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Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Cl2 + O2 = Cl2O5 =>
2 Cl2 + 5 O2 = 2 Cl2O5
AgF + CaCl2* = AgCl + CaF2* =>
2 AgF + CaCl2* = 2 AgCl + CaF2*
BaHCO3 + HCl = Ba(HCl)2 + HCO3 =>
BaHCO3 + 2 HCl = Ba(HCl)2 + HCO3
Cu + N + O2 = Cu(NO3)2 =>
Cu + 2 N + 3 O2 = Cu(NO3)2
HC4H7O2 + KOH = KC4H7O2 + H2O =>
HC4H7O2 + KOH = KC4H7O2 + H2O
Zn(aq) + NH3(aq) + H2O(l) = NH4(aq) + Zn(OH)2 =>
Zn(aq) + 2 NH3(aq) + 2 H2O(l) = 2 NH4(aq) + Zn(OH)2
CH3CHOHCH3 + KMnO4 = CH3COCH3 + KOH + MnO2 + H2O =>
3 CH3CHOHCH3 + 2 KMnO4 = 3 CH3COCH3 + 2 KOH + 2 MnO2 + 2 H2O
Na2CO3 + BaCl2*H2O = H2O + BaCO3 + NaCl =>
Na2CO3 + BaCl2*H2O = H2O + BaCO3 + 2 NaCl
HC1 + KOH = KC1 + HOH =>
HC1 + KOH = KC1 + HOH
C6H6O + FeCl3 = C6H5OFeCl2 + HCl =>
C6H6O + FeCl3 = C6H5OFeCl2 + HCl
C + S8 = CS2 =>
4 C + S8 = 4 CS2
sodium + water = NaOH + H =>
Na + H2O = NaOH + H
S + O = SO2 =>
S + 2 O = SO2
NaClO + HCl = NaCl + H2O + Cl2 =>
NaClO + 2 HCl = NaCl + H2O + Cl2
CoCl2 + NH4Cl + NH3 + H2O2 = [CoCl(NH3)5]Cl2 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[CoCl(NH3)5]Cl2 + 2 H2O
CH2O + (Cu(NH3)4)(OH)2 = NH4HCO3 + Cu2O + NH3 + H2O =>
CH2O + 4(Cu(NH3)4)(OH)2 = NH4HCO3 + 2 Cu2O + 15 NH3 + 4 H2O
Fe(NO3)3 + Ba(OH)2 = Fe(OH)3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(NO3)2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Na2CO3(aq) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l)(unbalanced) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)(unbalanced)
I2 + NH4F = NH4I + F2 =>
I2 + 2 NH4F = 2 NH4I + F2
Zn + AgNO3(aq) = Zn(NO3)2(aq) + Ag =>
Zn + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag
CrO + HNO3 = Cr(NO3)2 + H2O =>
CrO + 2 HNO3 = Cr(NO3)2 + H2O
Mg + Ba(NO3)2 = MgO + Ba + N2 =>
6 Mg + Ba(NO3)2 = 6 MgO + Ba + N2
NaNO3 + H2SO4 = HNO3 + NaHSO4 =>
NaNO3 + H2SO4 = HNO3 + NaHSO4
CrO + HNO3 = Cr(NO3)2 + H2O =>
CrO + 2 HNO3 = Cr(NO3)2 + H2O
Cu(NH3)4SO4*H2O + HCl = Cu(NH3)4SO4(HCl) + H2O =>
Cu(NH3)4SO4*H2O + HCl = Cu(NH3)4SO4(HCl) + H2O
Na2CO2 + Ca(Cl)2 = NaCl + CaCO2 =>
Na2CO2 + Ca(Cl)2 = 2 NaCl + CaCO2
Ag + ZnO = Ag2O + Zn =>
2 Ag + ZnO = Ag2O + Zn
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
LiHS + H2CO3 = Li2CO3 + H2S =>
2 LiHS + H2CO3 = Li2CO3 + 2 H2S
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe3C + O2 = Fe3O + CO2 =>
2 Fe3C + 3 O2 = 2 Fe3O + 2 CO2
Fe0 = Fe2 =>
2 Fe0 = Fe2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2O + water = NaOH =>
Na2O + H2O = 2 NaOH
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS =>
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS
CH3COOH + CO3 = CO2 + H2O =>
CH3COOH + 4 CO3 = 6 CO2 + 2 H2O
OCN{-} + H{+} + H2O = NH4{+} + CO2 =>
OCN{-} + 2 H{+} + H2O = NH4{+} + CO2
K2S + Fe2(SO4)3 + H2O = H2S + Fe(OH)3 + K2SO4 =>
3 K2S + Fe2(SO4)3 + 6 H2O = 3 H2S + 2 Fe(OH)3 + 3 K2SO4
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Na + CO3 = Na2CO3 =>
2 Na + CO3 = Na2CO3
Na2SO3 + PbSO4 = Na2SO4 + PbSO3 =>
Na2SO3 + PbSO4 = Na2SO4 + PbSO3
Mg + HF = MgF2 + H2 =>
Mg + 2 HF = MgF2 + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe(NO3)3*9(H2O) + NH4OH + C4H6O6 = Fe2(C4H4O6)3 + NH4NO3 + H2O =>
2 Fe(NO3)3*9(H2O) + 6 NH4OH + 3 C4H6O6 = Fe2(C4H4O6)3 + 6 NH4NO3 + 24 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C12H22O11 + C2H5OH + HNO3 = C10H9NO2 + H2O =>
5 C12H22O11 + 30 C2H5OH + 12 HNO3 = 12 C10H9NO2 + 97 H2O
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