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2 SO{2+} + {2} = 2 SO{3}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Ag + C = Ag2C =>
2 Ag + C = Ag2C
ZnS + NaNO3 = Na2S + Zn(NO3)2 =>
ZnS + 2 NaNO3 = Na2S + Zn(NO3)2
Al(s) + Cl2(aq) = AlCl3(s) =>
2 Al(s) + 3 Cl2(aq) = 2 AlCl3(s)
CO2 + C = CO =>
CO2 + C = 2 CO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
MnS + O2 + H2O = MnO(OH) + H2S =>
4 MnS + O2 + 6 H2O = 4 MnO(OH) + 4 H2S
NaClO3 + Cl2 = NaCl + ClO2 =>
4 NaClO3 + 3 Cl2 = 4 NaCl + 6 ClO2
Be(OH)2 + P2O5 = Be(PO3)2 + H2O =>
Be(OH)2 + P2O5 = Be(PO3)2 + H2O
B2O3 + H2O = B + HO3 =>
5 B2O3 + 3 H2O = 10 B + 6 HO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ca + I = CaI =>
Ca + I = CaI
CH2CHCHCH2 + HCl = CH2ClCH2CH2CH2Cl =>
CH2CHCHCH2 + 2 HCl = CH2ClCH2CH2CH2Cl
C17H312COOCH3 + O2 = CO2 + H2O =>
4 C17H312COOCH3 + 387 O2 = 76 CO2 + 630 H2O
Mg(OH)2(s) + HBr(aq) = MgBr2(s) + H2O(l) =>
Mg(OH)2(s) + 2 HBr(aq) = MgBr2(s) + 2 H2O(l)
KCl + NaBr = NaCl + KBr =>
KCl + NaBr = NaCl + KBr
HCl(aq) + K2CO3(aq) = H2CO3 + KCl =>
2 HCl(aq) + K2CO3(aq) = H2CO3 + 2 KCl
CH3COOK + CH3I = CH3COOCH3 + KI =>
CH3COOK + CH3I = CH3COOCH3 + KI
Sc + HCl = Sc{3} + Cl{-} + H =>
Sc + 3 HCl = Sc{3} + 3 Cl{-} + 3 H
Mn(OH)2 + O2 = MnO2 + H2O =>
2 Mn(OH)2 + O2 = 2 MnO2 + 2 H2O
BaH2 + N2 = Ba3N2 + H2 =>
3 BaH2 + N2 = Ba3N2 + 3 H2
Zn + KOH + H2O = KZn(OH)2 + H2 =>
2 Zn + 2 KOH + 2 H2O = 2 KZn(OH)2 + H2
NiBr2 + NaOH = Ni(OH)2 + NaBr =>
NiBr2 + 2 NaOH = Ni(OH)2 + 2 NaBr
Zn + H2S = ZnS2 + H2 =>
Zn + 2 H2S = ZnS2 + 2 H2
CuCl2 + NaOH + HCl + NaPO4 = Cu3(PO4)2 + H2O + NaCl2 =>
3 CuCl2 + 2 NaOH + 2 HCl + 2 NaPO4 = Cu3(PO4)2 + 2 H2O + 4 NaCl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al(OH)SO4 + HOH = Al(OH)3 + H2SO4 =>
Al(OH)SO4 + 2 HOH = Al(OH)3 + H2SO4
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
NaSO4 + BaCl2 = Cl2SO4 + NaBa =>
NaSO4 + BaCl2 = Cl2SO4 + NaBa
(NH4)3 + PO4 + Ba(NO3)2 = Ba3(PO4)2 + NH4NO3 =>
2(NH4)3 + 2 PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NH4NO3
CH3COCOOH + NaOH = Na + H2O + CH2COCOOH =>
CH3COCOOH + NaOH = Na + H2O + CH2COCOOH
CH3COOC3H7KOH = CH3COOKC3H7OH =>
CH3COOC3H7KOH = CH3COOKC3H7OH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Mg(HSO3)2 + H2O = H2SO3 + Mg(OH)2 =>
Mg(HSO3)2 + 2 H2O = 2 H2SO3 + Mg(OH)2
Cl + CuBr = ClBr + Cu =>
Cl + CuBr = ClBr + Cu
PbO + K3[Fe(CN)6] + KOH = K4[Fe(CN)6] + PbO2 + H2O =>
PbO + 2 K3[Fe(CN)6] + 2 KOH = 2 K4[Fe(CN)6] + PbO2 + H2O
CH3CH(OH)COOH + Ca(OH)2 = Ca(CH3CH(OH)COO)2 + H2O =>
2 CH3CH(OH)COOH + Ca(OH)2 = Ca(CH3CH(OH)COO)2 + 2 H2O
NaBrO + S + NaOH = Na2SO4 + NaBr + H2O =>
3 NaBrO + S + 2 NaOH = Na2SO4 + 3 NaBr + H2O
HNO3 + MnCl2 + HCl = NO + MnCl4 + H2OO =>
2 HNO3 + MnCl2 + 2 HCl = 2 NO + MnCl4 + 2 H2OO
SnS2 + AgNO3 = Ag4Sn + S(NO3)2 =>
SnS2 + 4 AgNO3 = Ag4Sn + 2 S(NO3)2
C6H14 + Cl2 = HCl + C6H12 =>
C6H14 + Cl2 = 2 HCl + C6H12
NaBO2 + H2O2 = NaBO3 + H2O =>
NaBO2 + H2O2 = NaBO3 + H2O
Fe(CrO2)2 + NaCO3 + O2 = Na2CrO4 + FeO3 + CO2 =>
2 Fe(CrO2)2 + 8 NaCO3 + 3 O2 = 4 Na2CrO4 + 2 FeO3 + 8 CO2
Cr + P = CrP4 =>
Cr + 4 P = CrP4
Ni + HI = NiI2 + H2 =>
Ni + 2 HI = NiI2 + H2
CoSO4 + Na2SO3 = Na2SO4 + CoSO3 =>
CoSO4 + Na2SO3 = Na2SO4 + CoSO3
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