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Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
UO2(g) + HF(aq) = UF4(g) + H2O(l) =>
UO2(g) + 4 HF(aq) = UF4(g) + 2 H2O(l)
AgCl + NH3 = Ag(NH3)2 + Cl2 =>
2 AgCl + 4 NH3 = 2 Ag(NH3)2 + Cl2
CH2O + NaOH = CH3OH + HCOONa =>
2 CH2O + NaOH = CH3OH + HCOONa
Bi2O3 + CH4 = Bi + CO + H2 =>
Bi2O3 + 3 CH4 = 2 Bi + 3 CO + 6 H2
HCl(aq) + Cu(OH)2(s) = CuCl2(s) + H2O(aq) =>
2 HCl(aq) + Cu(OH)2(s) = CuCl2(s) + 2 H2O(aq)
MgCl2 + Na2HPO4 + NH3H2O = MgNH4PO4 + NaCl + H2O =>
MgCl2 + Na2HPO4 + NH3H2O = MgNH4PO4 + 2 NaCl + H2O
C4H3 + N12Cl6 = H10 + N6 + Cl3C12 =>
30 C4H3 + 5 N12Cl6 = 9 H10 + 10 N6 + 10 Cl3C12
IO3{-} + S2O8{-2} + OH{-} = I2O9{-4} + SO4{-2} + H2O =>
2 IO3{-} + 2 S2O8{-2} + 6 OH{-} = I2O9{-4} + 4 SO4{-2} + 3 H2O
Si2Cl6 + H2O = H2 + HCl + SiO2 =>
Si2Cl6 + 4 H2O = H2 + 6 HCl + 2 SiO2
NHO3 = N2O5 + H2O =>
2 NHO3 = N2O5 + H2O
NH4Cl + CuCr2O7 = (NH4)2Cr2O7 + CuCl2 =>
2 NH4Cl + CuCr2O7 = (NH4)2Cr2O7 + CuCl2
H12Cl3FeO6 = FeCl3 + H12O6 =>
H12Cl3FeO6 = FeCl3 + H12O6
FeN3O9 + KCN = KNO3 + K3[Fe(CN)6] =>
FeN3O9 + 6 KCN = 3 KNO3 + K3[Fe(CN)6]
Co3{+} + Cu = Cu2{+} + Co =>
Co3{+} + 2 Cu = Cu2{+} + 3 Co
LiI + Co2(SO3)4 = Li2SO3 + CoI4 =>
8 LiI + Co2(SO3)4 = 4 Li2SO3 + 2 CoI4
PbO2 + Cl{-} + H{+} = PbCl2 + Cl2 + H2O =>
PbO2 + 4 Cl{-} + 4 H{+} = PbCl2 + Cl2 + 2 H2O
SiO2 + (C)3 = SiC + CO =>
SiO2 + (C)3 = SiC + 2 CO
Cu + AgNO = Ag + Cu4NO =>
4 Cu + AgNO = Ag + Cu4NO
Sn(OH)4 + H3AsO3 = Sn3(AsO3)4 + H2O =>
3 Sn(OH)4 + 4 H3AsO3 = Sn3(AsO3)4 + 12 H2O
Rb(s) + Zn(NO3)2(aq) = RbNO3 + Zn2 =>
4 Rb(s) + 2 Zn(NO3)2(aq) = 4 RbNO3 + Zn2
PO2 = P + O =>
PO2 = P + 2 O
C51H88O6 + O2 = CO2 + H2O =>
C51H88O6 + 70 O2 = 51 CO2 + 44 H2O
FeCl3 + KI = FeI2 + I2 + KCl =>
2 FeCl3 + 6 KI = 2 FeI2 + I2 + 6 KCl
LiH2 + H2O = LiOH + H2 =>
2 LiH2 + 2 H2O = 2 LiOH + 3 H2
ClO2 = ClOClO3 =>
2 ClO2 = ClOClO3
NaHSO4 + K2CO3 = Na2CO3 + KHSO4 =>
2 NaHSO4 + K2CO3 = Na2CO3 + 2 KHSO4
Ba(ClO)2 = Ba + ClO =>
Ba(ClO)2 = Ba + 2 ClO
NaOH + HCl = H2O + NaCl =>
NaOH + HCl = H2O + NaCl
Pb(NO3)2 + NH3 + H2O = Pb(OH)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH3 + 2 H2O = Pb(OH)2 + 2 NH4NO3
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
CH3CH2COCH3 + O2 = CO2 + H2O =>
2 CH3CH2COCH3 + 11 O2 = 8 CO2 + 8 H2O
Li2S + H2O = LiOH + S + H2 =>
Li2S + 2 H2O = 2 LiOH + S + H2
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = C6H5NH2 + 2 FeCl3 + 2 H2O
MnO3 + H2SO4 = MnS + H2O + O2 =>
MnO3 + H2SO4 = MnS + H2O + 3 O2
NH4 + AgCl = Ag(NH4) + Cl =>
NH4 + AgCl = Ag(NH4) + Cl
KCrO2 + Br + KOH = K2CrO4 + KBr + H2O =>
KCrO2 + 3 Br + 4 KOH = K2CrO4 + 3 KBr + 2 H2O
Pb(SO3)2 = Pb + SO3 =>
Pb(SO3)2 = Pb + 2 SO3
HBr + NH3 = NH4Br =>
HBr + NH3 = NH4Br
Al(ClO3)3 + K2O = Al2O3 + KClO3 =>
2 Al(ClO3)3 + 3 K2O = Al2O3 + 6 KClO3
NaBr + H2SO4 + MnO2 = NaHSO4 + Br2 + MnSO4 + H2O =>
2 NaBr + 3 H2SO4 + MnO2 = 2 NaHSO4 + Br2 + MnSO4 + 2 H2O
SiH4 + NaOH = NaSiH3 + H2O =>
SiH4 + NaOH = NaSiH3 + H2O
NaCO3 + Fe(NO3)3 = NaNO3 + Fe(CO3)3 =>
3 NaCO3 + Fe(NO3)3 = 3 NaNO3 + Fe(CO3)3
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
C2H5{-}C6H4{-}C2H5 + KMnO4 = COOK{-}C6H4{-}COOK + K2CO3 + MnO2 + KOH + H2O =>
C2H5{-}C6H4{-}C2H5 + 4 KMnO4 = COOK{-}C6H4{-}COOK + K2CO3 + 4 MnO2 + KOH + 2 H2O
BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2
C6H5OH + Br2 = C6H3Br3O + H =>
2 C6H5OH + 3 Br2 = 2 C6H3Br3O + 6 H
MnO4{-} + H{+} + Fe{2+} = Fe{3+} + Mn{2+} + H2O =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = 5 Fe{3+} + Mn{2+} + 4 H2O
Ca(OH)2 + HCl(g) = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl(g) = CaCl2 + 2 H2O
H2O + SOBr2 = SO2 + HBr =>
H2O + SOBr2 = SO2 + 2 HBr
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