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H2SO3 + 2 KHCO3 = K2SO3 + 2 H2CO3
C6H3O + O2 = CO2 + H2O =>
4 C6H3O + 25 O2 = 24 CO2 + 6 H2O
Pb + O = PbO =>
Pb + O = PbO
H2SO4(aq) + PB(OH)4(S) = PB(SO4)2(S) + H2O(l) =>
2 H2SO4(aq) + PB(OH)4(S) = PB(SO4)2(S) + 4 H2O(l)
Ni(s) + CuBr2(aq) = NiBr2(aq) + Cu(s) =>
Ni(s) + CuBr2(aq) = NiBr2(aq) + Cu(s)
H2SO4 + NaOH = HOH + Na2SO4 =>
H2SO4 + 2 NaOH = 2 HOH + Na2SO4
RCO2H + HCl = RCO2Cl + H2 =>
RCO2H + HCl = RCO2Cl + H2
BF3OEt2 + NaBH4 = NaBF4 + B2H6 + Et2O =>
4 BF3OEt2 + 3 NaBH4 = 3 NaBF4 + 2 B2H6 + 4 Et2O
SO3 + Cl = SO3Cl =>
SO3 + Cl = SO3Cl
BaI2 + K2SO4 = BaSO4 + KI =>
BaI2 + K2SO4 = BaSO4 + 2 KI
NH3OHCl = NH4Cl + N2 + HCl + H2O =>
3 NH3OHCl = NH4Cl + N2 + 2 HCl + 3 H2O
H2O + NH4OH = HNH4OH + OH =>
H2O + NH4OH = HNH4OH + OH
SO4 + Co2 = Co2(SO4)3 =>
3 SO4 + Co2 = Co2(SO4)3
FeS + NO3{-} + H{+} = H2O + Fe{3+} + S + NO2 =>
FeS + 3 NO3{-} + 6 H{+} = 3 H2O + Fe{3+} + S + 3 NO2
CrO3 + HCl = CrCl2O2 + H2O =>
CrO3 + 2 HCl = CrCl2O2 + H2O
C + O2 + NaOH = Na2CO3 + H2O =>
C + O2 + 2 NaOH = Na2CO3 + H2O
KI + MnO4 + H2SO4 = I2 + MnSO4 + KSO4 + H2O =>
6 KI + 2 MnO4 + 8 H2SO4 = 3 I2 + 2 MnSO4 + 6 KSO4 + 8 H2O
C + H2 + O2 = CH4O6 =>
C + 2 H2 + 3 O2 = CH4O6
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
(NH4)2WO4 + Zn + HCl = NH3 + WCl2 + ZnCl2 + H2O =>
(NH4)2WO4 + 2 Zn + 6 HCl = 2 NH3 + WCl2 + 2 ZnCl2 + 4 H2O
Zn(OH2)2 + NaOH = Zn(OH)2 + NaOH2 =>
Zn(OH2)2 + 2 NaOH = Zn(OH)2 + 2 NaOH2
Cu2O + HCl = CuCl2 + H2O + Cu =>
Cu2O + 2 HCl = CuCl2 + H2O + Cu
Mg(NO3)2 + H2SO4 = MgSO4 + NO3 + H =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 NO3 + 2 H
CaF2 + O2 = CaO + OF2 =>
CaF2 + O2 = CaO + OF2
HF + As2O3 = AsF3 + H2O =>
6 HF + As2O3 = 2 AsF3 + 3 H2O
C16H34 + O2 = CO + H2O =>
2 C16H34 + 33 O2 = 32 CO + 34 H2O
Cr2O3 + C + Cl2 = CrCl3 + CO =>
Cr2O3 + 3 C + 3 Cl2 = 2 CrCl3 + 3 CO
Na2S + HNO2 = Na2NO2 + HS =>
Na2S + HNO2 = Na2NO2 + HS
FeCl3 + NH3*H2O = [Fe(NH3)]Cl3 + H2O =>
FeCl3 + NH3*H2O = [Fe(NH3)]Cl3 + H2O
Fe2O3 + Cl2 = FeCl3 + O2 =>
2 Fe2O3 + 6 Cl2 = 4 FeCl3 + 3 O2
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
(NH4)2CrO4 + Ba(NO3)2 = BaCrO4 + (NH4)NO3 =>
(NH4)2CrO4 + Ba(NO3)2 = BaCrO4 + 2(NH4)NO3
C2H4 + Cl2 = C23Cl2 + HCl =>
23 C2H4 + 48 Cl2 = 2 C23Cl2 + 92 HCl
C2H2 + KMnO4 + H2SO4 = C2H2O4 + K2SO4 + H2O + MnSO4 =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5 C2H2O4 + 4 K2SO4 + 12 H2O + 8 MnSO4
Ba(s) + H2O(l) = Ba(OH)2(aq) + H(g) =>
Ba(s) + 2 H2O(l) = Ba(OH)2(aq) + 2 H(g)
Cl2 + Ca(OH)2 = Ca(ClO3)2 + H2O + CaCl2 =>
6 Cl2 + 6 Ca(OH)2 = Ca(ClO3)2 + 6 H2O + 5 CaCl2
CH3COOH(aq) + K2CO3(aq) = CH3COOK + CO2 + H2O =>
2 CH3COOH(aq) + K2CO3(aq) = 2 CH3COOK + CO2 + H2O
Fe2SiO4 + CO2 = FeCO3 + SiO2 =>
Fe2SiO4 + 2 CO2 = 2 FeCO3 + SiO2
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4 =>
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4
Na3[Al(OH)6] + H2S = Na2S + Al(OH)3 + H2O =>
2 Na3[Al(OH)6] + 3 H2S = 3 Na2S + 2 Al(OH)3 + 6 H2O
KI + PbCl2 = PbI2 + KCl =>
2 KI + PbCl2 = PbI2 + 2 KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(ClO4)2 + CH3COOH = Pb(CH3COO) + HCl + H2O + CO2 =>
8 Pb(ClO4)2 + 25 CH3COOH = 8 Pb(CH3COO) + 16 HCl + 30 H2O + 34 CO2
NaHCO3 + H{+} = Na{+} + H2O + CO2 =>
NaHCO3 + H{+} = Na{+} + H2O + CO2
CrSO4 + O2 + H2SO4 = H2O + Cr2(SO4)3 =>
4 CrSO4 + O2 + 2 H2SO4 = 2 H2O + 2 Cr2(SO4)3
OH{-)+ClO2 = ClO3{-}+Cl{-}+H2O =>
6 OH{-)+6ClO2 = 5 ClO3{-}+Cl{-}+3H2O
Si2I2 = Si + I =>
Si2I2 = 2 Si + 2 I
NH4VO3 + Zn + H2SO4 = VSO4 + ZnSO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 3 Zn + 6 H2SO4 = 2 VSO4 + 3 ZnSO4 + (NH4)2SO4 + 6 H2O
C3H8 + S8 = CS2 + H2S =>
4 C3H8 + 5 S8 = 12 CS2 + 16 H2S
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