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6 Fe + 2 H{+} = 2 Fe3{+} + H2
Be + HNO3 = Be(NO3)2 + H2 =>
Be + 2 HNO3 = Be(NO3)2 + H2
CoSO4 + Fe = Fe(SO4)3 + Co =>
3 CoSO4 + Fe = Fe(SO4)3 + 3 Co
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2 =>
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2
KMnO4 + H2SO4 + H3COH = K2SO4 + MnSO4 + H2O + CO2 =>
6 KMnO4 + 9 H2SO4 + 5 H3COH = 3 K2SO4 + 6 MnSO4 + 19 H2O + 5 CO2
ZnS + O2 = ZnO2ZnSO4 + SO2 =>
2 ZnS + 4 O2 = ZnO2ZnSO4 + SO2
(Al2S3)(s) = Al16(s) + S(s) =>
8(Al2S3)(s) = Al16(s) + 24 S(s)
Al2O3 + Cr2O7 + H2O = AlCr2O + OH =>
Al2O3 + 2 Cr2O7 + 15 H2O = 2 AlCr2O + 30 OH
MgCO3 = MgO + CO2(g) =>
MgCO3 = MgO + CO2(g)
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
KNO3 + CaCl2 + H2O = HNO3 + KCl + CaO =>
2 KNO3 + CaCl2 + H2O = 2 HNO3 + 2 KCl + CaO
SO2 + H2O = H2SO4 + S2 =>
6 SO2 + 4 H2O = 4 H2SO4 + S2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
ClF3 + CaSO4 = CaCl2 + SO4 + F2 =>
2 ClF3 + CaSO4 = CaCl2 + SO4 + 3 F2
AgClO3 + FeCl2 + HCl = AgCl + FeCl3 + H2O =>
AgClO3 + 6 FeCl2 + 6 HCl = AgCl + 6 FeCl3 + 3 H2O
Mg + Fe2O3 = O + MgFe =>
2 Mg + Fe2O3 = 3 O + 2 MgFe
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
C2HO3 + O2 = H2O + CO2 =>
4 C2HO3 + 3 O2 = 2 H2O + 8 CO2
BeCl2 + K = KCl + Be =>
BeCl2 + 2 K = 2 KCl + Be
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
Co(NO3)2 + Na2SO4 = CoSO4 + NaNO3 =>
Co(NO3)2 + Na2SO4 = CoSO4 + 2 NaNO3
C8H17COOH + O2 = CO + H2O =>
C8H17COOH + 8 O2 = 9 CO + 9 H2O
K4[Fe(CN)6] + KMnO4 + H2SO4 = Fe2(SO4)2 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
2 K4[Fe(CN)6] + 24 KMnO4 + 36 H2SO4 = Fe2(SO4)2 + 12 CO2 + 12 KNO3 + 10 K2SO4 + 24 MnSO4 + 36 H2O
NiCl2(aq) + AgNO3(aq) = AgCl(s) + Ni(NO3)2(aq) =>
NiCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ni(NO3)2(aq)
NaVO3 + H2O2 + H2SO4 = [VO(O2)]2SO4 + Na2SO4 + H2O =>
2 NaVO3 + 2 H2O2 + 2 H2SO4 = [VO(O2)]2SO4 + Na2SO4 + 4 H2O
FeCl3 + C6H5OH = Fe(OC6H5) + H + Cl =>
FeCl3 + C6H5OH = Fe(OC6H5) + H + 3 Cl
Fe(NO3)3 + K2CrO4 = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CrO4 = Fe2(CrO4)3 + 6 KNO3
LiNO3 + V2O5 = LiV2O5 + NO3 =>
LiNO3 + V2O5 = LiV2O5 + NO3
Mg + Fe2O3 = O + MgFe2 =>
Mg + Fe2O3 = 3 O + MgFe2
H2SO4(aq) + Sr(s) = SrSO4 + H2 =>
H2SO4(aq) + Sr(s) = SrSO4 + H2
MgPb + I = MgI + Pb =>
MgPb + I = MgI + Pb
Sn(NO3)2 = SnO + NO2 + O2 =>
2 Sn(NO3)2 = 2 SnO + 4 NO2 + O2
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2MnO4 + H2SO4 = NaMnO4 + MnO2 + H2O + Na2SO4 =>
3 Na2MnO4 + 2 H2SO4 = 2 NaMnO4 + MnO2 + 2 H2O + 2 Na2SO4
C4H6Cl4 + KOH = C4H2 + KCl + H2O =>
C4H6Cl4 + 4 KOH = C4H2 + 4 KCl + 4 H2O
MnSO4 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnSO4 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O
ZnSO4 + HNO3 = Zn(NO3)2 + H2SO4 =>
ZnSO4 + 2 HNO3 = Zn(NO3)2 + H2SO4
H3O + CO2 = CH4 + O2 =>
4 H3O + 3 CO2 = 3 CH4 + 5 O2
Co + NH4OH = Co(OH)2 + NH4 =>
Co + 2 NH4OH = Co(OH)2 + 2 NH4
Cr2(CO3)3(s) = Cr2O3(s) + CO2(g) =>
Cr2(CO3)3(s) = Cr2O3(s) + 3 CO2(g)
Ca + C = Ca(C)2 =>
Ca + 2 C = Ca(C)2
SbI3 + Sb(IO3)3 + H4(SiO4) = Sb4(SiO4)3 + I2 + H2O =>
10 SbI3 + 2 Sb(IO3)3 + 9 H4(SiO4) = 3 Sb4(SiO4)3 + 18 I2 + 18 H2O
CH3CH2OH + PBr3 = CH3CH2Br + P(OH)3 =>
3 CH3CH2OH + PBr3 = 3 CH3CH2Br + P(OH)3
SrH2 + H2O = SrH + H3O =>
SrH2 + H2O = SrH + H3O
C2H8(g) + O2(g) = CO2(g) + H2O =>
C2H8(g) + 4 O2(g) = 2 CO2(g) + 4 H2O
Fe3C + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
Fe3C + 22 HNO3 = 3 Fe(NO3)3 + CO2 + 13 NO2 + 11 H2O
KI(aq) + PbNO3(aq) = K2NO3(aq) + PbI2(aq) =>
2 KI(aq) + PbNO3(aq) = K2NO3(aq) + PbI2(aq)
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