| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 4 KCr(SO4)2 + 3 CH3COOH + 11 H2O
CrCl3 + F2 = CrF3 + Cl2 =>
2 CrCl3 + 3 F2 = 2 CrF3 + 3 Cl2
K2S(aq) + Pb(NO3)2(aq) = KNO3 + PbS =>
K2S(aq) + Pb(NO3)2(aq) = 2 KNO3 + PbS
C6H5OH + H2S + H2O = CH4 + H2SO4 =>
2 C6H5OH + 5 H2S + 18 H2O = 12 CH4 + 5 H2SO4
CSI + CH3NH2I + PBI2 = CSCH3NH2IPBI3 =>
CSI + CH3NH2I + PBI2 = CSCH3NH2IPBI3
H2O + H2CCH2 = CH3CH2OH =>
H2O + H2CCH2 = CH3CH2OH
Ge2S + H = H2S + Ge =>
Ge2S + 2 H = H2S + 2 Ge
Ba(OH2)K2CrO4 = BaCrO4K2(OH2) =>
Ba(OH2)K2CrO4 = BaCrO4K2(OH2)
Na3PO4(aq) + Ba(NO3)3(aq) = NaNO3(aq) + Ba(PO4) =>
Na3PO4(aq) + Ba(NO3)3(aq) = 3 NaNO3(aq) + Ba(PO4)
MnO2 + KI + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
MnO2 + 2 KI + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
KIO3 + KI + H2SO4 = K2SO4 + H2O + I =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 6 I
NaHCO3 + C6H8O7 = Na + H2CO3 + C6H7O7 =>
NaHCO3 + C6H8O7 = Na + H2CO3 + C6H7O7
NaOH + HOOCCHOHCH2COOH = Na2C4H4O5 + H2O =>
2 NaOH + HOOCCHOHCH2COOH = Na2C4H4O5 + 2 H2O
C9H20O4S2 + O2 = CO2 + H2O + S8 =>
4 C9H20O4S2 + 48 O2 = 36 CO2 + 40 H2O + S8
NaOH + CH3COOH = CH3COO + Na + H2O =>
NaOH + CH3COOH = CH3COO + Na + H2O
Fe2(iii)(SO4)3 + Ca(OH)2 = Fe(iii)(OH)3 + Ca(SO4) =>
Fe2(iii)(SO4)3 + 3 Ca(OH)2 = 2 Fe(iii)(OH)3 + 3 Ca(SO4)
CaSO4(aq) + K2S(aq) = CaS(pr) + K2SO4(aq) =>
CaSO4(aq) + K2S(aq) = CaS(pr) + K2SO4(aq)
H2O + Cl2 + S2O3{2-} = SO4{2-} + Cl{-} + H{+} =>
5 H2O + 4 Cl2 + S2O3{2-} = 2 SO4{2-} + 8 Cl{-} + 10 H{+}
C4H8 + K2Cr2O7 + H2SO4 = C2H4O2 + Cr2(SO4)3 + H2O + K2SO4 =>
3 C4H8 + 4 K2Cr2O7 + 16 H2SO4 = 6 C2H4O2 + 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
H2 + CrO4 = HCrO4 = Cr2O7 + H2O =>
H2 + 2 CrO4 = 2 HCrO4
Fe2(SO3)3 + Zn = Zn(SO3)3 + Fe =>
Fe2(SO3)3 + Zn = Zn(SO3)3 + 2 Fe
NH4NO3 + AlPO4 = (NH4)3PO4 + Al(NO3)3 =>
3 NH4NO3 + AlPO4 = (NH4)3PO4 + Al(NO3)3
Ca + (NH4)C2O4 = CaC2O4 + (NH4) =>
Ca + (NH4)C2O4 = CaC2O4 + (NH4)
NH4OH + H3PO4 = NH4(H2PO4) + H2O =>
NH4OH + H3PO4 = NH4(H2PO4) + H2O
As2S3 + H2SO4 = As2(SO4)3 + H2S =>
As2S3 + 3 H2SO4 = As2(SO4)3 + 3 H2S
SrCl2 + H2SO4 = HCl(aq) + SrSO4 =>
SrCl2 + H2SO4 = 2 HCl(aq) + SrSO4
Zn(OH)2(s) + HNO3(aq) = Zn(NO3)2 + H2O(l) =>
Zn(OH)2(s) + 2 HNO3(aq) = Zn(NO3)2 + 2 H2O(l)
Mg + O = MgO =>
Mg + O = MgO
P2O3 + Ca(OH)2 = CaPHO3 + H2O =>
P2O3 + 2 Ca(OH)2 = 2 CaPHO3 + H2O
Ba + CH3COOH = H2 + BaCO =>
2 Ba + CH3COOH = 2 H2 + 2 BaCO
Sn(s) + HCl(aq) = SnCl2 + H2 =>
Sn(s) + 2 HCl(aq) = SnCl2 + H2
Cl2H2 = HCl =>
Cl2H2 = 2 HCl
C36H14 + O2 = CO2 + H2O =>
2 C36H14 + 79 O2 = 72 CO2 + 14 H2O
FePO4 + MgCl2 = Mg3(PO4)2 + FeCl3 =>
2 FePO4 + 3 MgCl2 = Mg3(PO4)2 + 2 FeCl3
C6H4Cl2 + CH3Cl + NaH = NaCl + C6H10CH3Cl =>
7 C6H4Cl2 + 21 CH3Cl + 26 NaH = 26 NaCl + 9 C6H10CH3Cl
(H2S)(g) + O2(g) = SO2(g) + H2O(l) =>
2(H2S)(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(l)
Al(NO3)3 + Ba(ON)2 = Ba(NO3)2 + Al(ON)3 =>
2 Al(NO3)3 + 3 Ba(ON)2 = 3 Ba(NO3)2 + 2 Al(ON)3
KOH + Pb(NO3)3 = KNO3 + Pb(OH)3 =>
3 KOH + Pb(NO3)3 = 3 KNO3 + Pb(OH)3
Fe(HCO3)2 + O2 + H2O = Fe(OH)3 + CO2 =>
4 Fe(HCO3)2 + O2 + 2 H2O = 4 Fe(OH)3 + 8 CO2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2SO4 + Ni2S3 = Ni2SO4 + H2S3 =>
H2SO4 + Ni2S3 = Ni2SO4 + H2S3
Cu + MgCl2 = Cl2Cu + Mg =>
Cu + MgCl2 = Cl2Cu + Mg
C7H15O + O2 = CO + H2O =>
4 C7H15O + 27 O2 = 28 CO + 30 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe2O3 + NaHSO3 + H2SO4 = FeSO4 + Na2SO4 + H2O =>
2 Fe2O3 + 2 NaHSO3 + 3 H2SO4 = 4 FeSO4 + Na2SO4 + 4 H2O
I2 + KF = F + KI2 =>
I2 + KF = F + KI2
HPO3 + H2O = H3PO4 =>
HPO3 + H2O = H3PO4
Br + NaCl = Cl + NaBr =>
Br + NaCl = Cl + NaBr
As(NO3)3 + NaOH = As(OH)3 + NaNO3 =>
As(NO3)3 + 3 NaOH = As(OH)3 + 3 NaNO3
H2SO4 + Fr = Fr2SO4 + H2 =>
H2SO4 + 2 Fr = Fr2SO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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