| Équations équilibrées la veille |
3 Ag2S + 2 Al + 2 NaOH + 2 H2O = 6 Ag + 3 H2S + 2 NaAlO2
HBrO3 + Ca(HCO3)2 = H2O + CO2 + Ca(BrO3)2 =>
2 HBrO3 + Ca(HCO3)2 = 2 H2O + 2 CO2 + Ca(BrO3)2
(NH4)2(SO4) + NaOH = H2O + NH3 + Na2(SO4) =>
(NH4)2(SO4) + 2 NaOH = 2 H2O + 2 NH3 + Na2(SO4)
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
Hg2Cl2(s) + NH3(aq) = Hg(l) + HgNH2Cl(s) + NH4Cl(aq) =>
Hg2Cl2(s) + 2 NH3(aq) = Hg(l) + HgNH2Cl(s) + NH4Cl(aq)
ZnS + SO3 = ZnSO4 + S =>
3 ZnS + 4 SO3 = 3 ZnSO4 + 4 S
HBr + NH3 = NH4Br =>
HBr + NH3 = NH4Br
OH(aq) + Cl(aq) = ClOH(s) =>
OH(aq) + Cl(aq) = ClOH(s)
CH3CN + NaOH = CH3C(ONa)3 + NH3 =>
CH3CN + 3 NaOH = CH3C(ONa)3 + NH3
PH3(g) + O2(g) = H2O(g) + P10O10(s) =>
20 PH3(g) + 25 O2(g) = 30 H2O(g) + 2 P10O10(s)
C + CO2 = CCO2 =>
C + CO2 = CCO2
CuSO4 + Na2CO3 + H2O = Na2SO4 + CuOH2CO3 =>
CuSO4 + Na2CO3 + H2O = Na2SO4 + CuOH2CO3
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
PbCl2 + K2SO4 = PbSO4 + KCl =>
PbCl2 + K2SO4 = PbSO4 + 2 KCl
CH3CH2CH3 + HNO3 = CH3CH2CH2NO2 + H2O =>
CH3CH2CH3 + HNO3 = CH3CH2CH2NO2 + H2O
Ag + Mg(NO3)2 = Mg + Ag(NO3) =>
2 Ag + Mg(NO3)2 = Mg + 2 Ag(NO3)
ZnCl2(aq) + CuSO4(aq) = ZnSO4(aq) + CuCl2(aq) =>
ZnCl2(aq) + CuSO4(aq) = ZnSO4(aq) + CuCl2(aq)
Na2CrO4 + HCl = Na2Cr2O7 + H2O + NaCl =>
2 Na2CrO4 + 2 HCl = Na2Cr2O7 + H2O + 2 NaCl
N2O + H2O + SO2 = N2 + H2SO4 =>
N2O + H2O + SO2 = N2 + H2SO4
CrO3 + Fe(OH)2 = FeCrO4 + H2O =>
CrO3 + Fe(OH)2 = FeCrO4 + H2O
KI + Fe(NO3)3 + H2SO4 = I2 + FeSO4 + KNO3 + HNO3 =>
2 KI + 2 Fe(NO3)3 + 2 H2SO4 = I2 + 2 FeSO4 + 2 KNO3 + 4 HNO3
CaCO3 + NH3 = CaCN2 + H2O =>
CaCO3 + 2 NH3 = CaCN2 + 3 H2O
Pb2N + KI = Pb2I + KN =>
Pb2N + KI = Pb2I + KN
S + HNO2 = NO + H2SO4 + H2O =>
S + 6 HNO2 = 6 NO + H2SO4 + 2 H2O
Te + HCl = H2Te + Cl2 =>
Te + 2 HCl = H2Te + Cl2
CaO(t) + CO2(r) = CaCO3(t) =>
CaO(t) + CO2(r) = CaCO3(t)
FeO + FeS2 = Fe2O3 + FeS =>
3 FeO + FeS2 = Fe2O3 + 2 FeS
Cr2O3Al = AlO3 + Cr =>
Cr2O3Al = AlO3 + 2 Cr
Ce2 + H2O = HCe + HCeO =>
Ce2 + H2O = HCe + HCeO
CaCl2 + Na2CO3 = NaCl + Ca(CO3) =>
CaCl2 + Na2CO3 = 2 NaCl + Ca(CO3)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KNO2 + H2S + HCI = KCI + NO + H2O + S =>
2 KNO2 + H2S + 2 HCI = 2 KCI + 2 NO + 2 H2O + S
NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(g) =>
2 NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(g)
Fe + FeCl2 = FeFeCl3 =>
Fe + 3 FeCl2 = 2 FeFeCl3
CH3CH2CH2COOH + Ca(OH)2 = Ca(CH3CH2CH2COO)2 + H2O =>
2 CH3CH2CH2COOH + Ca(OH)2 = Ca(CH3CH2CH2COO)2 + 2 H2O
Ni(OH)3 + HCl = NiCl3 + HOH =>
Ni(OH)3 + 3 HCl = NiCl3 + 3 HOH
HF + Ca = CaF2 + H =>
2 HF + Ca = CaF2 + 2 H
Ni(OH)2 + I2 = HI + NiO2 =>
Ni(OH)2 + I2 = 2 HI + NiO2
H2O2 + NaOH + MnSO4 = MnO2 + Na2SO4 + H2O =>
H2O2 + 2 NaOH + MnSO4 = MnO2 + Na2SO4 + 2 H2O
HBr + Na = H2 + NaBr =>
2 HBr + 2 Na = H2 + 2 NaBr
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Ge + KOH + H2O2 = K2[Ge(OH)6] =>
Ge + 2 KOH + 2 H2O2 = K2[Ge(OH)6]
Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + H2O =>
4 Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + 6 H2O
NaCOHNO = NaHNOCO =>
NaCOHNO = NaHNOCO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
CH3CH3 + K2Cr2O7 + 4 H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
CoCl2 + Br2 + NaOH = Co(OH)3 + NaCl + NaBr =>
2 CoCl2 + Br2 + 6 NaOH = 2 Co(OH)3 + 4 NaCl + 2 NaBr
Fe(OH)2 = Fe2 + (OH) =>
2 Fe(OH)2 = Fe2 + 4(OH)
C17H20O5 + O2 = CO2 + H2O =>
2 C17H20O5 + 39 O2 = 34 CO2 + 20 H2O
Na2S2 + H2 = H2S + Na =>
Na2S2 + 2 H2 = 2 H2S + 2 Na
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Équations équilibrées sur10/18/24
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