| Équations équilibrées la veille |
C2H5OH + H2O = C2H5O + H3O
Pb(NO3)2(aq) + K2SO4(aq) = Pb2(SO4)2(s) + KNO3(aq) =>
2 Pb(NO3)2(aq) + 2 K2SO4(aq) = Pb2(SO4)2(s) + 4 KNO3(aq)
AgNO3 + ZnSO4 = Ag2SO4 + Zn(NO3)2 =>
2 AgNO3 + ZnSO4 = Ag2SO4 + Zn(NO3)2
CoCl3 + HCl = (CoCl4){-} + (H){+} =>
CoCl3 + HCl = (CoCl4){-} + (H){+}
AlFe(CN)6 + Mn = MnFe(CN)6 + Al =>
AlFe(CN)6 + Mn = MnFe(CN)6 + Al
NaCI(ac) + Cl2(g) + HCCl3(l) = NaCl(ac) + HI + CCl4 =>
NaCI(ac) + 3 Cl2(g) + HCCl3(l) = NaCl(ac) + HI + 2 CCl4
Ca(s) + Cu(SO4)(aq) = CaSO4(aq) + Cu(s) =>
Ca(s) + Cu(SO4)(aq) = CaSO4(aq) + Cu(s)
KClO3 + KMnO4 + H2O = KClO4 + KOH + MnO2 =>
3 KClO3 + 2 KMnO4 + H2O = 3 KClO4 + 2 KOH + 2 MnO2
KBr + Al = BrAl + K =>
KBr + Al = BrAl + K
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Cl2(g) + HI(g) = I2(g) + HCl(g) =>
Cl2(g) + 2 HI(g) = I2(g) + 2 HCl(g)
H2CO3 + OH{-} = H2O + CO3{-2} =>
H2CO3 + 2 OH{-} = 2 H2O + CO3{-2}
Pb(OH)2 + CH3COOH = [Pb(CH3COO)4]{2-} + H3O{+} =>
Pb(OH)2 + 4 CH3COOH = [Pb(CH3COO)4]{2-} + 2 H3O{+}
SrS + NiI2 = SrI2 + NiS =>
SrS + NiI2 = SrI2 + NiS
Ba(CH3COO)2 + Na3PO4 = Ba3(PO4)2 + Na(CH3COO) =>
3 Ba(CH3COO)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 Na(CH3COO)
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
NaBr + Cl3 = NaCl2 + Br2 =>
6 NaBr + 4 Cl3 = 6 NaCl2 + 3 Br2
Al2(SO4)3 + H2 = AlH3 + SO4 =>
Al2(SO4)3 + 3 H2 = 2 AlH3 + 3 SO4
Fe + NO2 = Fe(NO2)3 =>
Fe + 3 NO2 = Fe(NO2)3
ZnCl2 + K3(Fe(CN)6) = K(ZnFe(CN)6) + KCl =>
ZnCl2 + K3(Fe(CN)6) = K(ZnFe(CN)6) + 2 KCl
KNO2 + Cl2 + H2O = HCl + KNO3 =>
KNO2 + Cl2 + H2O = 2 HCl + KNO3
Ca(OH)2 + CO2 = (Ca(HCO3)2) =>
Ca(OH)2 + 2 CO2 = (Ca(HCO3)2)
K2CrO4 + NaNO3 = KNO3 + Na2CrO4 =>
K2CrO4 + 2 NaNO3 = 2 KNO3 + Na2CrO4
BiOHCl2 + H2O = Bi(OH)3 + HCl =>
BiOHCl2 + 2 H2O = Bi(OH)3 + 2 HCl
FeTiO3 + H2SO4 = FeSO4 + H2O + TiOSO4 =>
FeTiO3 + 2 H2SO4 = FeSO4 + 2 H2O + TiOSO4
CH3CHBrCH2CH3 + Br2 = HBr + CH3CBr2CH2CH3 =>
CH3CHBrCH2CH3 + Br2 = HBr + CH3CBr2CH2CH3
CuCl2 + (NH4)3PO4 = CuPO4 + (NH4)3Cl2 =>
CuCl2 + (NH4)3PO4 = CuPO4 + (NH4)3Cl2
KOH(aq) + HNO3(aq) = H2O(l) + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O(l) + KNO3(aq)
MnO2 + KOH = KMnO4 + Mn2O3 + H2O =>
8 MnO2 + 2 KOH = 2 KMnO4 + 3 Mn2O3 + H2O
K2FeO4 + K2S + HNO3 = Fe(NO3)3 + KNO3 + H2SO4 + H2O =>
8 K2FeO4 + 3 K2S + 46 HNO3 = 8 Fe(NO3)3 + 22 KNO3 + 3 H2SO4 + 20 H2O
NiC2O4(H2O)2(s) + O2(g) = Ni2O3(s) + H2O(g) + CO2(g) =>
4 NiC2O4(H2O)2(s) + 3 O2(g) = 2 Ni2O3(s) + 8 H2O(g) + 8 CO2(g)
K2CrO7 + KI + H2SO4 = Cr2(SO4)2 + K2SO4 + I2 + H2O =>
2 K2CrO7 + 20 KI + 14 H2SO4 = Cr2(SO4)2 + 12 K2SO4 + 10 I2 + 14 H2O
KCl + AgNO3 = AgCl + KNO3 =>
KCl + AgNO3 = AgCl + KNO3
HNO3(aq) + Al(OH)3(aq) = H2O(g) + Al(NO3)3 =>
3 HNO3(aq) + Al(OH)3(aq) = 3 H2O(g) + Al(NO3)3
Ca(OH)2 + CO2 = (Ca(HCO3)2) =>
Ca(OH)2 + 2 CO2 = (Ca(HCO3)2)
Ni(OH)2 + (NH4)2S2O8 + KOH = NiO2 + K2SO4 + H2O + NH3 =>
Ni(OH)2 + (NH4)2S2O8 + 4 KOH = NiO2 + 2 K2SO4 + 4 H2O + 2 NH3
Mg + Ag(NO3)2 = Mg(NO3)2 + Ag =>
Mg + Ag(NO3)2 = Mg(NO3)2 + Ag
C6H6C2H4 = C6H5C2H5 =>
C6H6C2H4 = C6H5C2H5
SnCl4 + NH3 = SnCl + HCl + N2 =>
2 SnCl4 + 2 NH3 = 2 SnCl + 6 HCl + N2
Fe + H3PO4 = FePO4 + H2 =>
2 Fe + 2 H3PO4 = 2 FePO4 + 3 H2
FeBr2 + BaS = FeS + BaBr2 =>
FeBr2 + BaS = FeS + BaBr2
CuCl2 + (NH4)3PO4 = CuPO4 + (NH4)3Cl2 =>
CuCl2 + (NH4)3PO4 = CuPO4 + (NH4)3Cl2
C7H7NO2 + C2H6O = C9H11NO2 + H2O =>
C7H7NO2 + C2H6O = C9H11NO2 + H2O
CaCO3(s) + HCl(aq) = CaCl2(s) + H2CO3(aq) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(s) + H2CO3(aq)
S + Ba(OH)2 = BaS + BaSO4 + H2 =>
2 S + 2 Ba(OH)2 = BaS + BaSO4 + 2 H2
Na3[Cr(OH)6] + Br2 + KOH = K2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 3 Br2 + 4 KOH = 2 K2CrO4 + 6 NaBr + 8 H2O
Mn{4+} + Fe{2+} = Mn{2+} + Fe{3+} =>
Mn{4+} + 2 Fe{2+} = Mn{2+} + 2 Fe{3+}
KIO4 + KI + HCl = KCl + I2 + H2O =>
KIO4 + 7 KI + 8 HCl = 8 KCl + 4 I2 + 4 H2O
Na2S + KMnO4 + HCl = NaCl + KCl + MnCl2 + S + H2O =>
5 Na2S + 2 KMnO4 + 16 HCl = 10 NaCl + 2 KCl + 2 MnCl2 + 5 S + 8 H2O
Na2CrO4(aq) + Pb(NO3)2(aq) = Na2(NO3)2(aq) + PbCrO4(aq) =>
Na2CrO4(aq) + Pb(NO3)2(aq) = Na2(NO3)2(aq) + PbCrO4(aq)
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Équations équilibrées sur12/10/24
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