| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 H2C2O4 + 2 KMnO4 = 14 CO2 + 2 Mn + 2 KOH + 6 H2O
Cr(NO3)3(aq) + LiOH(aq) = CrOH(s) + Li(NO3)3(aq) =>
Cr(NO3)3(aq) + LiOH(aq) = CrOH(s) + Li(NO3)3(aq)
(NH4)2SO4(s) + NaOH = NH3(g) + Na2SO4(aq) + H2O(l) =>
(NH4)2SO4(s) + 2 NaOH = 2 NH3(g) + Na2SO4(aq) + 2 H2O(l)
C2H2(acetylene) + KMnO4 + H2O = C2H6O4 + MnO2 + KOH =>
3 C2H2(acetylene) + 4 KMnO4 + 8 H2O = 3 C2H6O4 + 4 MnO2 + 4 KOH
CaCO3 + O2 = CO4 + CaO =>
CaCO3 + O2 = CO4 + CaO
Na2CO3 + HCl = Na2H + ClCO3 =>
Na2CO3 + HCl = Na2H + ClCO3
HCl + Pb(NO3)2 = HPb + (NO3)2Cl =>
HCl + Pb(NO3)2 = HPb + (NO3)2Cl
Mn(OH)2 + AlCl3 = Al(OH)3 + MnCl2 =>
3 Mn(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 MnCl2
CaCO3 + O2 = CO4 + CaO =>
CaCO3 + O2 = CO4 + CaO
ZnCO3(s) + HNO3(aq) = Zn(NO3)2(aq) + CO2 + H2O =>
ZnCO3(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + CO2 + H2O
C9N2H6O2 + O2 = HN3 + CO2 + H2O =>
3 C9N2H6O2 + 28 O2 = 2 HN3 + 27 CO2 + 8 H2O
PH4 + HNO3 = NO2 + H3PO4 + H2O =>
PH4 + 9 HNO3 = 9 NO2 + H3PO4 + 5 H2O
H3PO4 + ZnO = ZnPO4 + H3O =>
H3PO4 + ZnO = ZnPO4 + H3O
Pt + NO3 + HCl = H2PtCl6 + H2O + NO =>
Pt + NO3 + 6 HCl = H2PtCl6 + 2 H2O + NO
K2PO4 + HCl = KCl + H2PO4 =>
K2PO4 + 2 HCl = 2 KCl + H2PO4
C6H + C2O + H2O = C5HOH =>
10 C6H + 5 C2O + 9 H2O = 14 C5HOH
C2H3F + O2 = COF2 + CO + H2O =>
4 C2H3F + 7 O2 = 2 COF2 + 6 CO + 6 H2O
Ca{2+} + NO3{-} = Ca(NO3)2 =>
Ca{2+} + 2 NO3{-} = Ca(NO3)2
NH3 + S2Cl2 = S8 + S4N4 + NH4Cl =>
16 NH3 + 6 S2Cl2 = S8 + S4N4 + 12 NH4Cl
MgSO4 + BaOH = MgOH + BaSO4 =>
MgSO4 + BaOH = MgOH + BaSO4
H2O + CuSO4*5H2O = CuSO4*6H2O =>
H2O + CuSO4*5H2O = CuSO4*6H2O
C7H17 + O2 = CO3 + H2O =>
4 C7H17 + 59 O2 = 28 CO3 + 34 H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
CaO(s) + H2O(l) = Ca(OH)2(sq) =>
CaO(s) + H2O(l) = Ca(OH)2(sq)
FeCl3 + K3Fe(CN)6 = Fe[Fe(CN)6] + K3Cl3 =>
FeCl3 + K3Fe(CN)6 = Fe[Fe(CN)6] + K3Cl3
CH3OH + KOH = KCH3 + OH =>
CH3OH + KOH = KCH3 + 2 OH
NaSO3 + H2SO4 = NaSO4 + H2O + SO2 =>
NaSO3 + H2SO4 = NaSO4 + H2O + SO2
MnO2 + HNO3 + PbO2 = HMnO4 + Pb(NO3) =>
MnO2 + HNO3 + PbO2 = HMnO4 + Pb(NO3)
H2SO4 + KCl + MnO2 = K2SO4 + MnSO4 + H2O + Cl2 =>
2 H2SO4 + 2 KCl + MnO2 = K2SO4 + MnSO4 + 2 H2O + Cl2
H3PO4 + H2O = HPO4{-2} + H3O{+} =>
H3PO4 + 2 H2O = HPO4{-2} + 2 H3O{+}
Fe + H2CO3 = FeOCO2 + H2 =>
Fe + H2CO3 = FeOCO2 + H2
SnO*5H2O + O2 = SnO2 + H2O =>
2 SnO*5H2O + O2 = 2 SnO2 + 10 H2O
Mn(OH)2 + AlCl3 = Al(OH)3 + MnCl2 =>
3 Mn(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 MnCl2
(NH4)4V6O17 = NH3 + V2O5 + H2O =>
(NH4)4V6O17 = 4 NH3 + 3 V2O5 + 2 H2O
FeCl2 + Na3(PO4) = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3(PO4) = Fe3(PO4)2 + 6 NaCl
MnO4{-}(aq) + Fe{2+}(aq) + H{+}(aq) = Mn{2+}(aq) + Fe{3+}(aq) + H2O(l) =>
MnO4{-}(aq) + 5 Fe{2+}(aq) + 8 H{+}(aq) = Mn{2+}(aq) + 5 Fe{3+}(aq) + 4 H2O(l)
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
NaBF4 + Ni(OH)2 + NH3 = [Ni(NH3)2](BF4)2 + NaOH =>
2 NaBF4 + Ni(OH)2 + 2 NH3 = [Ni(NH3)2](BF4)2 + 2 NaOH
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4) =>
Cu(SO4)(l) + Na(OH)(l) = Cu(OH) + Na(SO4)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Co(OH)2 + Br2 + OH{-} = CoO(OH) + Br{-} + H2O =>
2 Co(OH)2 + Br2 + 2 OH{-} = 2 CoO(OH) + 2 Br{-} + 2 H2O
CuSO4 + Mg = Cu2 + MgSO4 =>
2 CuSO4 + 2 Mg = Cu2 + 2 MgSO4
CH3CH2OH + H2SO4 = HSO4CH3 + H2O =>
CH3CH2OH + 2 H2SO4 = 2 HSO4CH3 + H2O
Ni(OH)2 + NH3 = (Ni(NH3)6)(OH)2 =>
Ni(OH)2 + 6 NH3 = (Ni(NH3)6)(OH)2
KCN + FeSO4 = K2SO4 + Fe(CN)2 =>
2 KCN + FeSO4 = K2SO4 + Fe(CN)2
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
CH3NH2 + CH3COOH = CH3NH3OOCCH3 =>
CH3NH2 + CH3COOH = CH3NH3OOCCH3
Zn4 + S2 = ZnS =>
Zn4 + 2 S2 = 4 ZnS
C2H5O4 + O2 = CO + H2O =>
4 C2H5O4 + O2 = 8 CO + 10 H2O
Ni(NO3)2(aq) + Al(s) = Ni(s) + Al(NO3)2 =>
Ni(NO3)2(aq) + Al(s) = Ni(s) + Al(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/23
Équations équilibrées sur12/23/22
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