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2 Fe + 3 Cl2 = 2 FeCl3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Al + Hg{2+} = Al{3+} + Hg =>
2 Al + 3 Hg{2+} = 2 Al{3+} + 3 Hg
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
BiO3 + H2O = Bi + OH =>
BiO3 + 3 H2O = Bi + 6 OH
CH4 + O2 = C02 + H2O =>
2 CH4 + 2 O2 = C02 + 4 H2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
H + O = H2O =>
2 H + O = H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H + O = H2O =>
2 H + O = H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + Cl2 = Cl{-} + Mg{2+} =>
Mg + Cl2 = 2 Cl{-} + Mg{2+}
H2O2 + Cl2O7 = ClO2{-} + O2 + H{+} =>
2 H2O2 + 2 Cl2O7 = 4 ClO2{-} + 5 O2 + 4 H{+}
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeCl3 + Cu = FeCl2 + CuCl =>
FeCl3 + Cu = FeCl2 + CuCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
CaHPO4 + C + SiO2 = Ca2SiO4 + CO + PH3 + P =>
6 CaHPO4 + 18 C + 3 SiO2 = 3 Ca2SiO4 + 18 CO + 2 PH3 + 4 P
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
CH2 + HCl = CH3CH2Cl =>
2 CH2 + HCl = CH3CH2Cl
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
Cl2 + NaOH = NaCl + NaClO + H2O =>
Cl2 + 2 NaOH = NaCl + NaClO + H2O
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
Na3N = Na + N3 =>
3 Na3N = 9 Na + N3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H3PO4 + Al(OH)3 = H2O + AlPO4 =>
H3PO4 + Al(OH)3 = 3 H2O + AlPO4
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NaOH + NH4Cl = NaCl + NH3 + H2O =>
NaOH + NH4Cl = NaCl + NH3 + H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
BA(OH)2 + CO2 = BACO3 + H2O =>
BA(OH)2 + CO2 = BACO3 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K + O2 = K2O =>
4 K + O2 = 2 K2O
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
N2O4 + CO = NO + CO2 =>
N2O4 + 2 CO = 2 NO + 2 CO2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Fe + O2 + H2O = FeO(OH) =>
4 Fe + 3 O2 + 2 H2O = 4 FeO(OH)
Na2CO4(s) + HCl(aq) = H2CO4(aq) + NaCl(s) =>
Na2CO4(s) + 2 HCl(aq) = H2CO4(aq) + 2 NaCl(s)
CH3CCl3 + O2 = CO2 + HCl =>
CH3CCl3 + 2 O2 = 2 CO2 + 3 HCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
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