| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Bi3O3 + 9 Br2 + 24 KOH = 6 KBiO3 + 18 KBr + 12 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Fe + FeO2 = Fe2O3 =>
Fe + 3 FeO2 = 2 Fe2O3
Cl + HNO3 + AgNO3 = AgCl + H(NO3)2 =>
Cl + HNO3 + AgNO3 = AgCl + H(NO3)2
CaCO3 + HCl = CaCl2(aq)CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2(aq)CO2 + H2O
K2Cr2O7 + AgNO3 + HNO3 = KNO3 + AgCr2O7 + NO2 + H2O =>
K2Cr2O7 + AgNO3 + 2 HNO3 = 2 KNO3 + AgCr2O7 + NO2 + H2O
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
Zn + KNO3 + H2O = NH3 + K2ZnO2 + Zn(NO3)2 =>
16 Zn + 18 KNO3 + 6 H2O = 4 NH3 + 9 K2ZnO2 + 7 Zn(NO3)2
HI + HBrO3 = Br2 + HIO3 + H2O =>
5 HI + 6 HBrO3 = 3 Br2 + 5 HIO3 + 3 H2O
Si(s) + N2(g) = Si3N4(s) =>
3 Si(s) + 2 N2(g) = Si3N4(s)
C2H5OH + CuCl2 = Cu(OH)2 + C2H5Cl =>
2 C2H5OH + CuCl2 = Cu(OH)2 + 2 C2H5Cl
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Cl + HNO3 + AgNO3 = AgCl + H(NO3)2 =>
Cl + HNO3 + AgNO3 = AgCl + H(NO3)2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
H2O2 + I{-} = IO3{-} + H2O =>
3 H2O2 + I{-} = IO3{-} + 3 H2O
NH4C1 = NH3 + HC1 =>
NH4C1 = NH3 + HC1
KI + BrCl = KCl + KBr + I2 =>
2 KI + BrCl = KCl + KBr + I2
HCO2H + OH = H3O + CO2 =>
HCO2H + OH = H3O + CO2
Si + HCl = HCl3Si + H2 =>
Si + 3 HCl = HCl3Si + H2
MnO4{-} + Fe + H3O{+} = Fe{3+} + MnO2 + H2O =>
MnO4{-} + Fe + 4 H3O{+} = Fe{3+} + MnO2 + 6 H2O
CH3COOH(l) + O2 = CO2 + H2O =>
CH3COOH(l) + 2 O2 = 2 CO2 + 2 H2O
CH2 + O2 = CO2 + H =>
CH2 + O2 = CO2 + 2 H
ClO3{-} + Cu + H{+} = Cl{-} + Cu{2+} + H2O =>
ClO3{-} + 3 Cu + 6 H{+} = Cl{-} + 3 Cu{2+} + 3 H2O
Co(NO3)2 + NH3 + H2O = Co(OH)2 + NH4NO3 =>
Co(NO3)2 + 2 NH3 + 2 H2O = Co(OH)2 + 2 NH4NO3
Al2O3 + LiOH = Al(OH)3 + Li2O =>
Al2O3 + 6 LiOH = 2 Al(OH)3 + 3 Li2O
KBr + H2SO4 = Br2 + H2O + K2SO4 + SO2 =>
2 KBr + 2 H2SO4 = Br2 + 2 H2O + K2SO4 + SO2
CH3CH(OH)COOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3C(O)COOH =>
5 CH3CH(OH)COOH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 5 CH3C(O)COOH
Cu(NO3)2(aq) + (NH4)2S(aq) = CuS(s) + NH4NO3(aq) =>
Cu(NO3)2(aq) + (NH4)2S(aq) = CuS(s) + 2 NH4NO3(aq)
Ca(OH)2 + H2Br = CaBr + H2O =>
Ca(OH)2 + H2Br = CaBr + 2 H2O
CaCO3 + K4Fe(CN)6 = K2CaFe(CN)6 + K2CO3 =>
CaCO3 + K4Fe(CN)6 = K2CaFe(CN)6 + K2CO3
Se + Cl2 = SeCl =>
2 Se + Cl2 = 2 SeCl
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
CuO2H2 + HC2H3O2 = CuC4H6O4 + H2O =>
CuO2H2 + 2 HC2H3O2 = CuC4H6O4 + 2 H2O
CuCl2 + F2 = CuF + Cl2 =>
2 CuCl2 + F2 = 2 CuF + 2 Cl2
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
Sb2S3 + Cl2 + H2O = H3SbO4 + HCl + H2SO4 =>
Sb2S3 + 14 Cl2 + 20 H2O = 2 H3SbO4 + 28 HCl + 3 H2SO4
Ni3O4 + Al = Al2O3 + Ni =>
3 Ni3O4 + 8 Al = 4 Al2O3 + 9 Ni
Al(NO3)3 + FeSO4 = Al2(SO4)3 + Fe(NO3)2 =>
2 Al(NO3)3 + 3 FeSO4 = Al2(SO4)3 + 3 Fe(NO3)2
NH3 + F2 = N2F4 + HF =>
2 NH3 + 5 F2 = N2F4 + 6 HF
C2H4(OH)2 + Na = C2H4 + NaOH =>
C2H4(OH)2 + 2 Na = C2H4 + 2 NaOH
Na2Cr2O7 + H2O2 = Cr + O2 + NaOH =>
2 Na2Cr2O7 + 2 H2O2 = 4 Cr + 7 O2 + 4 NaOH
Na2(SiO)3 + KOH = NaOH + K2(SiO)3 =>
Na2(SiO)3 + 2 KOH = 2 NaOH + K2(SiO)3
(NH4)2Fe(SO4)2 + NaOH = Fe(OH)2 + NH3 + H2O + Na2SO4 =>
(NH4)2Fe(SO4)2 + 4 NaOH = Fe(OH)2 + 2 NH3 + 2 H2O + 2 Na2SO4
Cl2 + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 Cl2 + Na2S2O3 + 10 NaOH = 8 NaCl + 2 Na2SO4 + 5 H2O
Cs2CO3 + HF = CsHF2 + CO2 + H2O =>
Cs2CO3 + 4 HF = 2 CsHF2 + CO2 + H2O
K + CuCl = Cu + KCl =>
K + CuCl = Cu + KCl
HCOONa + H2O = H2COONa + OH =>
HCOONa + H2O = H2COONa + OH
HI + Ca = CaI2 + H =>
2 HI + Ca = CaI2 + 2 H
(C2H5)2N2H2 + N2O4 = CO2 + N2 + H2O =>
2(C2H5)2N2H2 + 7 N2O4 = 8 CO2 + 9 N2 + 12 H2O
Cu(OH)2 + CH3COH = Cu2O + CH3COOH + H2O =>
2 Cu(OH)2 + CH3COH = Cu2O + CH3COOH + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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