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5 H2 + CO3 = CH4 + 3 H2O
CaCl2(aq) + K2CO3(aq) = KCl(s) + CaCO3(aq) =>
CaCl2(aq) + K2CO3(aq) = 2 KCl(s) + CaCO3(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
LiClO4 = LiCl + O2 =>
LiClO4 = LiCl + 2 O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOH + H2C2O4 = Na2C2O4 + HOH =>
2 NaOH + H2C2O4 = Na2C2O4 + 2 HOH
CaBr2(aw) + AuClO4(aq) = AuBr(s) + Ca(ClO4)2(aq) =>
CaBr2(aw) + 2 AuClO4(aq) = 2 AuBr(s) + Ca(ClO4)2(aq)
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Fe2O3 + H2SO3 = Fe(HSO3)3 + H2O =>
Fe2O3 + 6 H2SO3 = 2 Fe(HSO3)3 + 3 H2O
K4Fe(CN)6 + K2CO3 = KCN + FeO + CO2 =>
K4Fe(CN)6 + K2CO3 = 6 KCN + FeO + CO2
K2CrO4 + NH4OH = KOH + NH4 + CrO4 =>
K2CrO4 + 2 NH4OH = 2 KOH + 2 NH4 + CrO4
Br2CO3 + Cu(NO3)2 = BrNO3 + CuCO3 =>
Br2CO3 + Cu(NO3)2 = 2 BrNO3 + CuCO3
PCl3 = P + Cl2 =>
2 PCl3 = 2 P + 3 Cl2
SiC + O2 = SiO2 + CO =>
2 SiC + 3 O2 = 2 SiO2 + 2 CO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BaF2 + H2SO4 = BaSO4 + HF =>
BaF2 + H2SO4 = BaSO4 + 2 HF
Al(s) + F2(s) = AlF2(s) =>
Al(s) + F2(s) = AlF2(s)
NaHSO3(s) + HCl = NaCl(aq) + H2O(l) + SO2(g) =>
NaHSO3(s) + HCl = NaCl(aq) + H2O(l) + SO2(g)
Na2HPO4 + HCl = NaCl + NaH2PO4 =>
Na2HPO4 + HCl = NaCl + NaH2PO4
CaF2 + Na2SO4 = CaSO4 + NaF =>
CaF2 + Na2SO4 = CaSO4 + 2 NaF
Na2CO3(s) + HCl(g) = NaCl(s) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(g) = 2 NaCl(s) + CO2(g) + H2O(l)
C100H79O7NS + O2 = CO2 + H2O + NO2 + SO2 =>
4 C100H79O7NS + 473 O2 = 400 CO2 + 158 H2O + 4 NO2 + 4 SO2
SO3{2-} + Ca(NO3)2 = CaSO3 + NO3{-} =>
SO3{2-} + Ca(NO3)2 = CaSO3 + 2 NO3{-}
Mg2(NO3)2 + NaOH = Mg(OH)2 + Na2NO3 =>
Mg2(NO3)2 + 4 NaOH = 2 Mg(OH)2 + 2 Na2NO3
Cr = Cr23 =>
23 Cr = Cr23
Co3 + NiCl3 = CoCl2 + Ni3 =>
3 Co3 + 6 NiCl3 = 9 CoCl2 + 2 Ni3
(NH4)2CO3 + NaOH = H2O + NH3 + Na + CO3 =>
(NH4)2CO3 + 2 NaOH = 2 H2O + 2 NH3 + 2 Na + CO3
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Cl2O7 + Ca(OH){2} = Ca(ClO4){2} + H2O =>
Cl2O7 + 2 Ca(OH){2} = 2 Ca(ClO4){2} + H2O
HC2H3O2(aq) + NaOH(aq) = H2O(l) + NaC2H3O2(s) =>
HC2H3O2(aq) + NaOH(aq) = H2O(l) + NaC2H3O2(s)
Zn + S = ZnS =>
Zn + S = ZnS
K4 + Fe = FeK3 =>
3 K4 + 4 Fe = 4 FeK3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)2 + NO + H2SO4 + H2O =>
3 CuFeS2 + 28 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)2 + 16 NO + 6 H2SO4 + 8 H2O
H3P + Sn(OH)2 = Sn3P2 + H(OH) =>
2 H3P + 3 Sn(OH)2 = Sn3P2 + 6 H(OH)
NH4OH(aq) = NH3 + H2O(l) =>
NH4OH(aq) = NH3 + H2O(l)
P + Ce2 = PCe5 =>
2 P + 5 Ce2 = 2 PCe5
KMnO4 + SO2 + H2O = MnSO4 + H2SO4 + K2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 MnSO4 + 2 H2SO4 + K2SO4
Cl2(aq) + NaBr(aq) = NaCl + Br2 =>
Cl2(aq) + 2 NaBr(aq) = 2 NaCl + Br2
ZnSiO3 + HCl = ZnCl2 + H2O + SiO2 =>
ZnSiO3 + 2 HCl = ZnCl2 + H2O + SiO2
Ni(NO3)2 + NH3 = [Ni(NH3)6](NO3)2 =>
Ni(NO3)2 + 6 NH3 = [Ni(NH3)6](NO3)2
Fe{3+} + Mg = Fe + Mg{2+}redox =>
2 Fe{3+} + 3 Mg = 2 Fe + 3 Mg{2+}redox
HNO2 = H2O + NO + NO3 =>
4 HNO2 = 2 H2O + 3 NO + NO3
BaCl2(l) + CuSO4(l) = BaSO4(l) + CuCl2(s) =>
BaCl2(l) + CuSO4(l) = BaSO4(l) + CuCl2(s)
Na2O + H2O = Na2H2 + O2 =>
Na2O + H2O = Na2H2 + O2
Zn + FeCl2 = FeZnCl2 =>
Zn + FeCl2 = FeZnCl2
C2H5COOH + CH4 = C2H5COOCH3 + H2O =>
6 C2H5COOH + 2 CH4 = 5 C2H5COOCH3 + 2 H2O
C10H48O7 + O2 = CO2 + H2O =>
2 C10H48O7 + 37 O2 = 20 CO2 + 48 H2O
NaNO3(s) + H2SO4(aq) + KMnO4(aq) = NO3(aq) + MnSO4(aq) + H2O(l) + K2SO4(aq) + Na2SO4(aq) =>
10 NaNO3(s) + 8 H2SO4(aq) + 2 KMnO4(aq) = 10 NO3(aq) + 2 MnSO4(aq) + 8 H2O(l) + K2SO4(aq) + 5 Na2SO4(aq)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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