| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 2 HCl = CO2 + H2O + CaCl2
H2O + N2O5 = HNO3 =>
H2O + N2O5 = 2 HNO3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Ag2S + Al = Ag + Al2S3 =>
3 Ag2S + 2 Al = 6 Ag + Al2S3
H2SO4 + Cu = SO2 + CuSO4 + H2O =>
2 H2SO4 + Cu = SO2 + CuSO4 + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
HClO3 + KOH = H2O + KClO3 =>
HClO3 + KOH = H2O + KClO3
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
HNO3 + Zn = Zn(NO3)2 + H2O + NH4NO3 =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + 3 H2O + NH4NO3
C2H6O + KMnO4 = K2CO3 + MnO2 + H2O =>
C2H6O + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 3 H2O
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
C2H6O + KMnO4 = K2CO3 + MnO2 + H2O =>
C2H6O + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
HI + H2SO4 = H2S + H2O + I2 =>
8 HI + H2SO4 = H2S + 4 H2O + 4 I2
Zn + Ag2SO4 = ZnSO4 + Ag =>
Zn + Ag2SO4 = ZnSO4 + 2 Ag
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + H2SO4 = Cu2SO4 + H2 =>
2 Cu + H2SO4 = Cu2SO4 + H2
NaHCO3 + CaCl2 = CaCO3 + NaH + Cl2 =>
NaHCO3 + CaCl2 = CaCO3 + NaH + Cl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
Na2Cr2O7 + SO2 + H2O = Cr(OH)SO4 + Na2SO4 =>
Na2Cr2O7 + 3 SO2 + H2O = 2 Cr(OH)SO4 + Na2SO4
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Na + Mg(HCO3)2 = NaHCO3 + Mg =>
2 Na + Mg(HCO3)2 = 2 NaHCO3 + Mg
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
NaHCO3 = CO2 + NaOH =>
NaHCO3 = CO2 + NaOH
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3 + H2S = NO + H2O + S =>
2 HNO3 + 3 H2S = 2 NO + 4 H2O + 3 S
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/29/18
Équations équilibrées sur02/28/17
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