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9 CH3COOH + 4 CaCO3 = 4(CH3COOH)2Ca + 6 CO2 + 2 H2O
CH4O = C3H6 + H2O =>
3 CH4O = C3H6 + 3 H2O
Br2 + KCl = K + ClBr =>
Br2 + 2 KCl = 2 K + 2 ClBr
TiCl4 + NaOH = NaCl2 + Ti(OH)2 =>
TiCl4 + 2 NaOH = 2 NaCl2 + Ti(OH)2
Br + NaI = BrI + Na =>
Br + NaI = BrI + Na
KOH + H3PO4 = K3PO4(aq) + H2O(l) =>
3 KOH + H3PO4 = K3PO4(aq) + 3 H2O(l)
Hg2SO4 + Fe2S3 = Fe2(SO4)3 + Hg2S =>
3 Hg2SO4 + Fe2S3 = Fe2(SO4)3 + 3 Hg2S
SbCl3 + KMnO4 + HCl = SbCl5 + MnCl2 + KCl + H2O =>
5 SbCl3 + 2 KMnO4 + 16 HCl = 5 SbCl5 + 2 MnCl2 + 2 KCl + 8 H2O
S + O2 = SO2 =>
S + O2 = SO2
CrSO4 = Cr2O3 + SO2 + O2 =>
4 CrSO4 = 2 Cr2O3 + 4 SO2 + O2
Cr2(SO3)3 + H2(SO4) = Cr2(SO4)3 + H2(SO3) =>
Cr2(SO3)3 + 3 H2(SO4) = Cr2(SO4)3 + 3 H2(SO3)
Br + H2SO4 = BrSO4 + H2 =>
Br + H2SO4 = BrSO4 + H2
Al + FeO2O3 = Al2O3 + Fe =>
10 Al + 3 FeO2O3 = 5 Al2O3 + 3 Fe
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
SiO2 + C + CI2 = SiCI4 + CO =>
SiO2 + C + 2 CI2 = SiCI4 + 2 CO
NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2 =>
2 NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2
S + SO4{-} + OH{-} = SO3{-} + H2O =>
2 S + 5 SO4{-} + 2 OH{-} = 7 SO3{-} + H2O
Au + HCN = Au(CN)3 + H2 =>
2 Au + 6 HCN = 2 Au(CN)3 + 3 H2
CrO4{2-} + CN{-} + H2O = Cr{3+} + OCN{-} + OH{-} =>
2 CrO4{2-} + 3 CN{-} + 5 H2O = 2 Cr{3+} + 3 OCN{-} + 10 OH{-}
C10H22 + H2SO4 = CO2 + H2O + SO2 =>
C10H22 + 31 H2SO4 = 10 CO2 + 42 H2O + 31 SO2
NaBr + HSO4 = NaSO4 + HBr =>
NaBr + HSO4 = NaSO4 + HBr
HC2H3O2 + NaHCO3 = CO + NaC2H3O2 + H2O =>
3 HC2H3O2 + 2 NaHCO3 = 4 CO + 2 NaC2H3O2 + 4 H2O
H2S2O4 + K = K2SO2 + H2 =>
H2S2O4 + 4 K = 2 K2SO2 + H2
C2H4O2 + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
2 C2H4O2 + Ca(OH)2 = Ca(CH3COO)2 + 2 H2O
K(CIO3) = KCI + O2 =>
2 K(CIO3) = 2 KCI + 3 O2
Na2SO3 + H2CO3 = Na2CO3 + H2O + SO2 =>
Na2SO3 + H2CO3 = Na2CO3 + H2O + SO2
FeS + HNO3 = Fe(NO3)2 + S + NO + H2O =>
3 FeS + 8 HNO3 = 3 Fe(NO3)2 + 3 S + 2 NO + 4 H2O
HNo3 + Be(OH)2 = Be(No3)2 + H2O =>
2 HNo3 + Be(OH)2 = Be(No3)2 + 2 H2O
Cr2O3 + Mg = MgO + Cr =>
Cr2O3 + 3 Mg = 3 MgO + 2 Cr
Co + HNO3 = Co(NO3)2 + N2O + H2O =>
4 Co + 10 HNO3 = 4 Co(NO3)2 + N2O + 5 H2O
I2O5 + IF5 = IOF3 =>
I2O5 + 3 IF5 = 5 IOF3
PCl + H2O = H3PO4 + HCl + H2 =>
PCl + 4 H2O = H3PO4 + HCl + 2 H2
KMnO4 + Cl2 = KCl + MnO4 =>
2 KMnO4 + Cl2 = 2 KCl + 2 MnO4
K2SnO2 + KOH + Bi(NO3)3 = Bi + K2SnO3 + KNO3 + H2O =>
3 K2SnO2 + 6 KOH + 2 Bi(NO3)3 = 2 Bi + 3 K2SnO3 + 6 KNO3 + 3 H2O
NaAlS2 + H2O = Al(OH)3 + Na2S + H2S =>
2 NaAlS2 + 6 H2O = 2 Al(OH)3 + Na2S + 3 H2S
Magnesium + H2O = magnesiumoxide + hydrogen =>
Mg + H2O = MgO + H2
H2O(heat) = H2 + O2 =>
2 H2O(heat) = 2 H2 + O2
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Sc2O3 + H2S = Sc2S3 + H2O =>
Sc2O3 + 3 H2S = Sc2S3 + 3 H2O
Na2CO3 + S = Na2S + CO2 + SO2 =>
2 Na2CO3 + 3 S = 2 Na2S + 2 CO2 + SO2
K3B3O3F6 + K2TaF7 = BF3 + KF + Ta2O5 =>
5 K3B3O3F6 + 6 K2TaF7 = 15 BF3 + 27 KF + 3 Ta2O5
HgCl2 + H2O = Hg(OH)2 + HCl =>
HgCl2 + 2 H2O = Hg(OH)2 + 2 HCl
MnCO3 + O2 = MnO2 + CO2 =>
2 MnCO3 + O2 = 2 MnO2 + 2 CO2
ZnSO4 + CuSO4 = Zn(SO4)2 + Cu =>
ZnSO4 + CuSO4 = Zn(SO4)2 + Cu
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
Br + CaCl2 = CaBr + Cl2 =>
Br + CaCl2 = CaBr + Cl2
NO2 + O2 + HOH = HNO3 =>
4 NO2 + O2 + 2 HOH = 4 HNO3
CuS04 + Fe = Fe(S04)3 + Cu =>
3 CuS04 + Fe = Fe(S04)3 + 3 Cu
NH4NO3 + K2CO3 = KNO3 + (NH4)2CO3 =>
2 NH4NO3 + K2CO3 = 2 KNO3 + (NH4)2CO3
NaHCO3(aq) + CH3COOH(aq) = H2O(l) + CO2(g) + CH3COONa(aq) =>
NaHCO3(aq) + CH3COOH(aq) = H2O(l) + CO2(g) + CH3COONa(aq)
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