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2 CH3COONa + 2 KOH = 2 CH4 + Na2CO3 + K2CO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
MgO + H2SO4 = H2O + MgSO4 =>
MgO + H2SO4 = H2O + MgSO4
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
S + F{-} = S2{-} + F2 =>
4 S + 2 F{-} = 2 S2{-} + F2
CH3COOH + Al = Al(CH3COO) + H2 =>
2 CH3COOH + 2 Al = 2 Al(CH3COO) + H2
CrO4{2-} + I{-} + H{+} = I2 + Cr2{3+} + H2O =>
4 CrO4{2-} + 18 I{-} + 32 H{+} = 9 I2 + 2 Cr2{3+} + 16 H2O
HOOCCOOH + HOC2H5 = HOOCCOOC2H5 + H2O =>
HOOCCOOH + HOC2H5 = HOOCCOOC2H5 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na10W12O41 + H2 = W + NaOH + H2O =>
Na10W12O41 + 36 H2 = 12 W + 10 NaOH + 31 H2O
ZnCl2 + Ca = CaCl2 + Zn =>
ZnCl2 + Ca = CaCl2 + Zn
Hg(NO3)2 + NH3 + H2O = [Hg2N]NO3*H2O + NH4NO3 =>
2 Hg(NO3)2 + 4 NH3 + H2O = [Hg2N]NO3*H2O + 3 NH4NO3
CuSO4(ac) + KI(ac) = I2(ac) + CuI() + K2SO4(ac) =>
2 CuSO4(ac) + 4 KI(ac) = I2(ac) + 2 CuI() + 2 K2SO4(ac)
KO2(s) + H2O + CO2(g) = KHCO3(s) + O2(g) =>
4 KO2(s) + 2 H2O + 4 CO2(g) = 4 KHCO3(s) + 3 O2(g)
Ca + H3PO4 = Ca3(PO4)2 + H =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 6 H
KNO3 + C12H22O12 = CO2 + H2O + K2O + N2O =>
46 KNO3 + 4 C12H22O12 = 48 CO2 + 44 H2O + 23 K2O + 23 N2O
CuSe + HNO3 = NO + Cu(NO3)2 + Se + H2O =>
3 CuSe + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 3 Se + 4 H2O
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq) =>
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq)
Cu{2+} + SO4{2-} + NH3 + H2O = Cu(OH)2CuSO4 + NH4{+} =>
2 Cu{2+} + SO4{2-} + 2 NH3 + 2 H2O = Cu(OH)2CuSO4 + 2 NH4{+}
C3H6O2 + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H6O2 + 7 K2Cr2O7 + 28 H2SO4 = 9 CO2 + 7 K2SO4 + 7 Cr2(SO4)3 + 37 H2O
Mn + H2SO4 = MnSO4 + H2 =>
Mn + H2SO4 = MnSO4 + H2
ZnCO3 + Ca(OH)2 = Zn(OH)2 + CaCO3 =>
ZnCO3 + Ca(OH)2 = Zn(OH)2 + CaCO3
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CoBr(s) + Na2Co3(s) = Co2(Co3)3(s) + NaBr(s) =>
22 CoBr(s) + 11 Na2Co3(s) = 5 Co2(Co3)3(s) + 22 NaBr(s)
CuI2 + NaF = CuF2 + NaI =>
CuI2 + 2 NaF = CuF2 + 2 NaI
HCNO + H2O = CNOO + H =>
HCNO + H2O = CNOO + 3 H
N2 + H2 = NH635 =>
N2 + 635 H2 = 2 NH635
NH3 + Br2 + MnSO4 + H2O = MnO(OH)2 + (NH)4SO4 + NH4Br =>
16 NH3 + 6 Br2 + MnSO4 + 3 H2O = MnO(OH)2 + (NH)4SO4 + 12 NH4Br
Zn + H3AsO4 + HCl = As3H3 + ZnCl2 + H2O =>
9 Zn + 3 H3AsO4 + 18 HCl = As3H3 + 9 ZnCl2 + 12 H2O
ZnCO3 + NH4OH = [Zn(NH3)4](OH)2 + CO2 + H2O =>
ZnCO3 + 4 NH4OH = [Zn(NH3)4](OH)2 + CO2 + 3 H2O
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO2)3 + H2O =>
K2Cr2O7 + 18 FeSO4 + 13 H2SO4 = K2SO4 + 9 Fe2(SO4)3 + Cr2(SO2)3 + 13 H2O
C3H7COOH + Al = (C3H7COO)3Al + H2 =>
6 C3H7COOH + 2 Al = 2(C3H7COO)3Al + 3 H2
Al(C2H3O2)3 + Cu3(PO4)2 = AlPO4 + Cu(CH3COO)2 =>
2 Al(C2H3O2)3 + Cu3(PO4)2 = 2 AlPO4 + 3 Cu(CH3COO)2
Ca{2+}(aq) + SO4{2-}(aq) = CaSO4(s) =>
Ca{2+}(aq) + SO4{2-}(aq) = CaSO4(s)
NH3 + HNO3 = NNO3 + HH3 =>
NH3 + HNO3 = NNO3 + HH3
Al(s) + HBr(aq) = AlBr(aq) + H2(aq) =>
2 Al(s) + 2 HBr(aq) = 2 AlBr(aq) + H2(aq)
KMnO4 + Na2SO4 + H2SO4 = MnSO4 + K2SO4 + NaSO4 + H2O =>
2 KMnO4 + 5 Na2SO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 10 NaSO4 + 8 H2O
H2S + HNO3 = S(NO3)2 + NO + H2O =>
3 H2S + 10 HNO3 = 3 S(NO3)2 + 4 NO + 8 H2O
Ca(NO3)2(s) + Na3PO4(s) = Ca3(PO4)2(s) + Na(NO3)(aq) =>
3 Ca(NO3)2(s) + 2 Na3PO4(s) = Ca3(PO4)2(s) + 6 Na(NO3)(aq)
Fe(OH)3 + Cr(OH)4{-} + OH{-} = Fe(OH)2 + CrO4{2-} + H2O =>
3 Fe(OH)3 + Cr(OH)4{-} + OH{-} = 3 Fe(OH)2 + CrO4{2-} + 4 H2O
F2 + NaBr = NaF + Br2 =>
F2 + 2 NaBr = 2 NaF + Br2
PbI2 + NaClO3 = Pb(ClO3)2 + NaI =>
PbI2 + 2 NaClO3 = Pb(ClO3)2 + 2 NaI
Fe2O3 + Cl2 + OH{-} = FeO4{-2} + Cl{-} + H2O =>
Fe2O3 + 3 Cl2 + 10 OH{-} = 2 FeO4{-2} + 6 Cl{-} + 5 H2O
Al2O3 + Na2CO3 = NaAlO2 + CO2 =>
Al2O3 + Na2CO3 = 2 NaAlO2 + CO2
CrCl3 + KOH + KClO3 = KCl + K2CrO4 + H2O =>
2 CrCl3 + 10 KOH + KClO3 = 7 KCl + 2 K2CrO4 + 5 H2O
Bi(OH)3 + HCl = Bi(OH)2Cl + H2O =>
Bi(OH)3 + HCl = Bi(OH)2Cl + H2O
Na2S2O3 + KIO3 + HCl = H2O + ICl + K2SO4 + Na2SO4 =>
Na2S2O3 + 2 KIO3 + 2 HCl = H2O + 2 ICl + K2SO4 + Na2SO4
Au + C2H4O2 + SnO = Sn(C2H3O2) + H2O + Au(C2H3O2) =>
Au + 2 C2H4O2 + SnO = Sn(C2H3O2) + H2O + Au(C2H3O2)
HCOOH + CuCO3 = CHCuO2 + H2O + CO2 =>
3 HCOOH + 2 CuCO3 = 2 CHCuO2 + 2 H2O + 3 CO2
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