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2 N2 + O2 = 2 N2O
KI + NaNO2 + H2SO4 = I2 + N + K2SO4 + Na2SO4 + H2O =>
6 KI + 2 NaNO2 + 4 H2SO4 = 3 I2 + 2 N + 3 K2SO4 + Na2SO4 + 4 H2O
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Be4O(CH3COO)6 = BeO + CO2 + H2O + C2H4 =>
Be4O(CH3COO)6 = 4 BeO + 4 CO2 + H2O + 4 C2H4
Al4C3 + HOH = Al(OH)3 + CH4 =>
Al4C3 + 12 HOH = 4 Al(OH)3 + 3 CH4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
HI + C6H12 = C6H13I =>
HI + C6H12 = C6H13I
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
HBr + NaOH = H2O + NaBr =>
HBr + NaOH = H2O + NaBr
Al + H2S = Al2S3 + H2 =>
2 Al + 3 H2S = Al2S3 + 3 H2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
K2SO4 + Ba(NO3)2 = KNO3 + BaSO4 =>
K2SO4 + Ba(NO3)2 = 2 KNO3 + BaSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
FeCl3 + KCNS = Fe(CNS)3 + KCl =>
FeCl3 + 3 KCNS = Fe(CNS)3 + 3 KCl
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
P + S = PS =>
P + S = PS
BACl2(aq) + Na2SO4(aq) = BASO4(s) + NaCl(aq) =>
BACl2(aq) + Na2SO4(aq) = BASO4(s) + 2 NaCl(aq)
KI + NaNO2 + H2SO4 = I2 + N + K2SO4 + Na2SO4 + H2O =>
6 KI + 2 NaNO2 + 4 H2SO4 = 3 I2 + 2 N + 3 K2SO4 + Na2SO4 + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C19H37 + O2 = CO2 + H2O =>
4 C19H37 + 113 O2 = 76 CO2 + 74 H2O
KI + NaNO2 + H2SO4 = I2 + N2 + K2SO4 + Na2SO4 + H2O =>
6 KI + 2 NaNO2 + 4 H2SO4 = 3 I2 + N2 + 3 K2SO4 + Na2SO4 + 4 H2O
N2 + H6 = NH5 =>
3 N2 + 5 H6 = 6 NH5
Ai + H2So4 = Ai2(So4)3 + H2 =>
2 Ai + 3 H2So4 = Ai2(So4)3 + 3 H2
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O =>
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P + O2 = PO =>
2 P + O2 = 2 PO
C19H37O2 + O2 = CO2 + H2O =>
4 C19H37O2 + 109 O2 = 76 CO2 + 74 H2O
H2 + O4 = H2O =>
4 H2 + O4 = 4 H2O
NaF + CaBr2 = NaBr + CaF2 =>
2 NaF + CaBr2 = 2 NaBr + CaF2
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
FE(NO3)2 = FEO + NO2 + O2 =>
2 FE(NO3)2 = 2 FEO + 4 NO2 + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
PbO2 + H2 = Pb + HO =>
PbO2 + H2 = Pb + 2 HO
Sn + HNO3 = H2SnO3 + NO + NO2 =>
Sn + 2 HNO3 = H2SnO3 + NO + NO2
Cn2O22{-2} + CH2CH2OH + H{+} = CH2COOH + Cn{+3} + H2O =>
Cn2O22{-2} + 9 CH2CH2OH + 8 H{+} = 9 CH2COOH + 2 Cn{+3} + 13 H2O
Cr(NO3)2 + Cl2 + KOH = K2CrO4 + KCl + KNO3 + H2O =>
Cr(NO3)2 + 2 Cl2 + 8 KOH = K2CrO4 + 4 KCl + 2 KNO3 + 4 H2O
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