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2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Au + HBr = AuBr + H2 =>
2 Au + 2 HBr = 2 AuBr + H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
K2Cr2O7 + KI + KHSO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 KHSO4 = Cr2(SO4)3 + 11 K2SO4 + 3 I2 + 7 H2O
AlBr3 + KOH = K3Br3 + Al(OH)3 =>
AlBr3 + 3 KOH = K3Br3 + Al(OH)3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
K + O2 = KO2 =>
K + O2 = KO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HNO3(aq) + FeS(s) = Fe(NO3)2 + H2S(g) =>
2 HNO3(aq) + FeS(s) = Fe(NO3)2 + H2S(g)
Br2 + F2 = BrF =>
Br2 + F2 = 2 BrF
C8H10O + H2O2 = C8H8O2 + H2O =>
C8H10O + 2 H2O2 = C8H8O2 + 3 H2O
HNO2 = H2O + NO4 + NO =>
6 HNO2 = 3 H2O + NO4 + 5 NO
K4Fe(CN)6 + (NH3) = (NH3)2Fe(CN)6 + K =>
K4Fe(CN)6 + 2(NH3) = (NH3)2Fe(CN)6 + 4 K
LiOH(aq) + Al(NO3)3(aq) = Li(NO3)(aq) + Al(OH)(aq)3 =>
3 LiOH(aq) + Al(NO3)3(aq) = 3 Li(NO3)(aq) + Al(OH)(aq)3
Fe2 + Cl1899 = FeCl100 =>
1899 Fe2 + 200 Cl1899 = 3798 FeCl100
K2S(s) + HBr(aq) = H2S(g) + KBr(aq) =>
K2S(s) + 2 HBr(aq) = H2S(g) + 2 KBr(aq)
Al(CH3COO)3 + Cu = AlCu + CH3COO =>
Al(CH3COO)3 + Cu = AlCu + 3 CH3COO
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Sr + H2SiO3 = Sr(HSiO3)2 + H2 =>
Sr + 2 H2SiO3 = Sr(HSiO3)2 + H2
H3PO4 + OH = H3O + H2PO4 =>
2 H3PO4 + OH = H3O + 2 H2PO4
Na + CaO = NaO + Ca =>
Na + CaO = NaO + Ca
Rh2(SO4)3 + NaOH = Rh(OH)3 + Na2SO4 =>
Rh2(SO4)3 + 6 NaOH = 2 Rh(OH)3 + 3 Na2SO4
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
CH2(CO2H)2 + BrO3 = Br + CO2 + H2O =>
3 CH2(CO2H)2 + 4 BrO3 = 4 Br + 9 CO2 + 6 H2O
IO + H2O = H2IO2 =>
IO + H2O = H2IO2
C7H5NO3S(aq) + CuCl2(s) = [Cu(C7H5NO3S)2]Cl2(s) =>
2 C7H5NO3S(aq) + CuCl2(s) = [Cu(C7H5NO3S)2]Cl2(s)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Te + HNO3 = TeO2 + H2O + NO2 =>
Te + 4 HNO3 = TeO2 + 2 H2O + 4 NO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
LiOH + HB2 = LiB2 + H2O =>
LiOH + HB2 = LiB2 + H2O
C7H8 + Cl2 = C7H8Cl2 =>
C7H8 + Cl2 = C7H8Cl2
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
HF + Cr(OH)6 = CrF6 + H2O =>
6 HF + Cr(OH)6 = CrF6 + 6 H2O
K2SO3 + H2O = KHSO3 + KOH =>
K2SO3 + H2O = KHSO3 + KOH
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
Br2O3 + Mg = Br + MgO2 =>
2 Br2O3 + 3 Mg = 4 Br + 3 MgO2
KBr(aq) + Na2CO3(aq) = K2CO3(aq) + NaBr(s) =>
2 KBr(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaBr(s)
C6H12C6 + O2 = CO2 + H2O =>
C6H12C6 + 15 O2 = 12 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Co + HCl + H2O = [Co(H2O)6]Cl2 + H2 =>
Co + 2 HCl + 6 H2O = [Co(H2O)6]Cl2 + H2
FeCl2 + H2O2 + H2SO4 = Cl2 + H2O + FeSO4 =>
FeCl2 + H2O2 + H2SO4 = Cl2 + 2 H2O + FeSO4
NaHCO3 + Ca(OH)2 = Na(OH)2 + CaHCO3 =>
NaHCO3 + Ca(OH)2 = Na(OH)2 + CaHCO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
FeS + H2SO4 = H2O + Fe2(SO4)3 + SO2 =>
2 FeS + 10 H2SO4 = 10 H2O + Fe2(SO4)3 + 9 SO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Br2 + CuI = CuBr + I2 =>
Br2 + 2 CuI = 2 CuBr + I2
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