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2 La(OH)3 + 13 H2 = 2 LaH10 + 6 H2O
Co + Sn = CoSn =>
Co + Sn = CoSn
Li2O + Al2O3 = Li5AlO4 =>
5 Li2O + Al2O3 = 2 Li5AlO4
N2O2 = N2 + O2 =>
N2O2 = N2 + O2
C2H5NO2 + O2 + OH{-} = CO3{2-} + H2O + N2 =>
4 C2H5NO2 + 9 O2 + 16 OH{-} = 8 CO3{2-} + 18 H2O + 2 N2
Y + O2 = Y2O3 =>
4 Y + 3 O2 = 2 Y2O3
C2H2 = C + H2 =>
C2H2 = 2 C + H2
(NH4)2S + SrCl2 = NH4Cl + SrS =>
(NH4)2S + SrCl2 = 2 NH4Cl + SrS
LiOH + H3PO3 = Li2HPO3 + H2O =>
2 LiOH + H3PO3 = Li2HPO3 + 2 H2O
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Fe2 + H2O = FeO + H2 =>
Fe2 + 2 H2O = 2 FeO + 2 H2
Na3P + O2 = Na2O + P =>
4 Na3P + 3 O2 = 6 Na2O + 4 P
Fe(OH)3 + Na2S = FeS + S + NaOH =>
2 Fe(OH)3 + 3 Na2S = 2 FeS + S + 6 NaOH
CaCO3 + H2S = CaS + H2CO3 =>
CaCO3 + H2S = CaS + H2CO3
Na(s) + Br(g) = NaBr(s) =>
Na(s) + Br(g) = NaBr(s)
Cl2(g) + RbI(aq) = RbCl + I2 =>
Cl2(g) + 2 RbI(aq) = 2 RbCl + I2
N + S = N4S10 =>
4 N + 10 S = N4S10
Al + AgF = AlF3 + Ag =>
Al + 3 AgF = AlF3 + 3 Ag
Cr + I = CrI2 =>
Cr + 2 I = CrI2
C7H12O + K2Cr2O7 + H2SO4 = C7H12O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C7H12O + K2Cr2O7 + 4 H2SO4 = 3 C7H12O2 + K2SO4 + Cr2(SO4)3 + 4 H2O
Sn(ClO3)2 = SnO + ClO2 + O2 =>
2 Sn(ClO3)2 = 2 SnO + 4 ClO2 + O2
NH3(aq) + HNO3(aq) = NH4NO3(aq) =>
NH3(aq) + HNO3(aq) = NH4NO3(aq)
Na2O + Cl2O = NaCl + O =>
Na2O + Cl2O = 2 NaCl + 2 O
Co(NO3)2(aq) + H2S(g) = CoS(s) + HNO3(aq) =>
Co(NO3)2(aq) + H2S(g) = CoS(s) + 2 HNO3(aq)
C3H8O + H2O = C2H5OH =>
2 C3H8O + H2O = 3 C2H5OH
XeF6(S) + H2O(l) = XeO3(S) + HF(g) =>
XeF6(S) + 3 H2O(l) = XeO3(S) + 6 HF(g)
C + O2 + N2 + H2 = H2NCH2COOH =>
4 C + 2 O2 + N2 + 5 H2 = 2 H2NCH2COOH
Rb2CO3(aq) + HBr(aq) = RbBr(aq) + CO2(g) + H2O(l) =>
Rb2CO3(aq) + 2 HBr(aq) = 2 RbBr(aq) + CO2(g) + H2O(l)
Mo + H2O = MoO2 + H =>
Mo + 2 H2O = MoO2 + 4 H
CO2 + H2S = C6H12O6 + H2O + S =>
6 CO2 + 12 H2S = C6H12O6 + 6 H2O + 12 S
TiO2 + Na2CO3 = NaTiO2 + CO2 + O2 =>
4 TiO2 + 2 Na2CO3 = 4 NaTiO2 + 2 CO2 + O2
Mg(C2H3O2)2 = Mg + C2H3O2 =>
Mg(C2H3O2)2 = Mg + 2 C2H3O2
Fe + Fe{3+} = Fe{2+} =>
Fe + 2 Fe{3+} = 3 Fe{2+}
H3BO3 + Ca = Ca3(BO3)2 + H =>
2 H3BO3 + 3 Ca = Ca3(BO3)2 + 6 H
Fe + Si = FeSi2 =>
Fe + 2 Si = FeSi2
CH3COOCH2CH3 + H2O = CH3COOH + CH3CH2OH =>
CH3COOCH2CH3 + H2O = CH3COOH + CH3CH2OH
Zn(OH)2 + SiO2 = ZnSiO3 + H2O =>
Zn(OH)2 + SiO2 = ZnSiO3 + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CH3CH2OH + H2O = CO2 + H2 =>
CH3CH2OH + 3 H2O = 2 CO2 + 6 H2
Na + Si + O2 = Na2SiO4 =>
2 Na + Si + 2 O2 = Na2SiO4
KF + Sr(NO3)2 = KNO3 + SrF2 =>
2 KF + Sr(NO3)2 = 2 KNO3 + SrF2
Cr2O7 + H3AsO3 = H3AsO4 + Cr =>
Cr2O7 + 7 H3AsO3 = 7 H3AsO4 + 2 Cr
C5H10O5(s) + O2(g) = CO2(g) + H2O(g) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(g)
H2O + HAuCl4 + NaBH4 = Au + H3BO3 + NaCl + HCl =>
9 H2O + 8 HAuCl4 + 3 NaBH4 = 8 Au + 3 H3BO3 + 3 NaCl + 29 HCl
Fe2 + H2 = FeH3 =>
Fe2 + 3 H2 = 2 FeH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)2CO3 + MgCl2 = (NH4)2Cl2 + MgCO3 =>
(NH4)2CO3 + MgCl2 = (NH4)2Cl2 + MgCO3
MgBr2 + K2SO4 = MgSO4 + K2Br2 =>
MgBr2 + K2SO4 = MgSO4 + K2Br2
MnO2 + H = MnO + H2O =>
MnO2 + 2 H = MnO + H2O
CoCl2 + NaCl = Na2(CoCl4) =>
CoCl2 + 2 NaCl = Na2(CoCl4)
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