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2 PbS + 3 O2 = 2 PbO + 2 SO2
C3H8 + O2 = C + H2O =>
C3H8 + 2 O2 = 3 C + 4 H2O
KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
(CH3)(CH2)6(CH3) + O2 = CO2 + H2O =>
2(CH3)(CH2)6(CH3) + 25 O2 = 16 CO2 + 18 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
((NH4)3PO4) = H3PO4 + NH3 =>
((NH4)3PO4) = H3PO4 + 3 NH3
Cl2 + H2O = HCl + O2 =>
2 Cl2 + 2 H2O = 4 HCl + O2
CuSO4 + Ca(NO3)2 = Cu(NO3)2 + CaSO4 =>
CuSO4 + Ca(NO3)2 = Cu(NO3)2 + CaSO4
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
ZnCl2 + Na2CO3 = ZnCO3 + NaCl =>
ZnCl2 + Na2CO3 = ZnCO3 + 2 NaCl
NaOH + Cl2 + Br2 = NaBrO3 + NaCl + H2O =>
12 NaOH + 5 Cl2 + Br2 = 2 NaBrO3 + 10 NaCl + 6 H2O
HC3H5O3 + OH = C3H5O3 + H2O =>
HC3H5O3 + OH = C3H5O3 + H2O
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
K2MnO4 + Ca + HCl = MnCl2 + KCl + H2O + CaCl2 =>
K2MnO4 + 2 Ca + 8 HCl = MnCl2 + 2 KCl + 4 H2O + 2 CaCl2
Fe(NO3)3 + H2O = Fe(OH)3 + HNO3 =>
Fe(NO3)3 + 3 H2O = Fe(OH)3 + 3 HNO3
CeO2 + MnCO3 = CeMnO3 + CO2 =>
CeO2 + MnCO3 = CeMnO3 + CO2
NH4OH + CaO = NH3 + Ca(OH)2 =>
NH4OH + CaO = NH3 + Ca(OH)2
Al + Cl = AlCl =>
Al + Cl = AlCl
CH3H8 + O2 = CO2 + H2O =>
4 CH3H8 + 15 O2 = 4 CO2 + 22 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
Ba(NO3)2 = Ba(NO2)2 + O2 =>
Ba(NO3)2 = Ba(NO2)2 + O2
KMnO4 + H2SO4 + KI = I2 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KI = 5 I2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Ni + H2SO4 = NiSO4 + S + H2O =>
3 Ni + 4 H2SO4 = 3 NiSO4 + S + 4 H2O
K2MnO4 + Ca + H2SO4 = MnSO4 + K2SO4 + H2O + CaSO4 =>
K2MnO4 + 2 Ca + 4 H2SO4 = MnSO4 + K2SO4 + 4 H2O + 2 CaSO4
K2Cr2O7 + HCl = KCl + CrCl3 + Cl3 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 2 Cl3 + 7 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Al + Cl2 = AlCl =>
2 Al + Cl2 = 2 AlCl
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
CH3OH + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 HCOOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Pb + Cr2O7 = PbCr2O7 =>
Pb + Cr2O7 = PbCr2O7
CuSo4(aq) + Mg(s) = Mg(So4)3(aq) + Cu(s) =>
3 CuSo4(aq) + Mg(s) = Mg(So4)3(aq) + 3 Cu(s)
CO2 + NaOH = Na2CO3 + H2O =>
CO2 + 2 NaOH = Na2CO3 + H2O
Cl2 + PbO2 + H2SO4 = HClO3 + PbSO4 + H2O =>
Cl2 + 5 PbO2 + 5 H2SO4 = 2 HClO3 + 5 PbSO4 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CL + H2O = HCL + HCLO3 =>
6 CL + 3 H2O = 5 HCL + HCLO3
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
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