| Équations équilibrées la veille |
Mn2S3 = 2 Mn + 3 S
NaNO2 + HCl = NO + H2O + NaNO3 + NaCl =>
3 NaNO2 + 2 HCl = 2 NO + H2O + NaNO3 + 2 NaCl
SnCl4 + Fe = SnCl2 + FeCl3 =>
3 SnCl4 + 2 Fe = 3 SnCl2 + 2 FeCl3
HNO3 + Na2SO3 = Na2SO4 + NO2 + H2O =>
2 HNO3 + Na2SO3 = Na2SO4 + 2 NO2 + H2O
Al + CuCl = CuAlCl =>
Al + CuCl = CuAlCl
HCl(aq) + K2SO3(s) = H2SO3(aq) + KCl(aq) =>
2 HCl(aq) + K2SO3(s) = H2SO3(aq) + 2 KCl(aq)
Mg2 + H2O = MgO + H2 =>
Mg2 + 2 H2O = 2 MgO + 2 H2
NH4 + Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4 + 2 Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Br2 + KF = BrF + K =>
Br2 + 2 KF = 2 BrF + 2 K
SiF4 + H2O = HF + Si(OH)4 =>
SiF4 + 4 H2O = 4 HF + Si(OH)4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CsCl + Na2SO4 = NaCl + Cs2SO4 =>
2 CsCl + Na2SO4 = 2 NaCl + Cs2SO4
Ca(NO3)2 + NH3 = Ca(NH3) + NO3 =>
Ca(NO3)2 + NH3 = Ca(NH3) + 2 NO3
CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O =>
2 CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O
Ni(NO3)2 + Na2CrO4 = NiCrO4 + NaNO3 =>
Ni(NO3)2 + Na2CrO4 = NiCrO4 + 2 NaNO3
Pt + HCl = PtCl4 + H2 =>
Pt + 4 HCl = PtCl4 + 2 H2
RbH + H2O = RbO + H2 =>
2 RbH + 2 H2O = 2 RbO + 3 H2
C + H2(g) = C2H2(g) =>
2 C + H2(g) = C2H2(g)
(NH4)2SO4 = NH3 + N2 + SO2 + H2O =>
3(NH4)2SO4 = 4 NH3 + N2 + 3 SO2 + 6 H2O
Na + PbO2 = NaO2 + Pb =>
Na + PbO2 = NaO2 + Pb
KI + Na3[Co(NO2)6] = K2Na[Co(NO2)6] + NaI =>
2 KI + Na3[Co(NO2)6] = K2Na[Co(NO2)6] + 2 NaI
CdCl2 + H2O = CdO + HCl =>
CdCl2 + H2O = CdO + 2 HCl
MgCO3 + CaCO3 + SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + CO2 =>
5 MgCO3 + 2 CaCO3 + 8 SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + 7 CO2
C7H9N + HCl = C7H8Cl + NH2 =>
C7H9N + HCl = C7H8Cl + NH2
Li + NH3 = H + LiNH2 =>
Li + NH3 = H + LiNH2
KI + Fe = KFe + I =>
KI + Fe = KFe + I
NaI + O3 = Na2O2 + I2 =>
6 NaI + 2 O3 = 3 Na2O2 + 3 I2
Mg(CO3) + H3PO4 = Mg3(PO4)2 + H2O + CO2 =>
3 Mg(CO3) + 2 H3PO4 = Mg3(PO4)2 + 3 H2O + 3 CO2
I2 + H2O = HI + HIO =>
I2 + H2O = HI + HIO
N2O4 + C2N4H12 = N2 + H2O + CO2 =>
5 N2O4 + 2 C2N4H12 = 9 N2 + 12 H2O + 4 CO2
H2S(aq) + NiSO4(aq) = HSO4(s) + Ni2S(aq) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(s) + Ni2S(aq)
Na2SO3 + CH3COOH = H2SO3 + NaCH3COO =>
Na2SO3 + 2 CH3COOH = H2SO3 + 2 NaCH3COO
K2SO3 = K2O + SO2 =>
K2SO3 = K2O + SO2
H2O + S2{-} + MnO4{-} = S8 + MnS + OH{-} =>
32 H2O + 56 S2{-} + 8 MnO4{-} = 13 S8 + 8 MnS + 64 OH{-}
C2(g) + O2(g) = CO2 =>
C2(g) + 2 O2(g) = 2 CO2
CO2(g) + H2O(l) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(s) + 6 O2(g)
Ni + H2O = Ni(OH)2 + H2 =>
Ni + 2 H2O = Ni(OH)2 + H2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Ne + H2 = NeH3 =>
2 Ne + 3 H2 = 2 NeH3
CaC2 + HCl + H2O = Ca(OH)2 + C2H3Cl =>
CaC2 + HCl + 2 H2O = Ca(OH)2 + C2H3Cl
Bi + Cl2 = BiCl3 =>
2 Bi + 3 Cl2 = 2 BiCl3
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
K2HPO4 + KOH = K3PO4 + H2O =>
K2HPO4 + KOH = K3PO4 + H2O
Pb + Br2 = PbBr4 =>
Pb + 2 Br2 = PbBr4
(CH3)2CO + O2 = CO2 + H2O =>
(CH3)2CO + 4 O2 = 3 CO2 + 3 H2O
Mg(OH)2 + H2SO3 = MgSO3 + HOH =>
Mg(OH)2 + H2SO3 = MgSO3 + 2 HOH
AgNi3 + NaCl = AgCl + NaNi3 =>
AgNi3 + NaCl = AgCl + NaNi3
Cr(OH3) + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Cr(OH3) + 7 Br2 + 18 NaOH = 2 Na2CrO4 + 14 NaBr + 12 H2O
LiCl + KMnO4 + H2SO4 = Cl + MnSO4 + K2SO4 + Li2SO4 + H2O =>
10 LiCl + 2 KMnO4 + 8 H2SO4 = 10 Cl + 2 MnSO4 + K2SO4 + 5 Li2SO4 + 8 H2O
FeCo3 = Fe + Co3 =>
FeCo3 = Fe + Co3
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| Équations équilibrées la veille |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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