| Équations équilibrées la veille | Équations équilibrées le lendemain |
16 H{+} + 2 Cr2O7{2-} + C2H6O = 4 Cr{3+} + 2 CO2 + 11 H2O
Mn(s) + AgNO3(aq) = Mn(NO3)2(aq) + Ag(s) =>
Mn(s) + 2 AgNO3(aq) = Mn(NO3)2(aq) + 2 Ag(s)
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
Cu + CaCO3 = Ca + Cu2CO3 =>
2 Cu + CaCO3 = Ca + Cu2CO3
MgO + C6H8O7 = C12H10Mg3O14 + H2O =>
3 MgO + 2 C6H8O7 = C12H10Mg3O14 + 3 H2O
FeS + BeCl2 = FeBeSCl2 =>
FeS + BeCl2 = FeBeSCl2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
CH3CHO + KMnO4 + KOH = CH3COKO + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 KOH = CH3COKO + 2 K2MnO4 + 2 H2O
Sb3S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
4 Sb3S3(s) + 21 O2(g) = 6 Sb2O3(s) + 12 SO2(g)
KMnO4 + H2C2O4 + K2C2O4 = K4[Mn(C2O4)3] + CO2 + H2O =>
2 KMnO4 + 8 H2C2O4 + 3 K2C2O4 = 2 K4[Mn(C2O4)3] + 10 CO2 + 8 H2O
HI + Br2 = BrI + H2 =>
2 HI + Br2 = 2 BrI + H2
HN1 = HN =>
HN1 = HN
Fe(NO3)3 + K3Fe(CN)6 = Fe(Fe(CN)6) + KNO3 =>
Fe(NO3)3 + K3Fe(CN)6 = Fe(Fe(CN)6) + 3 KNO3
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Al + FeCl3 + H2O = Fe(OH)3 + AlCl3 + H2 =>
2 Al + 2 FeCl3 + 6 H2O = 2 Fe(OH)3 + 2 AlCl3 + 3 H2
CH3COOHCl2 = C2H3ClO2HCl =>
CH3COOHCl2 = C2H3ClO2HCl
Mg(NO3)2 + KPO4 = MgPO4 + K(NO3)2 =>
Mg(NO3)2 + KPO4 = MgPO4 + K(NO3)2
MgO + AlCl3 = AlCl2O + MgCl =>
MgO + AlCl3 = AlCl2O + MgCl
NH4Br + NaOH = NaBr + NH3 + H2O =>
NH4Br + NaOH = NaBr + NH3 + H2O
Fe + CuSO4 = Fe(SO4) + Cu =>
Fe + CuSO4 = Fe(SO4) + Cu
Cl + KNO3 + H2O = KClO3 + KCl + HNO3 =>
6 Cl + 6 KNO3 + 3 H2O = KClO3 + 5 KCl + 6 HNO3
CH3CH2CH2COOH + NaOH = CH3CH2CH2COONa + H2O =>
CH3CH2CH2COOH + NaOH = CH3CH2CH2COONa + H2O
Cu + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
KNO3 + Al + KOH + H2O = NH3 + KAlO3 =>
5 KNO3 + 8 Al + 3 KOH + 6 H2O = 5 NH3 + 8 KAlO3
C + CUO = CU + CO2 =>
C + 2 CUO = 2 CU + CO2
HNO2 + OH = NO3 + H2O =>
HNO2 + 3 OH = NO3 + 2 H2O
Zn(NO3)2(aq) + (NH4)2S(aq) = ZnS(s) + NH4NO3(aq) =>
Zn(NO3)2(aq) + (NH4)2S(aq) = ZnS(s) + 2 NH4NO3(aq)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Al5 + Cl2 = AlCl3 =>
2 Al5 + 15 Cl2 = 10 AlCl3
C2H4O + H2 = C2H4 + H2O =>
C2H4O + H2 = C2H4 + H2O
C2H5OH + PCl3 = C2H5Cl + H3PO3 =>
3 C2H5OH + PCl3 = 3 C2H5Cl + H3PO3
Cu(NO3)2 + KSCN = CuSCN + K(NO3)2 =>
Cu(NO3)2 + KSCN = CuSCN + K(NO3)2
HBr + Bi(OH)3 = BiBr3 + H2O =>
3 HBr + Bi(OH)3 = BiBr3 + 3 H2O
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KF + HNO3 = KNO3 + HF =>
KF + HNO3 = KNO3 + HF
Fe{2+} + NO = FeNO{2+} =>
Fe{2+} + NO = FeNO{2+}
NaCrO2 + H2O2 + HCl = H3CrO8 + H2O + NaCl =>
NaCrO2 + 5 H2O2 + HCl = H3CrO8 + 4 H2O + NaCl
Fe(C2H3O2)2 + Na3PO4 = FePO4 + Na3(C2H3O2)2 =>
Fe(C2H3O2)2 + Na3PO4 = FePO4 + Na3(C2H3O2)2
Na2S3O3 + Cl2 + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S3O3 + 7 Cl2 + 9 H2O = Na2SO4 + 14 HCl + 2 H2SO4
Fe2CuS4 + O2 = SO2 + CuO + FeO =>
2 Fe2CuS4 + 11 O2 = 8 SO2 + 2 CuO + 4 FeO
Zn + NH4Cl = ZnCl2 + NH3 + H2 =>
Zn + 2 NH4Cl = ZnCl2 + 2 NH3 + H2
HOH + CO2 = O2 + C6H12O6 =>
6 HOH + 6 CO2 = 6 O2 + C6H12O6
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
FeCr2O4 + K2CO3 + KClO3 = K2CrO4 + FeO3 + CO2 + KCl =>
3 FeCr2O4 + 6 K2CO3 + 5 KClO3 = 6 K2CrO4 + 3 FeO3 + 6 CO2 + 5 KCl
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + K2O =>
3 C5H8 + 2 KMnO4 + 3 H2O = 3 C5H10O2 + 2 MnO2 + K2O
Fe = Fe2 =>
2 Fe = Fe2
(NH4)2(SO4) + Cr(NO2)3 = Cr2(SO4)3 + NH4(NO2) =>
3(NH4)2(SO4) + 2 Cr(NO2)3 = Cr2(SO4)3 + 6 NH4(NO2)
PBS(s) + O2(g) = PBO2(s) + SO3(g) =>
2 PBS(s) + 5 O2(g) = 2 PBO2(s) + 2 SO3(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/09/24
Équations équilibrées sur07/09/23
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