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Fe2O3 + 3 H2O = 2 Fe(OH)3
CuS + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
PbCl2 + KI = PbI2 + KCl =>
PbCl2 + 2 KI = PbI2 + 2 KCl
(CH3COO)2PbPb(OH)2 + CO2 + H2O = PbCO3Pb(OH)2 + CH3OOH =>
(CH3COO)2PbPb(OH)2 + CO2 + 5 H2O = PbCO3Pb(OH)2 + 4 CH3OOH
NH4Br + Pb(NO3)2 = NH4(NO3) + PbBr2 =>
2 NH4Br + Pb(NO3)2 = 2 NH4(NO3) + PbBr2
Al2(So4)3(aq) + NaOH(aq) = Al(OH)3(s) + Na2So4(aq) =>
Al2(So4)3(aq) + 6 NaOH(aq) = 2 Al(OH)3(s) + 3 Na2So4(aq)
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
K2Cr2O7 + H2O + S = KOH + Cr2O3 + SO2 =>
2 K2Cr2O7 + 2 H2O + 3 S = 4 KOH + 2 Cr2O3 + 3 SO2
((CH3COO)2PbPb(OH)2) + CO2 + H2O = PbCO3Pb(OH)2 + CH3OOH =>
((CH3COO)2PbPb(OH)2) + CO2 + 5 H2O = PbCO3Pb(OH)2 + 4 CH3OOH
NH3 + CuO = H2O + N2 + Cu =>
2 NH3 + 3 CuO = 3 H2O + N2 + 3 Cu
CH3COOH + K2CO3 = CH3COOK + CO2 + H20 =>
25 CH3COOH + 10 K2CO3 = 20 CH3COOK + 20 CO2 + 2 H20
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
N2H4 + OH = H2O + N2 =>
N2H4 + 4 OH = 4 H2O + N2
Cu2S + HNO3 = Cu(NO3)2 + SO2 + NO2 + H20 =>
10 Cu2S + 60 HNO3 = 20 Cu(NO3)2 + 10 SO2 + 20 NO2 + 3 H20
((CH3COO)2PbPb(OH)2) + CO2 + H2O = PbCO3Pb(OH)2 + CH3OOH =>
((CH3COO)2PbPb(OH)2) + CO2 + 5 H2O = PbCO3Pb(OH)2 + 4 CH3OOH
Ag + H2S + O2 = Ag2S + H2O4 =>
2 Ag + H2S + 2 O2 = Ag2S + H2O4
CH3OH + O2 = H20 + CO2 =>
10 CH3OH + 5 O2 = 2 H20 + 10 CO2
YCO3 = CO2 + YO =>
YCO3 = CO2 + YO
B2O3 + Mg = MgO + B =>
B2O3 + 3 Mg = 3 MgO + 2 B
C8H17NH2 + O2 = CO2 + H2O + N2 =>
4 C8H17NH2 + 51 O2 = 32 CO2 + 38 H2O + 2 N2
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
C6H5NH2 + HCL = C6H5NH3 + CL =>
C6H5NH2 + HCL = C6H5NH3 + CL
NaMnO4 + NaOH = Na2MnO4 + O2 + H2O =>
4 NaMnO4 + 4 NaOH = 4 Na2MnO4 + O2 + 2 H2O
Cu2O + C = Cu + CO =>
Cu2O + C = 2 Cu + CO
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KMnO4 + HCl = KCl + MnO2 + Cl2 + H2O =>
2 KMnO4 + 8 HCl = 2 KCl + 2 MnO2 + 3 Cl2 + 4 H2O
Na3PO4 + Mg(NO3)2 = Mg3(PO4)2(s) + NaNO3(aq) =>
2 Na3PO4 + 3 Mg(NO3)2 = Mg3(PO4)2(s) + 6 NaNO3(aq)
BaCl2 + Al2(SO4)3 = AlCl3 + BaSO4 =>
3 BaCl2 + Al2(SO4)3 = 2 AlCl3 + 3 BaSO4
FeS2 + HNO3 = Fe(NO3)3 + SO2 + NO2 + H2O =>
FeS2 + 14 HNO3 = Fe(NO3)3 + 2 SO2 + 11 NO2 + 7 H2O
C6H14 + O2 = CO + H2O =>
2 C6H14 + 13 O2 = 12 CO + 14 H2O
Cu + HNO3(dil) = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3(dil) = 3 Cu(NO3)2 + 4 H2O + 2 NO
PH3 + HCLO3 = HCL + H3PO4 =>
3 PH3 + 4 HCLO3 = 4 HCL + 3 H3PO4
NO3{-} + I2 + H{+} = IO3{-} + NO2 + H2O =>
10 NO3{-} + I2 + 8 H{+} = 2 IO3{-} + 10 NO2 + 4 H2O
C6H12N2O3 + O2 = CO2 + H2O + N2 =>
2 C6H12N2O3 + 15 O2 = 12 CO2 + 12 H2O + 2 N2
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
CAH2 + H2O = CA(OH)2 + H2 =>
CAH2 + 2 H2O = CA(OH)2 + 2 H2
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Cu + HNO3(conc) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(conc) = Cu(NO3)2 + 2 H2O + 2 NO2
HPO32 + H2O = H2PO2 + OH =>
HPO32 + 31 H2O = H2PO2 + 61 OH
C7H16 + KMnO4 + KOH = C7H15OH + K2MnO4 + H2O =>
C7H16 + 2 KMnO4 + 2 KOH = C7H15OH + 2 K2MnO4 + H2O
HPO3 + H2O = H2PO + OH =>
HPO3 + 3 H2O = H2PO + 5 OH
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