12O + B(OH)3 + NaOH =>
4 C7H10O + NaBH4 + 4 H2O = 4 C7H12O + B(OH)3 + NaOH
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Fe2(SO4)3 + CaCO3 + H2O = CO2 + CaSO4 + FeOOH =>
Fe2(SO4)3 + 3 CaCO3 + H2O = 3 CO2 + 3 CaSO4 + 2 FeOOH
Ca(NO3)2 + H2O = Ca(OH)2 + HNO2 + O2 =>
Ca(NO3)2 + 2 H2O = Ca(OH)2 + 2 HNO2 + O2
C11H16 + O2 = CO2 + H2O =>
C11H16 + 15 O2 = 11 CO2 + 8 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + NH4ClO3 = Al2O3 + AlCl3 + N2O + H2O =>
4 Al + 6 NH4ClO3 = Al2O3 + 2 AlCl3 + 3 N2O + 12 H2O
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
Zn + KBr = ZnBr + K2 =>
2 Zn + 2 KBr = 2 ZnBr + K2
Na2S + Ba(CH3CO2)2 = NaCH3CO2 + BaS =>
Na2S + Ba(CH3CO2)2 = 2 NaCH3CO2 + BaS
H2SO4(s) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(s) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
CoSe + HClO3 = CoO4Se + H2O + ClO2 =>
CoSe + 8 HClO3 = CoO4Se + 4 H2O + 8 ClO2
KI + Pb2NO3 = Pb2I + KNO3 =>
KI + Pb2NO3 = Pb2I + KNO3
BaSO4 + ZnCl2 = BaCl2 + ZnSO4 =>
BaSO4 + ZnCl2 = BaCl2 + ZnSO4
CuCO3Cu(OH)2 + H2(SO4) = Cu(SO4) + H2O + CO2 =>
CuCO3Cu(OH)2 + 2 H2(SO4) = 2 Cu(SO4) + 3 H2O + CO2
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
HCl + SrO = SrOCl2 + H2 =>
2 HCl + SrO = SrOCl2 + H2
BeFe2 + Mg = MgFe2 + Be =>
BeFe2 + Mg = MgFe2 + Be
Pb(ClO4)2 + Al2(SO4)3 = Al(ClO4)3 + PbSO4 =>
3 Pb(ClO4)2 + Al2(SO4)3 = 2 Al(ClO4)3 + 3 PbSO4
Cu(OH)2 + NaOH + C6H12O6 = CuOH + H2O + Na2CO3 =>
24 Cu(OH)2 + 12 NaOH + C6H12O6 = 24 CuOH + 24 H2O + 6 Na2CO3
C6H5NO2 + Fe + HCl = C6H5NH2Cl + FeCl2 + H2O =>
2 C6H5NO2 + 5 Fe + 12 HCl = 2 C6H5NH2Cl + 5 FeCl2 + 4 H2O
Ba(OH)2 = BaO + H2O(t) =>
Ba(OH)2 = BaO + H2O(t)
Cu + Co = CuCo =>
Cu + Co = CuCo
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NH4HSO3 + Ba(OH)2 = NH3 + H2O + BaSO3 =>
NH4HSO3 + Ba(OH)2 = NH3 + 2 H2O + BaSO3
Fe(OH)3 + HNO3 = Fe(NO3)3 + HOH =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 HOH
NaBr + CI2 = NaCI2 + Br2 =>
2 NaBr + 2 CI2 = 2 NaCI2 + Br2
KMnO4 + C3H8O3 = K2CO3 + CO2 + H2O + Mn2O3 =>
14 KMnO4 + 4 C3H8O3 = 7 K2CO3 + 5 CO2 + 16 H2O + 7 Mn2O3
BiO + H{+} + {-} = Bi + H2O =>
BiO + 2 H{+} + 2e = Bi + H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NaOH + CuI + I2 = Cu(OH)2 + NaI =>
4 NaOH + 2 CuI + I2 = 2 Cu(OH)2 + 4 NaI
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H{+} + FeO4{2-} + H2O = Fe(OH)3 + O2 =>
8 H{+} + 4 FeO4{2-} + 2 H2O = 4 Fe(OH)3 + 3 O2
FeCl3 + Ba(NO3)2 = BaCl2 + Fe(NO3)3 =>
2 FeCl3 + 3 Ba(NO3)2 = 3 BaCl2 + 2 Fe(NO3)3
SrBr2 + (NH4)2CO3 = NH4Br + SrCO3 =>
SrBr2 + (NH4)2CO3 = 2 NH4Br + SrCO3
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