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11 HOC6H4CO2H + (CH3CO)2O = 9 CH3CO2C6H4CO2H
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
CH3COOH + Na2CO3 = CH3COONa + H20 + CO2 =>
25 CH3COOH + 10 Na2CO3 = 20 CH3COONa + 2 H20 + 20 CO2
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
CrCl3 + Na2S = NaCl + Cr2S3 =>
2 CrCl3 + 3 Na2S = 6 NaCl + Cr2S3
C3H6 + Cl2 = C3H5Cl + HCl =>
C3H6 + Cl2 = C3H5Cl + HCl
CH4 + O2 = CH3OH =>
2 CH4 + O2 = 2 CH3OH
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
H2S + Na = H2 + Na2S =>
H2S + 2 Na = H2 + Na2S
NH4SCN + Hg(NO3)2 = Hg(SCN)2 + NH4NO3 =>
2 NH4SCN + Hg(NO3)2 = Hg(SCN)2 + 2 NH4NO3
Fe(OH)3 + H2So4 = Fe2(So4)3 + H2O =>
2 Fe(OH)3 + 3 H2So4 = Fe2(So4)3 + 6 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
CrCl3 + NaOH + H2O2 = NaCrO4 + NaCl + H2O =>
CrCl3 + 4 NaOH + 2 H2O2 = NaCrO4 + 3 NaCl + 4 H2O
ReCl5 + SbCl3 = ReCl4 + SbCl5 =>
2 ReCl5 + SbCl3 = 2 ReCl4 + SbCl5
MgCl2 + H2O = HCl + Mg + OH =>
MgCl2 + 2 H2O = 2 HCl + Mg + 2 OH
TiCl4 + O2 = TiO2 + Cl2O =>
TiCl4 + 2 O2 = TiO2 + 2 Cl2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Fe + CuSo4 = FeSo4 + Cu =>
Fe + CuSo4 = FeSo4 + Cu
HCl + MGO = MGCl2 + H2O =>
2 HCl + MGO = MGCl2 + H2O
BACO3(s) = BAO(s) + CO2(g) =>
BACO3(s) = BAO(s) + CO2(g)
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
CaCO3 + C2H5COOOH = CH3COOCa + CO2 + H2O =>
4 CaCO3 + 3 C2H5COOOH = 4 CH3COOCa + 5 CO2 + 3 H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
CaCO3 + CH3COOOH = CH3COOCa + CO2 + H2O =>
2 CaCO3 + 3 CH3COOOH = 2 CH3COOCa + 4 CO2 + 3 H2O
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
LI + O2 = LIO2 =>
LI + O2 = LIO2
I{-} + Cl2 = Cl{-} + I2 =>
2 I{-} + Cl2 = 2 Cl{-} + I2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 + AuF = AlF3 + Au2O =>
Al2O3 + 6 AuF = 2 AlF3 + 3 Au2O
I{-} + Br2 = Br{-} + I2 =>
2 I{-} + Br2 = 2 Br{-} + I2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CO + Fe3O4 = CO2 + Fe =>
4 CO + Fe3O4 = 4 CO2 + 3 Fe
PF5 + Se = SeF6 + PF3 =>
3 PF5 + Se = SeF6 + 3 PF3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
PbO2 + Sb + NaOH = PbO + NaSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 NaOH = 3 PbO + 2 NaSbO2 + H2O
K2SiO3 + HNO3 = KNO3 + SiO2 + H2O =>
K2SiO3 + 2 HNO3 = 2 KNO3 + SiO2 + H2O
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Fe3O4 + Al = Fe3 + Al2O3 =>
3 Fe3O4 + 8 Al = 3 Fe3 + 4 Al2O3
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
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