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4 CH2COOH + 7 CH3OH = 5 CH3COOCH3 + 5 H2O
K2Cr2O7 + K2S + HNO3 = S + Cr(NO3)3 + KNO3 + KOH =>
K2Cr2O7 + 3 K2S + 7 HNO3 = 3 S + 2 Cr(NO3)3 + KNO3 + 7 KOH
N2H4(g) + O2(g) = NO2(g) + H2O(l) =>
N2H4(g) + 3 O2(g) = 2 NO2(g) + 2 H2O(l)
H4SiO4 + KOH = H2O + K4SiO4 =>
H4SiO4 + 4 KOH = 4 H2O + K4SiO4
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
C3H6O3 + NaHCO3 = NaC3H5O3 + H2CO3 =>
C3H6O3 + NaHCO3 = NaC3H5O3 + H2CO3
Na2CO3 + H + Cl = NaCl + H2O + CO2 =>
Na2CO3 + 2 H + 2 Cl = 2 NaCl + H2O + CO2
Ca(OH)2 + SO3 = Ca(OH)SO4 + H2 =>
2 Ca(OH)2 + 2 SO3 = 2 Ca(OH)SO4 + H2
TiO2 + Fe2O3 = TiFe2O5 =>
TiO2 + Fe2O3 = TiFe2O5
SnCl4 + H2SO4 = Sn(SO4)2 + HCl =>
SnCl4 + 2 H2SO4 = Sn(SO4)2 + 4 HCl
Mg3N2 + Na3PO4 = Mg3(PO4)2 + Na3N =>
Mg3N2 + 2 Na3PO4 = Mg3(PO4)2 + 2 Na3N
Al + N2O5 = Al2O3 + N2 =>
10 Al + 3 N2O5 = 5 Al2O3 + 3 N2
CaCl2Na2CO3 = CaCO3 + NaCl =>
CaCl2Na2CO3 = CaCO3 + 2 NaCl
Ca(OH)2 + SO3 = Ca(OH)SO4 + H2 =>
2 Ca(OH)2 + 2 SO3 = 2 Ca(OH)SO4 + H2
HNO3 + CUS = CUSO4 + NO2 + H2O =>
8 HNO3 + CUS = CUSO4 + 8 NO2 + 4 H2O
NaNO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + NaHSO4 + H2O + NO =>
2 NaNO2 + 2 FeSO4 + 3 H2SO4 = Fe2(SO4)3 + 2 NaHSO4 + 2 H2O + 2 NO
Br2 + SnSO4 + H2O = H2SO4 + HBrO3 + Sn =>
Br2 + 5 SnSO4 + 6 H2O = 5 H2SO4 + 2 HBrO3 + 5 Sn
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C2H6 + O6 = CO2 + H26 =>
39 C2H6 + 26 O6 = 78 CO2 + 9 H26
C6H6 + Na = C6H5Na + H2 =>
2 C6H6 + 2 Na = 2 C6H5Na + H2
MnCl2 + Br2 + KOH = MnBr2 + KClO + KCl + H2O =>
MnCl2 + Br2 + 2 KOH = MnBr2 + KClO + KCl + H2O
(CH3COO)2Pb + K2CrO4 = PbCrO4 + K2(CH3COO)2 =>
(CH3COO)2Pb + K2CrO4 = PbCrO4 + K2(CH3COO)2
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
NaBr + Ag = AgBr + Na =>
NaBr + Ag = AgBr + Na
Cu2 + Ca(OH)2 = Cu(OH)2 + Ca2 =>
Cu2 + 2 Ca(OH)2 = 2 Cu(OH)2 + Ca2
SO3 + H2 = H2S + O2 =>
2 SO3 + 2 H2 = 2 H2S + 3 O2
H2SO4 + KOH = H2OH + KSO4 =>
H2SO4 + KOH = H2OH + KSO4
K2Cr2O7 + H2SO4 + N2H4 = K2SO4 + N2 + H2O + Cr2(SO4)3 =>
2 K2Cr2O7 + 8 H2SO4 + 3 N2H4 = 2 K2SO4 + 3 N2 + 14 H2O + 2 Cr2(SO4)3
P2S5 + NaOH + H2O = Na3PO4 + H2S =>
P2S5 + 6 NaOH + 2 H2O = 2 Na3PO4 + 5 H2S
C6H5O + O2 = CO2 + H2O =>
4 C6H5O + 27 O2 = 24 CO2 + 10 H2O
Fe(NO3)2 + NH4SCN = Fe(SCN)2 + NH4NO3 =>
Fe(NO3)2 + 2 NH4SCN = Fe(SCN)2 + 2 NH4NO3
Li2O + LiCl = Li3OCl =>
Li2O + LiCl = Li3OCl
CoF3 + O2 = Co2O3 + F2 =>
4 CoF3 + 3 O2 = 2 Co2O3 + 6 F2
Na(CO3)2 = Na + CO3 =>
Na(CO3)2 = Na + 2 CO3
HCl(aq) + Li2SO3(s) = LiCl + SO2 + H2O =>
2 HCl(aq) + Li2SO3(s) = 2 LiCl + SO2 + H2O
HI(aq) + Ba(OH)2(aq) = H2(OH)2(aq) + I2Ba(aq) =>
2 HI(aq) + Ba(OH)2(aq) = H2(OH)2(aq) + I2Ba(aq)
H2 + NFl3 = N2 + HFl =>
3 H2 + 2 NFl3 = N2 + 6 HFl
CH2O2 + H2O = CHO2 + H3O =>
CH2O2 + H2O = CHO2 + H3O
Mg2As2O7 = As2O3 + MgO + O2 =>
Mg2As2O7 = As2O3 + 2 MgO + O2
C6H14 + O2(g) = CO2(g) + H2O(g) =>
2 C6H14 + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
C17H38 + O2 = CO + H2O =>
C17H38 + 18 O2 = 17 CO + 19 H2O
Ag + Cr2O7{2-} + H{+} = Ag{+} + Cr{3+} + H2O =>
6 Ag + Cr2O7{2-} + 14 H{+} = 6 Ag{+} + 2 Cr{3+} + 7 H2O
C2H5NH2 + C2H5OH = (C2H5)2NH + H2O =>
C2H5NH2 + C2H5OH = (C2H5)2NH + H2O
Bi2(CO3)3 + (CH3COO)H = Bi(CH3COO)3 + H2(CO3) =>
Bi2(CO3)3 + 6(CH3COO)H = 2 Bi(CH3COO)3 + 3 H2(CO3)
PbS(s) + O2 = PbO(s) + SO2 =>
2 PbS(s) + 3 O2 = 2 PbO(s) + 2 SO2
CaCl2 + Na2HPO4 + NH3 = Ca3(PO4)2 + NaCl + NH4Cl =>
3 CaCl2 + 2 Na2HPO4 + 2 NH3 = Ca3(PO4)2 + 4 NaCl + 2 NH4Cl
Zn3(PO4)2 + KOH = K3(PO4) + Zn(OH)2 =>
Zn3(PO4)2 + 6 KOH = 2 K3(PO4) + 3 Zn(OH)2
HBr(g) = H(g) + Br(s) =>
HBr(g) = H(g) + Br(s)
MgO + CH3COOH = (CH3COO)2Mg + H2O =>
MgO + 2 CH3COOH = (CH3COO)2Mg + H2O
HNO3 + HS2 = NO + S + H2O =>
HNO3 + 3 HS2 = NO + 6 S + 2 H2O
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