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2 Fe(OH)3 = Fe2O3 + 3 H2O
[Fe(H2O)6]Br2 + NH3 = Br2NH3 + Fe + H2O =>
[Fe(H2O)6]Br2 + NH3 = Br2NH3 + Fe + 6 H2O
CO = C + CO2 =>
2 CO = C + CO2
N + O2 = NO2 =>
N + O2 = NO2
AlCu + HCl = AlCl3 + CuCl + H2 =>
AlCu + 4 HCl = AlCl3 + CuCl + 2 H2
MgO + HCl = MgCl2H2O =>
MgO + 2 HCl = MgCl2H2O
H2SO4(ac) + NaCl(ac) = HCl(g) + NaHSO4(ac) =>
H2SO4(ac) + NaCl(ac) = HCl(g) + NaHSO4(ac)
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
H2(g) + Br2(g) = HBr(aq) =>
H2(g) + Br2(g) = 2 HBr(aq)
UF6 + Ca = CaF2 + U =>
UF6 + 3 Ca = 3 CaF2 + U
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
SO3{2-} + MnO4{-} + H2O = SO4{2-} + MnO2 + OH{-} =>
3 SO3{2-} + 2 MnO4{-} + H2O = 3 SO4{2-} + 2 MnO2 + 2 OH{-}
Cr(OH)4{-} + Cl2 + OH{-} = CrO4{-} + Cl{-} + H2O =>
Cr(OH)4{-} + 2 Cl2 + 4 OH{-} = CrO4{-} + 4 Cl{-} + 4 H2O
Co(H2O)6Cl2 + NH3 = Co(NH3)6Cl2 + H2O =>
Co(H2O)6Cl2 + 6 NH3 = Co(NH3)6Cl2 + 6 H2O
Ca3P2 + H2O(l) = Ca(OH)2(aq) + PH3(aq) =>
Ca3P2 + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(aq)
Sn(OH)4 + HClO = Sn(ClO)4 + H2O =>
Sn(OH)4 + 4 HClO = Sn(ClO)4 + 4 H2O
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O = Ba(OH)2 + H3PO4 =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Al(OH)3 + KOH = K[Al(OH)4] =>
Al(OH)3 + KOH = K[Al(OH)4]
Pb(SCN)2 + O2 = PbO + SO2 + CO2 + NO2 =>
2 Pb(SCN)2 + 13 O2 = 2 PbO + 4 SO2 + 4 CO2 + 4 NO2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MnHPO4 + NaOH = Mn(OH)2 + Na2HPO4 =>
MnHPO4 + 2 NaOH = Mn(OH)2 + Na2HPO4
K + O2 = KO2 =>
K + O2 = KO2
C3H4 + CuCl + NH3 = Cu2C3H2 + NH4Cl =>
C3H4 + 2 CuCl + 2 NH3 = Cu2C3H2 + 2 NH4Cl
Fe + NaClO2 + H2O = Fe(OH)2 + NaClO =>
Fe + NaClO2 + H2O = Fe(OH)2 + NaClO
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
BaNO2 = Ba + NO2 =>
BaNO2 = Ba + NO2
C17H35COOH + Ba(OH)2H2O = (C17H35COO)2Ba + H2O =>
2 C17H35COOH + Ba(OH)2H2O = (C17H35COO)2Ba + 3 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
CaCl2(aq) + CuSO4(aq) = CaSO4(s) + CuCl2(aq) =>
CaCl2(aq) + CuSO4(aq) = CaSO4(s) + CuCl2(aq)
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
S + O2 = SO2 =>
S + O2 = SO2
NH4HCO3 = NH3 + CO2H2O =>
NH4HCO3 = NH3 + CO2H2O
MnSO4 + BrO3 + H2SO4 = Br + H2O + Mn(SO4)2 =>
3 MnSO4 + BrO3 + 3 H2SO4 = Br + 3 H2O + 3 Mn(SO4)2
AgNO3 + AlCl3 = AgCl + Al(NO3)03 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)03
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
CH3COO + H + K2CO3 = CH3COOK + HCO3 =>
2 CH3COO + H + K2CO3 = 2 CH3COOK + HCO3
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HI(ag) + Ca(OH)2(ag) = CaI2(ag) + H2O(l) =>
2 HI(ag) + Ca(OH)2(ag) = CaI2(ag) + 2 H2O(l)
Au2 + O3 = Au3O2 =>
9 Au2 + 4 O3 = 6 Au3O2
Ca3(C6H5O7)2(s) + HCl(ac) = CaCl2(ac) + C6H8O7(s) =>
Ca3(C6H5O7)2(s) + 6 HCl(ac) = 3 CaCl2(ac) + 2 C6H8O7(s)
Ca(OH)2 + H2SO = CaSO + HOH =>
Ca(OH)2 + H2SO = CaSO + 2 HOH
CH3CH2CH2CHBr2 + KOH = CH3CH2CCH + BrK + H2O =>
CH3CH2CH2CHBr2 + 2 KOH = CH3CH2CCH + 2 BrK + 2 H2O
HNO3 + Mn = H2O + Mn(NO3)2 + NO =>
8 HNO3 + 3 Mn = 4 H2O + 3 Mn(NO3)2 + 2 NO
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
H2SO4 + Cu = Cu(SO4) + H2O + SO =>
3 H2SO4 + 2 Cu = 2 Cu(SO4) + 3 H2O + SO
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