| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + Na2SO4 + 2 KMnO4 = 2 KHSO4 + 2 NaMnO4
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + [Cr(OH)4]{-} + OH{-} =>
3 Fe(OH)2 + CrO4{2-} + 4 H2O = 3 Fe(OH)3 + [Cr(OH)4]{-} + OH{-}
Sb2O3 + Br2 + NaOH = Na3SbO4 + NaBr + H2O =>
Sb2O3 + 2 Br2 + 10 NaOH = 2 Na3SbO4 + 4 NaBr + 5 H2O
K{+}ClO3{-} = K{+}Cl{-} =>
K{+}ClO3{-} = K{+}Cl{-}
C2H4O2 + NaCl = C2H3NaO2 + HCl =>
C2H4O2 + NaCl = C2H3NaO2 + HCl
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CuBr2(aq) + NaOH(aq) = Cu(OH)2 + NaBr =>
CuBr2(aq) + 2 NaOH(aq) = Cu(OH)2 + 2 NaBr
C2H4O2 + NaCl = C2H3NaO2 + HCl =>
C2H4O2 + NaCl = C2H3NaO2 + HCl
AgCl + Na2S2O3 = Na3[Ag(S2O3)2] + NaCl =>
AgCl + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaCl
H2O + CrO4{2-} + Fe(OH)2 = CrO2{-} + Fe(OH)3 + OH{-} =>
2 H2O + CrO4{2-} + 3 Fe(OH)2 = CrO2{-} + 3 Fe(OH)3 + OH{-}
HCl + FeCl2 + KClO3 = FeCl3 + KCl + HOH =>
6 HCl + 6 FeCl2 + KClO3 = 6 FeCl3 + KCl + 3 HOH
K2MnO4 + HCl = KMnO4 + MnO2 + KCl + H2O =>
3 K2MnO4 + 4 HCl = 2 KMnO4 + MnO2 + 4 KCl + 2 H2O
NaCl + C2H4O2 = HCl + NaC2H3O2 =>
NaCl + C2H4O2 = HCl + NaC2H3O2
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)3{-} + OH{-} =>
4 Fe(OH)2 + CrO4{2-} + 4 H2O = 4 Fe(OH)3 + Cr(OH)3{-} + OH{-}
Sb2O3 + Br2 + NaOH = NaSbO3 + NaBr + H2O =>
Sb2O3 + 2 Br2 + 6 NaOH = 2 NaSbO3 + 4 NaBr + 3 H2O
NaC2H3O2 + H2SO4 = Na2SO4 + HC2H3O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 HC2H3O2
H2SO4 + ZnBr2 = H2Br2 + ZnSO4 =>
H2SO4 + ZnBr2 = H2Br2 + ZnSO4
SnCl2 + Li2S = LiCl + SnS =>
SnCl2 + Li2S = 2 LiCl + SnS
H3PO4(aq) + Ca(s) = Ca3(PO4)2 + H2(g) =>
2 H3PO4(aq) + 3 Ca(s) = Ca3(PO4)2 + 3 H2(g)
HCl + FeCl2 + KClO3 = FeCl3 + KCl + HOH =>
6 HCl + 6 FeCl2 + KClO3 = 6 FeCl3 + KCl + 3 HOH
CrO4{2-} + Fe(OH)2 + H2O = Cr2O3 + Fe(OH)3 + OH{-} =>
2 CrO4{2-} + 6 Fe(OH)2 + 5 H2O = Cr2O3 + 6 Fe(OH)3 + 4 OH{-}
SO2 + NH4OH = (NH4)2SO3 + H2O =>
SO2 + 2 NH4OH = (NH4)2SO3 + H2O
NaCIO3 = NaCI + O2 =>
2 NaCIO3 = 2 NaCI + 3 O2
Al(s) + Fe(NO3)3(aq) = Al(NO3)3(aq) + Fe(NO3)2(aq) =>
Al(s) + 3 Fe(NO3)3(aq) = Al(NO3)3(aq) + 3 Fe(NO3)2(aq)
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
C2H2 + Ni = Ni3C + H2 =>
C2H2 + 6 Ni = 2 Ni3C + H2
Aluminiumhydroxide + Hydrogenchloride = Aluminiumchloride + water =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Barium + Sulfur = BaS =>
Ba + S = BaS
Ca(s) + H3Po4(aq) = Ca3(Po4)2(s) + H2(g) =>
3 Ca(s) + 2 H3Po4(aq) = Ca3(Po4)2(s) + 3 H2(g)
Al(OH)3 + NH3 = [Al(NH3)4](OH)3 =>
Al(OH)3 + 4 NH3 = [Al(NH3)4](OH)3
NaOH + PO4 = NaPO4 + OH =>
NaOH + PO4 = NaPO4 + OH
Zn + S = ZnS =>
Zn + S = ZnS
H2(SO4) + Ca(CO3) = Ca(SO4) + H2O + CO2 =>
H2(SO4) + Ca(CO3) = Ca(SO4) + H2O + CO2
H2O + CrO4{2-} + Fe(OH)2 = CrO2 + Fe(OH)3 + OH{-} =>
2 H2O + CrO4{2-} + 2 Fe(OH)2 = CrO2 + 2 Fe(OH)3 + 2 OH{-}
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe2O3 + C = Fe + CO2 = Fe + CO{+} = CO2 + Fe2O3 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HNO3 + ClO2 = HClO2 + NO3 =>
HNO3 + ClO2 = HClO2 + NO3
KOH + Fe(OH)3 = K[Fe(OH)4] =>
KOH + Fe(OH)3 = K[Fe(OH)4]
H2ZnO2 + Li2O = Li2ZnO2 + H2O =>
H2ZnO2 + Li2O = Li2ZnO2 + H2O
(NH4)3PO4(aq) + Mn(NO3)2(aq) = NH4NO3(aq) + Mn3(PO4)2(s) =>
2(NH4)3PO4(aq) + 3 Mn(NO3)2(aq) = 6 NH4NO3(aq) + Mn3(PO4)2(s)
C6H5COCH3 + CuO + I2 = C6H5COCH2I + CuI + H2O =>
4 C6H5COCH3 + 2 CuO + 3 I2 = 4 C6H5COCH2I + 2 CuI + 2 H2O
Ni(s) + Cu(NO3)2 = Cu(s) + Ni(NO3)2 =>
Ni(s) + Cu(NO3)2 = Cu(s) + Ni(NO3)2
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHOHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
H3PO4(aq) + Ca(s) = Ca3(PO4)2(aq) + H2(g) =>
2 H3PO4(aq) + 3 Ca(s) = Ca3(PO4)2(aq) + 3 H2(g)
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2 =>
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)3 + OH{-} =>
3 Fe(OH)2 + CrO4{2-} + 4 H2O = 3 Fe(OH)3 + Cr(OH)3 + 2 OH{-}
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CHOCH3 + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3CHOCH3 + K2SO4 + 2 MnSO4 + 8 H2O
PbS + HCl + HNO3 = H2[PbCl6] + H2SO4 + NO + H2O =>
3 PbS + 18 HCl + 10 HNO3 = 3 H2[PbCl6] + 3 H2SO4 + 10 NO + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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