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2 Na + 2 H2O = H2 + 2 NaOH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
CuCl2 + ZnSO4 = CuSO4 + ZnCl2 =>
CuCl2 + ZnSO4 = CuSO4 + ZnCl2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C12H8N2 + O2 + OH{-} = CO3{-2} + H2O + N2 =>
C12H8N2 + 14 O2 + 24 OH{-} = 12 CO3{-2} + 16 H2O + N2
Pb3N4 = Pb + N =>
Pb3N4 = 3 Pb + 4 N
ZnO + NH4NO3 = Zn(NO3)2 + NH3 + H2O =>
ZnO + 2 NH4NO3 = Zn(NO3)2 + 2 NH3 + H2O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
NH4I = NH4 + I =>
NH4I = NH4 + I
Ag + KClO3 = AgClO3 + K =>
Ag + KClO3 = AgClO3 + K
NaOHFe = NaFe(OH) =>
NaOHFe = NaFe(OH)
CH3CH(Cl)CH2CH3 + NaOH = NaCl + H2O + CH3CHCHCH3 =>
CH3CH(Cl)CH2CH3 + NaOH = NaCl + H2O + CH3CHCHCH3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C6H5OH + KMnO4 = C6H4O2 + MnO2 + KOH + H2O =>
3 C6H5OH + 4 KMnO4 = 3 C6H4O2 + 4 MnO2 + 4 KOH + H2O
Cl2 + FeI3 = FeCl3 + I2 =>
3 Cl2 + 2 FeI3 = 2 FeCl3 + 3 I2
KNO3 + Al + KOH + H2O = NH3 + KAlO3 =>
5 KNO3 + 8 Al + 3 KOH + 6 H2O = 5 NH3 + 8 KAlO3
C5H11 = C5H10 + H2 =>
2 C5H11 = 2 C5H10 + H2
CuSO4 + NH3 = Cu(NH3)4SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
AgF + KCI = AgCI + KF =>
AgF + KCI = AgCI + KF
PB(NO3)2 = PB + NO3 =>
PB(NO3)2 = PB + 2 NO3
C3H7NO2 + H2O = C2H3O2{-} + NH4 + HCO3{-} + H{+} =>
8 C3H7NO2 + 12 H2O = 11 C2H3O2{-} + 8 NH4 + 2 HCO3{-} + 13 H{+}
NH3 + O2 = H2O + NO2 =>
4 NH3 + 7 O2 = 6 H2O + 4 NO2
CoCl2*6H2O = CoCl2 + H2O =>
CoCl2*6H2O = CoCl2 + 6 H2O
NaHCO3 + ZnS = Zn(HCO3)2 + Na2S =>
2 NaHCO3 + ZnS = Zn(HCO3)2 + Na2S
H3PO4 + H3BO3 + Al = Al2O3 + BP + H2O =>
3 H3PO4 + 3 H3BO3 + 8 Al = 4 Al2O3 + 3 BP + 9 H2O
C6H10 + KMnO4 + NaOH = C6H12O2 + K2MnO4 + Na2MnO4 =>
C6H10 + 2 KMnO4 + 2 NaOH = C6H12O2 + K2MnO4 + Na2MnO4
NaOH + H2PHO3 = Na2PHO3 + H2O =>
2 NaOH + H2PHO3 = Na2PHO3 + 2 H2O
C5H12S + H2O2 = C5H12SO3 + H2O =>
C5H12S + 3 H2O2 = C5H12SO3 + 3 H2O
Br + NaF = BrF + Na =>
Br + NaF = BrF + Na
HCOH + H2O = HCOOH + H2 =>
HCOH + H2O = HCOOH + H2
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCH2OH =>
3 CH2CHCHCH2 + 2 KMnO4 + 10 H2O = 2 MnO2 + 2 KOH + 6 CH2OHCH2OH
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
BaCl2 + CrSO4 = BaSO4 + CrCl2 =>
BaCl2 + CrSO4 = BaSO4 + CrCl2
CH3OH + CH3CH2CH2COOH = C5H10O2 + H2O =>
CH3OH + CH3CH2CH2COOH = C5H10O2 + H2O
Ca(H2PO4)2 + CaO = CaHPO4 + H + O =>
Ca(H2PO4)2 + CaO = 2 CaHPO4 + 2 H + O
No + H2O = HNo3 + O2 =>
12 No + 2 H2O = 4 HNo3 + O2
IO3 + Cr = I2 + Cr2O7 =>
14 IO3 + 12 Cr = 7 I2 + 6 Cr2O7
Zn + H2SO4 = H + ZnSO4 =>
Zn + H2SO4 = 2 H + ZnSO4
K + CH3OH = K2O + CH4 =>
2 K + CH3OH = K2O + CH4
KCl + NH3 = KH3 + NCl =>
KCl + NH3 = KH3 + NCl
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
H2SO3 + KOH = H2O + K2SO3 =>
H2SO3 + 2 KOH = 2 H2O + K2SO3
Ca(s) + Br(g) = CaBr2(s) =>
Ca(s) + 2 Br(g) = CaBr2(s)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C4H9Cl + H2O = C4H9OH + HCl =>
C4H9Cl + H2O = C4H9OH + HCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + MgI2 = MgI =>
Mg + MgI2 = 2 MgI
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