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Al3 + Cu2Cl2 = Al3Cl2 + Cu2
PbSO4 + KMnO4 = Pb(MnO4)2 + K2SO4 =>
PbSO4 + 2 KMnO4 = Pb(MnO4)2 + K2SO4
O2 + Fe = Fe3O4 =>
2 O2 + 3 Fe = Fe3O4
FeCl3 + NaOH = Fe + (OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe + (OH)3 + 3 NaCl
Fe + I2 = FeI4 =>
Fe + 2 I2 = FeI4
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
Ca + N2 = Ca3N2* =>
3 Ca + N2 = Ca3N2*
CH3CH3CHCHCH3CH3 + O2 = CH3CH3COCHCH3CH3 + H2O =>
4 CH3CH3CHCHCH3CH3 + 3 O2 = 4 CH3CH3COCHCH3CH3 + 2 H2O
Zn + GaBr3 = Ga + ZnBr2 =>
3 Zn + 2 GaBr3 = 2 Ga + 3 ZnBr2
KBr + KMnO4 + H2SO4 = Br2 + KSO4 + MnSO4 + H2O =>
2 KBr + KMnO4 + 4 H2SO4 = Br2 + 3 KSO4 + MnSO4 + 4 H2O
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C3H8O + PCl3 = C3H7Cl + H3PO3 =>
3 C3H8O + PCl3 = 3 C3H7Cl + H3PO3
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
C6H12O6 + H2SO4 = CO2 + H2O + S2 =>
C6H12O6 + 4 H2SO4 = 6 CO2 + 10 H2O + 2 S2
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
Zn + Bi(NO3)3 = Zn(NO3) + Bi =>
3 Zn + Bi(NO3)3 = 3 Zn(NO3) + Bi
KClO3 + KOH = K2ClO4 + KCl + H2O =>
7 KClO3 + 6 KOH = 6 K2ClO4 + KCl + 3 H2O
Na(s) + H2O(l) = NaOH(aq) + H2 =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2
SiO2(sol) + NH4Cl = NH3 + SiCl4 + H2O =>
SiO2(sol) + 4 NH4Cl = 4 NH3 + SiCl4 + 2 H2O
KNO3Fe(OH)2 = HNO3FeOKOH =>
KNO3Fe(OH)2 = HNO3FeOKOH
Fe(OH)3 + K3BO3 = FeBO3 + KOH =>
Fe(OH)3 + K3BO3 = FeBO3 + 3 KOH
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
Pb(CH3COOH)2 + KI = PbI2 + KCH3COOH =>
Pb(CH3COOH)2 + 2 KI = PbI2 + 2 KCH3COOH
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
CH3COCH3 + Cl2 + KOH = CH3COCCl3 + KCl + H2O =>
CH3COCH3 + 3 Cl2 + 3 KOH = CH3COCCl3 + 3 KCl + 3 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
FeCI2 + O2 = Fe3O4 + CI2 =>
3 FeCI2 + 2 O2 = Fe3O4 + 3 CI2
BaCl2(aq) + MgSO4(aq) = BaSO4(s)MgCl2(aq) =>
BaCl2(aq) + MgSO4(aq) = BaSO4(s)MgCl2(aq)
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
N2H4 + CIO3 = NO + CI + H2O =>
3 N2H4 + 4 CIO3 = 6 NO + 4 CI + 6 H2O
NaOH + K = KOH + Na =>
NaOH + K = KOH + Na
NaOH + AlCl2 = NaCl2 + AlOH =>
NaOH + AlCl2 = NaCl2 + AlOH
CaCl2 + KH2PO4 = CaHPO4 + KCl + HCl =>
CaCl2 + KH2PO4 = CaHPO4 + KCl + HCl
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Zn = e + Zn2{+} =>
2 Zn = e + Zn2{+}
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
KClO4 + Zn + HCl = KCl + ZnCl + H2O =>
KClO4 + 8 Zn + 8 HCl = KCl + 8 ZnCl + 4 H2O
Pb(CH3COOH)2 + KI = K(CH3COOH) + PbI2 =>
Pb(CH3COOH)2 + 2 KI = 2 K(CH3COOH) + PbI2
CaCO3 + HCl(aq) = CaCl2(aq)H2O(l) + CO2(g) =>
CaCO3 + 2 HCl(aq) = CaCl2(aq)H2O(l) + CO2(g)
Cu + NaOH = Cu(OH)2 + Na2 =>
Cu + 2 NaOH = Cu(OH)2 + Na2
Pb(CH3COOH)2 + KI = K(CH3COOH) + PbI2 =>
Pb(CH3COOH)2 + 2 KI = 2 K(CH3COOH) + PbI2
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2 =>
CaCO3 + CuSO4 + H2O = CaSO4 + Cu(OH)2 + CO2
C6H12 + Cu(OH)2 = C6H14 + O2 + Cu =>
C6H12 + Cu(OH)2 = C6H14 + O2 + Cu
H2CO3 + NaCl = HCl + NaHCO3 =>
H2CO3 + NaCl = HCl + NaHCO3
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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