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2 C2H5OH + 2 CO2 = C6H12O6
Cr + SnO = Cr2O3 + Sn =>
2 Cr + 3 SnO = Cr2O3 + 3 Sn
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeCl2 + K2SO3 = FeSO3 + KCl =>
FeCl2 + K2SO3 = FeSO3 + 2 KCl
NaOH + SnBr2 = Na2[Sn(OH)4] + NaBr =>
4 NaOH + SnBr2 = Na2[Sn(OH)4] + 2 NaBr
C8H10O + KMnO4 = C6H5COOH + KOH + MnO2 + H2O =>
21 C8H10O + 40 KMnO4 = 24 C6H5COOH + 40 KOH + 40 MnO2 + 13 H2O
NO2 + CaO = N2 + CaO2 =>
2 NO2 + 4 CaO = N2 + 4 CaO2
Na2O + HI = NaI + H2O =>
Na2O + 2 HI = 2 NaI + H2O
MgOAl2O3 = Al2O3 + MgO =>
MgOAl2O3 = Al2O3 + MgO
HClO4(aq) + K2SO3(aq) = KClO4 + SO2 + H2O =>
2 HClO4(aq) + K2SO3(aq) = 2 KClO4 + SO2 + H2O
NaClO(aq) + HI(aq) = NaI + HClO =>
NaClO(aq) + HI(aq) = NaI + HClO
S8 + MgCl2 = MgS + Cl =>
S8 + 8 MgCl2 = 8 MgS + 16 Cl
CeO2 + KI + HCl = KCl + CeCl3 + H2O + I2 =>
2 CeO2 + 2 KI + 8 HCl = 2 KCl + 2 CeCl3 + 4 H2O + I2
NH3 + HBr + Ca(NO2)2 = N2 + CaBr2 + H2O =>
2 NH3 + 2 HBr + Ca(NO2)2 = 2 N2 + CaBr2 + 4 H2O
CuCl2(aq) + (NH4)2CO3(aq) = CuCO3(s) + NH4Cl(aq) =>
CuCl2(aq) + (NH4)2CO3(aq) = CuCO3(s) + 2 NH4Cl(aq)
Cr + Ni2{+} = Cr3{+} + Ni =>
3 Cr + Ni2{+} = Cr3{+} + 2 Ni
UCl5 = UCl4 + Cl2 =>
2 UCl5 = 2 UCl4 + Cl2
C2O2H4 + NaOH = NaC2O2H3 + H2O =>
C2O2H4 + NaOH = NaC2O2H3 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BaN + SNO3 = BaSO4 + N2 + SO2 =>
2 BaN + 4 SNO3 = 2 BaSO4 + 3 N2 + 2 SO2
Ag + H2S + O3 = Ag2S + H2O =>
6 Ag + 3 H2S + O3 = 3 Ag2S + 3 H2O
HCl + FeS = H2S + Cl + Fe2 =>
4 HCl + 2 FeS = 2 H2S + 4 Cl + Fe2
K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2
Na(CO3)2 + CH3COOH = CH3COONa + H2O + CO2 =>
8 Na(CO3)2 + 11 CH3COOH = 8 CH3COONa + 10 H2O + 22 CO2
Fe + CuCl2(aq) = FeCl3 + Cu =>
2 Fe + 3 CuCl2(aq) = 2 FeCl3 + 3 Cu
Ca(OH) + H3(PO4) = Ca2(HPO4) + H2O =>
2 Ca(OH) + H3(PO4) = Ca2(HPO4) + 2 H2O
Pd(NO3)2 + NaI = PdI + Na(NO3)2 =>
Pd(NO3)2 + NaI = PdI + Na(NO3)2
Na3(PO4) + Ca(OH)2 = Ca3(PO4)2 + Na(OH) =>
2 Na3(PO4) + 3 Ca(OH)2 = Ca3(PO4)2 + 6 Na(OH)
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
H2 + J = HJ =>
H2 + 2 J = 2 HJ
Fe2SO4 + Ca(OH)2 = Fe2(OH)2 + CaSO4 =>
Fe2SO4 + Ca(OH)2 = Fe2(OH)2 + CaSO4
Cu(OH)2(s) + HNO3 = Cu(NO3)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HNO3 = Cu(NO3)2(aq) + 2 H2O(l)
ZnBr2 + Cl2 = ZnCl + Br =>
2 ZnBr2 + Cl2 = 2 ZnCl + 4 Br
Zn + HN3 + H2O = Zn(OH)2 + NH4 =>
11 Zn + 2 HN3 + 22 H2O = 11 Zn(OH)2 + 6 NH4
MnO2 + NaI + H2SO4 = MnSO4 + Na2SO4 + H2O + I2 =>
MnO2 + 2 NaI + 2 H2SO4 = MnSO4 + Na2SO4 + 2 H2O + I2
Mg + Na2CO3 + H2O = MgCO3 + NaOH + H2 =>
Mg + Na2CO3 + 2 H2O = MgCO3 + 2 NaOH + H2
ZnSO4 + K3(Fe(CN)6) = Zn(Fe(CN)6) + K3SO4 =>
ZnSO4 + K3(Fe(CN)6) = Zn(Fe(CN)6) + K3SO4
CuCl2 + K2CrO4 = CuCr + O + KCl =>
CuCl2 + K2CrO4 = CuCr + 4 O + 2 KCl
Ag{+} + I{-} = AgI =>
Ag{+} + I{-} = AgI
Al2(CO3)3 + H2O = H2CO3 + Al(OH)3 =>
Al2(CO3)3 + 6 H2O = 3 H2CO3 + 2 Al(OH)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaF2 + HNO3 = Ca(NO3)2 + HF =>
CaF2 + 2 HNO3 = Ca(NO3)2 + 2 HF
S8 + MgCl2 = MgS + Cl =>
S8 + 8 MgCl2 = 8 MgS + 16 Cl
HNO3 + Na2SO4 + BaCl2 = NaNO3 + HCl + BaSO4 =>
2 HNO3 + Na2SO4 + BaCl2 = 2 NaNO3 + 2 HCl + BaSO4
Ne + N2 = NeN2 =>
Ne + N2 = NeN2
Cr + H2PO4 = CrPO4 + H2 =>
Cr + H2PO4 = CrPO4 + H2
(NH4)2S + K2Cr2O7 + H2SO4 = (NH4)2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3(NH4)2S + 4 K2Cr2O7 + 16 H2SO4 = 3(NH4)2SO4 + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
(CH3)2CHOH + KMnO4 = (CH3)2CO + H2O + MnO2 + K =>
2(CH3)2CHOH + KMnO4 = 2(CH3)2CO + 2 H2O + MnO2 + K
Ba(OH)2 + CH3COOH = Ba(CH3COO)2 + H2O =>
Ba(OH)2 + 2 CH3COOH = Ba(CH3COO)2 + 2 H2O
KICl4 = KCl + ICl + Cl2 =>
KICl4 = KCl + ICl + Cl2
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