| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 I2 + 2 NH4F = 2 NH4I2 + F2
C5H12 + O2 = C5H10O5 + H2O =>
C5H12 + 3 O2 = C5H10O5 + H2O
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + OOHCCH2CH2COOH + KOH =>
3 CH2CHCHCH2 + 8 KMnO4 + 4 H2O = 8 MnO2 + 3 OOHCCH2CH2COOH + 8 KOH
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
HCClF + O3 = HCCl + FO3 =>
HCClF + O3 = HCCl + FO3
Br{-} + HNO2{+} = Br2 + NO + OH{-} =>
2 Br{-} + HNO2{+} = Br2 + NO + OH{-}
Cr{3} + Mn = Cr + Mn{2} =>
2 Cr{3} + 3 Mn = 2 Cr + 3 Mn{2}
C + O2 = CO2 =>
C + O2 = CO2
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
Fe + HS3 = Fe2S3 + H2 =>
4 Fe + 2 HS3 = 2 Fe2S3 + H2
CuO + CO2 = Cu + CO3 =>
CuO + CO2 = Cu + CO3
NH4(NO3) + Ba(OH)2 = Ba(NO3)2 + NH3 + H2O =>
2 NH4(NO3) + Ba(OH)2 = Ba(NO3)2 + 2 NH3 + 2 H2O
ZnCO3 + MgI2 = ZnI2 + MgCO3 =>
ZnCO3 + MgI2 = ZnI2 + MgCO3
Cl + OH = HClO =>
Cl + OH = HClO
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
C3H8O3 + PCl5 = C3H5Cl3 + HCl + POCl3 =>
C3H8O3 + 3 PCl5 = C3H5Cl3 + 3 HCl + 3 POCl3
K2B4O7 + H3BO3 = K2B10O16 + H2O =>
K2B4O7 + 6 H3BO3 = K2B10O16 + 9 H2O
H + He = HHe =>
H + He = HHe
NaHCO3 + KOH = NaOH + KHCO3 =>
NaHCO3 + KOH = NaOH + KHCO3
C8H18O2 = C3H6O + C2H6 =>
C8H18O2 = 2 C3H6O + C2H6
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + H2Se + K2Cr2O7 = Cr2(SO4)3 + Se + K2SO4 + H2O =>
4 H2SO4 + 3 H2Se + K2Cr2O7 = Cr2(SO4)3 + 3 Se + K2SO4 + 7 H2O
Al + H{+} + H2O = AlO6H12{3+} + H2 =>
2 Al + 6 H{+} + 12 H2O = 2 AlO6H12{3+} + 3 H2
Al2Zn3 + H{+} = Al{3+} + Zn{2+} + H2 =>
Al2Zn3 + 12 H{+} = 2 Al{3+} + 3 Zn{2+} + 6 H2
CuO + FeCl3 = CuCl2 + Fe2O3 =>
3 CuO + 2 FeCl3 = 3 CuCl2 + Fe2O3
HCHO + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCHO + 4 Cu(OH)2 = 2 Cu2O + CO2 + 5 H2O
KMnO4 + Mn(HCO3)2 = MnO2(s) + CO2(g) + KHCO3 + H2O =>
2 KMnO4 + 3 Mn(HCO3)2 = 5 MnO2(s) + 4 CO2(g) + 2 KHCO3 + 2 H2O
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + OOHCCH2CH2COOH + KOH =>
3 CH2CHCHCH2 + 8 KMnO4 + 4 H2O = 8 MnO2 + 3 OOHCCH2CH2COOH + 8 KOH
Na2S + HCl + H2SO4 = NaClO + SO2 + H2O =>
Na2S + 2 HCl + 5 H2SO4 = 2 NaClO + 6 SO2 + 6 H2O
HNO3 + H2Te = NO2 + TeO2 + H2O =>
6 HNO3 + H2Te = 6 NO2 + TeO2 + 4 H2O
P4 + H2O2 + NaOH = Na3PO4 + H2O =>
P4 + 10 H2O2 + 12 NaOH = 4 Na3PO4 + 16 H2O
K2(CO3) + Ca(NO3)2 = CaCO3 + KNO3 =>
K2(CO3) + Ca(NO3)2 = CaCO3 + 2 KNO3
H4CO4 + W(OH)6 = W4(CO4)6 + H2O =>
6 H4CO4 + 4 W(OH)6 = W4(CO4)6 + 24 H2O
FeCl3 + H2SO4 + Na2S = FeCl2 + S + HCl + Na2SO4 =>
2 FeCl3 + H2SO4 + Na2S = 2 FeCl2 + S + 2 HCl + Na2SO4
Al2S3 + Be(OH)2 = Al(OH)3 + BeS =>
Al2S3 + 3 Be(OH)2 = 2 Al(OH)3 + 3 BeS
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + NaSO4 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 Na2SO3 + 11 H2SO4 = 2 Cr2(SO4)3 + 6 NaSO4 + 2 K2SO4 + 11 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
PH4 + SCN = PH4SCN =>
PH4 + SCN = PH4SCN
Al2S3 + Be(OH)2 = Al(OH)3 + BeS =>
Al2S3 + 3 Be(OH)2 = 2 Al(OH)3 + 3 BeS
NH4(OH) + NiCl2 = NH4Cl + Ni(OH)2 =>
2 NH4(OH) + NiCl2 = 2 NH4Cl + Ni(OH)2
(NH4)2Cr2O7 + Pb(NO3)2 = PbCr2O7 + NH4NO3 =>
(NH4)2Cr2O7 + Pb(NO3)2 = PbCr2O7 + 2 NH4NO3
MnSO4 + (NH4)2S + H2O = (NH4)2SO4 + H2S + Mn(OH)2 =>
MnSO4 + (NH4)2S + 2 H2O = (NH4)2SO4 + H2S + Mn(OH)2
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
C2H4 + HNO3 = C2H6 + NO3 =>
C2H4 + 2 HNO3 = C2H6 + 2 NO3
CuO + FeCl3 = CuCl2 + Fe2O3 =>
3 CuO + 2 FeCl3 = 3 CuCl2 + Fe2O3
PbSO4 + NaBr = PbBr2 + Na2SO4 =>
PbSO4 + 2 NaBr = PbBr2 + Na2SO4
Al(NO3)3 + Na4SiO4 = Al + SiO4 + NaNO3 =>
4 Al(NO3)3 + 3 Na4SiO4 = 4 Al + 3 SiO4 + 12 NaNO3
Na2S2O3 + CH3COOH = H2S2O3 + CH3COONa =>
Na2S2O3 + 2 CH3COOH = H2S2O3 + 2 CH3COONa
Cl2 + KBr = KBrCl3 =>
3 Cl2 + 2 KBr = 2 KBrCl3
Mg3N2(s) + H2O(s) = Mg(OH)2(aq) + NH3(g) =>
Mg3N2(s) + 6 H2O(s) = 3 Mg(OH)2(aq) + 2 NH3(g)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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