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2 MgO + 2 I2 = O2 + 2 MgI2
Ca2Si + MgCl2 = CaCl2 + Mg2Si =>
Ca2Si + 2 MgCl2 = 2 CaCl2 + Mg2Si
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Fe2O3H2O + H2S = FeS + S + H2O =>
Fe2O3H2O + 3 H2S = 2 FeS + S + 4 H2O
C6H6O + H2SO4 = C6H6S3O10 + H2O =>
C6H6O + 3 H2SO4 = C6H6S3O10 + 3 H2O
SiC + NF3 = SiF4 + C + N =>
3 SiC + 4 NF3 = 3 SiF4 + 3 C + 4 N
Fe2O3 + CH3CO2H = Fe(CH3CO2)3 + H2O =>
Fe2O3 + 6 CH3CO2H = 2 Fe(CH3CO2)3 + 3 H2O
C5H8O3 + H2 = C5H12 + H2O =>
C5H8O3 + 5 H2 = C5H12 + 3 H2O
Na2Cr2O7 + Na3SO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 2 Na3SO3 + 5 H2SO4 = Cr2(SO4)3 + 4 Na2SO4 + 5 H2O
Fe + PbCl2 = FeCl + Pb =>
2 Fe + PbCl2 = 2 FeCl + Pb
Ca3P2 + NaMnO4 + NaOH = Ca3(PO4)2 + Na2MnO4 + H2O =>
Ca3P2 + 16 NaMnO4 + 16 NaOH = Ca3(PO4)2 + 16 Na2MnO4 + 8 H2O
Zn(NO3)2 + HNO3 = Zn(HNO3)(NO3)2 =>
Zn(NO3)2 + HNO3 = Zn(HNO3)(NO3)2
NaOH + AgNO3 + HCl = AgCl + NaNO3 + H2O =>
NaOH + AgNO3 + HCl = AgCl + NaNO3 + H2O
CH3OH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 HCOOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
Cu(NO3)2 + Li = LiNO3 + Cu =>
Cu(NO3)2 + 2 Li = 2 LiNO3 + Cu
COOH + Cl = COCl + OH =>
COOH + Cl = COCl + OH
PbO + NaOH = NaPbO2H =>
PbO + NaOH = NaPbO2H
C2H4Br2 + Zn = ZnBr2 + C2H4 =>
C2H4Br2 + Zn = ZnBr2 + C2H4
KHCO3(s) + HBr(aq) = KBr(s) + CO2(g) + H2O(l) =>
KHCO3(s) + HBr(aq) = KBr(s) + CO2(g) + H2O(l)
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
C6H8O7 + ClNa = ClH + Na3C6H5O7 =>
C6H8O7 + 3 ClNa = 3 ClH + Na3C6H5O7
C2H5(g) + O2(g) = CO2(g) + H2O(g) =>
4 C2H5(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O
Ag + HNO3 + O2 = AgNO3 + H2O =>
4 Ag + 4 HNO3 + O2 = 4 AgNO3 + 2 H2O
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + CrO2 + OH{-} =>
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + CrO2 + 2 OH{-}
SrF2 + FeSO4 = SrSO4 + FeF2 =>
SrF2 + FeSO4 = SrSO4 + FeF2
[Fe(CN)6]{4-} + Cd{2+} = Cd2[Fe(CN)6] =>
[Fe(CN)6]{4-} + 2 Cd{2+} = Cd2[Fe(CN)6]
SO2(g) + NO2(g) = SO3(g) + NO(g) =>
SO2(g) + NO2(g) = SO3(g) + NO(g)
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
B3 + F2 = BF3 =>
2 B3 + 9 F2 = 6 BF3
AlCl3 + HOH = H2 + Cl2 + Al(OH)3 =>
2 AlCl3 + 6 HOH = 3 H2 + 3 Cl2 + 2 Al(OH)3
BaCO3(s) + HBr(aq) = BaBr2(aq) + H2O(l) + CO2 =>
BaCO3(s) + 2 HBr(aq) = BaBr2(aq) + H2O(l) + CO2
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
H2NO2 + SrCO3 = SrNO2 + H2O + CO2 =>
H2NO2 + SrCO3 = SrNO2 + H2O + CO2
Co{2+} + PO4{3-} = Co3(PO4)2 =>
3 Co{2+} + 2 PO4{3-} = Co3(PO4)2
K2SO4 + ZnF2 = KF + ZnSO4 =>
K2SO4 + ZnF2 = 2 KF + ZnSO4
SbCl3 + AuCl3 + H2O = Sb2AuCl + HCl + O2 =>
2 SbCl3 + AuCl3 + 4 H2O = Sb2AuCl + 8 HCl + 2 O2
O2 + Na = O2Na =>
O2 + Na = O2Na
Br2 + NH3 + H2O = HBr + HNO3 =>
4 Br2 + NH3 + 3 H2O = 8 HBr + HNO3
Al(OH)3 + H4(SiO4) = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4(SiO4) = Al4(SiO4)3 + 12 H2O
Na2SiO3 + H2 = Na2SiO2 + H2O =>
Na2SiO3 + H2 = Na2SiO2 + H2O
NaOH + NiSO4 = Na2SO4 + NiO + H2O =>
2 NaOH + NiSO4 = Na2SO4 + NiO + H2O
K2[Zn(OH)4] + SO2 = Zn(OH)2 + KHSO3 =>
K2[Zn(OH)4] + 2 SO2 = Zn(OH)2 + 2 KHSO3
NH2NO3 = N2 + O2 + H2O =>
NH2NO3 = N2 + O2 + H2O
KI + KIO3 + H2SO4 = K2SO4 + I3 + H2O =>
5 KI + KIO3 + 3 H2SO4 = 3 K2SO4 + 2 I3 + 3 H2O
FeCO3 + H2O = Fe3O4 + H2CO3 + H{+} + e =>
3 FeCO3 + 4 H2O = Fe3O4 + 3 H2CO3 + 2 H{+} + 2e
KMn = Mn5 + K8 =>
40 KMn = 8 Mn5 + 5 K8
C12H5O9 + O2 = CO2 + H2O =>
4 C12H5O9 + 35 O2 = 48 CO2 + 10 H2O
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
AgNO3 + CaS = Ca(NO3)2 + Ag2S =>
2 AgNO3 + CaS = Ca(NO3)2 + Ag2S
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