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4 P + 5 O2 = 2 P2O5
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
C3H8O + O2 = H2O + CO2 =>
2 C3H8O + 9 O2 = 8 H2O + 6 CO2
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
K + HOH = KOH + H2 =>
2 K + 2 HOH = 2 KOH + H2
Al2(CO3)3 + H2SO4 = Al2(SO4)3 + H2O + CO2 =>
Al2(CO3)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O + 3 CO2
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Al2(So4)3 + Ca(oh)2 = Al(oh)3 + CaSo4 =>
6 Al2(So4)3 + 9 Ca(oh)2 = 4 Al(oh)3 + 18 CaSo4
Na2SO3 + H3PO4 = H2SO3 + Na3PO4 =>
3 Na2SO3 + 2 H3PO4 = 3 H2SO3 + 2 Na3PO4
KI + H2SO4 = I2 + H2S + KHSO4 + H2O =>
8 KI + 9 H2SO4 = 4 I2 + H2S + 8 KHSO4 + 4 H2O
HClO4 + Mg(OH)2 = Mg(ClO4)2 + H2O =>
2 HClO4 + Mg(OH)2 = Mg(ClO4)2 + 2 H2O
CO + NaOH = HCOONa =>
CO + NaOH = HCOONa
Na2SO3 + Cl2 + H2O = Na2SO4 + HCl =>
Na2SO3 + Cl2 + H2O = Na2SO4 + 2 HCl
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
FE{2+} + MNO4{-} + H{+} = FE{3+} + MN{2+} + H2O =>
5 FE{2+} + MNO4{-} + 8 H{+} = 5 FE{3+} + MN{2+} + 4 H2O
IBr + NH3 = NH4Br + NI3 =>
3 IBr + 4 NH3 = 3 NH4Br + NI3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Mn(NO3)3(aq) + K2S(aq) = Mn2S3(s) + KNO3(aq) =>
2 Mn(NO3)3(aq) + 3 K2S(aq) = Mn2S3(s) + 6 KNO3(aq)
BAO + CO = BA + CO2 =>
BAO + CO = BA + CO2
FE{2+} + MNO4{-} + H{+} = FE{3+} + MN{2+} + H2O =>
5 FE{2+} + MNO4{-} + 8 H{+} = 5 FE{3+} + MN{2+} + 4 H2O
BaO2 + H2SO4 = BaSO4 + O2 + H2O =>
2 BaO2 + 2 H2SO4 = 2 BaSO4 + O2 + 2 H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
CoSO4 + H2O2 + CsOH = Co(OH)3 + CsSO4 =>
CoSO4 + H2O2 + CsOH = Co(OH)3 + CsSO4
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
CuO + CH3COOH = Cu(CH3COO)2 + H2O =>
CuO + 2 CH3COOH = Cu(CH3COO)2 + H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
PbO2(s) + SO2(g) = PbSO4(s) =>
PbO2(s) + SO2(g) = PbSO4(s)
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
PH3 + KMNO4 + H2SO4 = K2SO4 + MNSO4 + H3PO4 + H2O =>
5 PH3 + 8 KMNO4 + 12 H2SO4 = 4 K2SO4 + 8 MNSO4 + 5 H3PO4 + 12 H2O
Ca + HOH = Ca(OH)2 + H2 =>
Ca + 2 HOH = Ca(OH)2 + H2
H2S + Cl2 + H2O = H2SO4 + HCl =>
H2S + 4 Cl2 + 4 H2O = H2SO4 + 8 HCl
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Cr2O3 + NaBrO + Na2CO3 = NaBr + CO2 + Na2CrO4 =>
Cr2O3 + 3 NaBrO + 2 Na2CO3 = 3 NaBr + 2 CO2 + 2 Na2CrO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + H2SO4 = Al2(SO4)3 + H2O + S =>
2 Al + 4 H2SO4 = Al2(SO4)3 + 4 H2O + S
POCl3 + C2H5OH + (C2H5)3N = (C2H5O)2POCl + (C2H5)3N*HCl =>
POCl3 + 2 C2H5OH + 2(C2H5)3N = (C2H5O)2POCl + 2(C2H5)3N*HCl
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CH3CHOHCH3 + HCl = CH3CH2Cl + H2O =>
2 CH3CHOHCH3 + 3 HCl = 3 CH3CH2Cl + 2 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
KI + Cl2 = KCl2 + I =>
KI + Cl2 = KCl2 + I
P + NO2 = P2OP + NO =>
3 P + NO2 = P2OP + NO
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
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