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2 SO2 + O2 = 2 SO3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
NaSiO2 + NaOH = HSiO2 + Na2O =>
NaSiO2 + NaOH = HSiO2 + Na2O
[Ag(NH3)2]Cl + KI = KCl + [Ag(NH3)2]I =>
[Ag(NH3)2]Cl + KI = KCl + [Ag(NH3)2]I
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
HCrO4{-} + HSO3{-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
2 HCrO4{-} + 3 HSO3{-} + 5 H{+} = 2 Cr{3+} + 3 SO4{2-} + 5 H2O
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Cl2(g) + CaI2(aq) = CaCl2 + I2 =>
Cl2(g) + CaI2(aq) = CaCl2 + I2
Br2 + CuI = CuBr + I2 =>
Br2 + 2 CuI = 2 CuBr + I2
IF5 = IF4{+} + IF6{-} =>
2 IF5 = IF4{+} + IF6{-}
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 10 H2O(l)
CuSO4 + H3O = Cu + O2 + H2SO4 =>
3 CuSO4 + 2 H3O = 3 Cu + O2 + 3 H2SO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
BrO2 + NaOH = NaBr + NaBrO3 + H2O =>
6 BrO2 + 6 NaOH = NaBr + 5 NaBrO3 + 3 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BrO2 + NaOH = NaBr + NaBrO3 + H2O =>
6 BrO2 + 6 NaOH = NaBr + 5 NaBrO3 + 3 H2O
MnO2 + N2 = MnO + N2O =>
MnO2 + N2 = MnO + N2O
NH4NO3 + H2SO4 + KMnO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 NH4NO3 + 12 H2SO4 + 8 KMnO4 = 10 HNO3 + 8 MnSO4 + 4 K2SO4 + 17 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Li2O + Br2 = LiBr + O2 =>
2 Li2O + 2 Br2 = 4 LiBr + O2
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mn + N + O2 = Mn(NO3)2 =>
Mn + 2 N + 3 O2 = Mn(NO3)2
Zn(s) + Sn(NO3)2(aq) = Zn(NO3)2(aq) + Sn(s) =>
Zn(s) + Sn(NO3)2(aq) = Zn(NO3)2(aq) + Sn(s)
Ag2O + H2O = Ag(OH) =>
Ag2O + H2O = 2 Ag(OH)
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NaHSO4 = Na2SO4 + H2SO4 =>
2 NaHSO4 = Na2SO4 + H2SO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Cl2(g) + NaBr(s) = NaCl(s) + Br2(l) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(l)
Bi(OH)3 + Cl2 + KOH = KBiO3 + KCl + H2O =>
Bi(OH)3 + Cl2 + 3 KOH = KBiO3 + 2 KCl + 3 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + NH4NO3(aq) + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + NH4NO3(aq) + 3 H2O(l)
Al2(CrO4)3 = Al + CrO4 =>
Al2(CrO4)3 = 2 Al + 3 CrO4
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
NH4NO3 + H2SO4 + KMnO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 NH4NO3 + 12 H2SO4 + 8 KMnO4 = 10 HNO3 + 8 MnSO4 + 4 K2SO4 + 17 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
KF + Pb(NO3)2 = KNO3 + PbF2 =>
2 KF + Pb(NO3)2 = 2 KNO3 + PbF2
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
CaCl2(aq) + CuSO4(aq) = CaSO4(s) + CuCl2(aq) =>
CaCl2(aq) + CuSO4(aq) = CaSO4(s) + CuCl2(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
Zu + HNO3 = Zu(NO3)2 + NH4NO3 + H2O =>
4 Zu + 10 HNO3 = 4 Zu(NO3)2 + NH4NO3 + 3 H2O
SrCl2 + H2SO4 = SrSO4 + HCl =>
SrCl2 + H2SO4 = SrSO4 + 2 HCl
CH3CH2OH + HCrO4{-} + H{+} = CH3CHO + Cr3{+} + H2O =>
17 CH3CH2OH + 6 HCrO4{-} + 8 H{+} = 17 CH3CHO + 2 Cr3{+} + 24 H2O
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