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FeCl2 + 2 H2O = Fe(OH)2 + 2 HCl
C + NH4ClO4 = Cl2 + N2 + CO2 + H2O =>
2 C + 2 NH4ClO4 = Cl2 + N2 + 2 CO2 + 4 H2O
Cu2As2O7 + Zn + H2SO4 = AsH3 + Cu + H2O + ZnSO4 =>
Cu2As2O7 + 10 Zn + 10 H2SO4 = 2 AsH3 + 2 Cu + 7 H2O + 10 ZnSO4
K2MnO4 + CH3COOH = MnO2 + HMnO4 + H2O + CH3COOK =>
3 K2MnO4 + 6 CH3COOH = MnO2 + 2 HMnO4 + 2 H2O + 6 CH3COOK
NaOH + Sn + H2O = Na2[Sn(OH)4] + H2 =>
2 NaOH + Sn + 2 H2O = Na2[Sn(OH)4] + H2
HSCN + KOH = KSCN + H2O =>
HSCN + KOH = KSCN + H2O
HPh + CaS = HS + CaPh =>
HPh + CaS = HS + CaPh
Ca(NO3)2 + ZrO(NO3)2 + C2H5NO2 = CaZrO3 + CO2 + H2O + N2 =>
9 Ca(NO3)2 + 9 ZrO(NO3)2 + 20 C2H5NO2 = 9 CaZrO3 + 40 CO2 + 50 H2O + 28 N2
O2 + H = H2O =>
O2 + 4 H = 2 H2O
K2SO4 + BaCl2 = K2Cl2 + SO4 + Ba =>
K2SO4 + BaCl2 = K2Cl2 + SO4 + Ba
H7 + O10 = H2O =>
20 H7 + 7 O10 = 70 H2O
Cu(H2O)6(aq) + NH3(aq) = Cu(NH3)4(aq) + H2O(l) =>
Cu(H2O)6(aq) + 4 NH3(aq) = Cu(NH3)4(aq) + 6 H2O(l)
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH =>
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH
CaCl2 + Na2HPO4 + NH3 = Ca3(PO4)2 + NaCl + NH4Cl =>
3 CaCl2 + 2 Na2HPO4 + 2 NH3 = Ca3(PO4)2 + 4 NaCl + 2 NH4Cl
LiOH + H2(CO3) = Li2CO3 + H2O =>
2 LiOH + H2(CO3) = Li2CO3 + 2 H2O
CaCl2 + Na3PO4 = Ca3P2O8 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3P2O8 + 6 NaCl
H3PO4 + Na2SiO3 = Na3PO4 + H2SiO3 =>
2 H3PO4 + 3 Na2SiO3 = 2 Na3PO4 + 3 H2SiO3
FeCl2 + H2O = Fe3O4 + HCl + H2 =>
3 FeCl2 + 4 H2O = Fe3O4 + 6 HCl + H2
CuSO3 + KI = CuI2 + K2SO3 =>
CuSO3 + 2 KI = CuI2 + K2SO3
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
C4H10 = C4H6 + H2 =>
C4H10 = C4H6 + 2 H2
FeCl2 + H2O = Fe3O4 + HCl + H =>
3 FeCl2 + 4 H2O = Fe3O4 + 6 HCl + 2 H
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH =>
CH3COOCH2CH3 + H2O = CH3CH2OH + CH3COOH
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
Pb3O4 + Mn(NO3)2 + HNO3 = Pb(NO3)2 + Pb(MnO4)2 + H2O =>
5 Pb3O4 + 2 Mn(NO3)2 + 24 HNO3 = 14 Pb(NO3)2 + Pb(MnO4)2 + 12 H2O
FeCl2 + H2O = Fe(OH)2 + HCl =>
FeCl2 + 2 H2O = Fe(OH)2 + 2 HCl
CH3COOCH2CH3 + H2O = CH3OOH + CH3CH2OH =>
CH3COOCH2CH3 + 3 H2O = 2 CH3OOH + CH3CH2OH
C20H42 = C8H18 + C3H6 =>
C20H42 = C8H18 + 4 C3H6
Zn(OH)2 + CuCI2 = Cu(OH)2 + ZnCI2 =>
Zn(OH)2 + CuCI2 = Cu(OH)2 + ZnCI2
C12H22O11(s) + O2(g) = H3C6H5O7 + H2O =>
C12H22O11(s) + 3 O2(g) = 2 H3C6H5O7 + 3 H2O
Ag2S(s) + Al(s) + H2O(l) = Al(OH)3(aq) + H2S(aq) + Ag(aq) =>
3 Ag2S(s) + 2 Al(s) + 6 H2O(l) = 2 Al(OH)3(aq) + 3 H2S(aq) + 6 Ag(aq)
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Mg + HCl = Mg(Cl)2 + (H)2 =>
Mg + 2 HCl = Mg(Cl)2 + (H)2
KI + H2SO4 + K2Cr2O7 = I2 + K2SO4 + CrSO4 + H2O =>
8 KI + 7 H2SO4 + K2Cr2O7 = 4 I2 + 5 K2SO4 + 2 CrSO4 + 7 H2O
HCN + O2 = OH + CO2 + NO2 =>
2 HCN + 5 O2 = 2 OH + 2 CO2 + 2 NO2
Zn + H3AsO3 + H2SO4 = AsH3 + Zn(SO4)2 + H2O =>
3 Zn + 2 H3AsO3 + 6 H2SO4 = 2 AsH3 + 3 Zn(SO4)2 + 6 H2O
(CuOH)2CO3 + NaHCO3 = CO2 + H2O + Na2[Cu(CO3)2] =>
(CuOH)2CO3 + 4 NaHCO3 = CO2 + 3 H2O + 2 Na2[Cu(CO3)2]
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
AgCl = Cl2 + Ag =>
2 AgCl = Cl2 + 2 Ag
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Na2SO4 + COCl2 = NaCl + COSO4 =>
Na2SO4 + COCl2 = 2 NaCl + COSO4
Fe2O3 + HCl = Fe + Cl + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 6 Cl + 3 H2O
K2SO4 + BaI2 = BaSO4 + KI =>
K2SO4 + BaI2 = BaSO4 + 2 KI
H2S(aq) + O2(g) = S(s) + H2O =>
2 H2S(aq) + O2(g) = 2 S(s) + 2 H2O
Na2O + H2O2 = NaOH + O =>
Na2O + H2O2 = 2 NaOH + O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
FeCl2 + H2O = Fe3O4 + HCl + H2 =>
3 FeCl2 + 4 H2O = Fe3O4 + 6 HCl + H2
K2MnO4 + CH3COOH = MnO2 + HMnO4 + H2O + CH3COOK =>
3 K2MnO4 + 6 CH3COOH = MnO2 + 2 HMnO4 + 2 H2O + 6 CH3COOK
Mg(OH)Cl + HCl = MgCl2 + H2O =>
Mg(OH)Cl + HCl = MgCl2 + H2O
Zn(OH)2 + NH4OH = Zn(NH3)4(OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4(OH)2 + 4 H2O
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