| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3COOH + O2 = 2 CH3 + 2 OCOOH
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Mn(NO3)2 + CaCl2 = MnCl2 + Ca(NO3)2 =>
Mn(NO3)2 + CaCl2 = MnCl2 + Ca(NO3)2
KOH + COCl2 + KClO3 = CO2O3 + KCl + H2O =>
2 KOH + COCl2 + KClO3 = CO2O3 + 3 KCl + H2O
Fe + HC2H3O2 = FeC2H2O2 + H2 =>
Fe + HC2H3O2 = FeC2H2O2 + H2
SO3Cl2 = SO3 + Cl2 =>
SO3Cl2 = SO3 + Cl2
(KClO3) + H2O = K2O + (HClO3) =>
2(KClO3) + H2O = K2O + 2(HClO3)
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K13Fe3(C2O4)10*6H2O + (NH4)2SO4 + H2SO4 + H2O =>
5.9999999999999Fe(NH4)2(SO4)2*6H2O + 6.9999999999999H2C2O4 + 13 K2C2O4 + H2O2 = 2 K13Fe3(C2O4)10*6H2O + 5.9999999999999(NH4)2SO4 + 5.9999999999999H2SO4 + 26 H2O
NaCl + I2 = Cl2 + NaI =>
2 NaCl + I2 = Cl2 + 2 NaI
Al1 + Fe2O3 = Al2O3 + Fe1 =>
2 Al1 + Fe2O3 = Al2O3 + 2 Fe1
CH3Cl + KI + H2O = CH3I + HCl + KOH =>
CH3Cl + KI + H2O = CH3I + HCl + KOH
Pb(aq) + CrO4(aq) = PbCrO4 =>
Pb(aq) + CrO4(aq) = PbCrO4
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + H2O + N2O =>
4 Cu2S + 26 HNO3 = 8 Cu(NO3)2 + 4 H2SO4 + 9 H2O + 5 N2O
CrPO = Cr + PO =>
CrPO = Cr + PO
CH3CH2BrMg = CH3CH2MgBr =>
CH3CH2BrMg = CH3CH2MgBr
Ce2 + N2 = NCe =>
Ce2 + N2 = 2 NCe
C + {2} = C0{2} =>
C + {2} = C0{2}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3BO3 + C6H8O6 = B(C6H7O6)3 + H2O =>
H3BO3 + 3 C6H8O6 = B(C6H7O6)3 + 3 H2O
NaCl + Co = CoCl2 + Na =>
2 NaCl + Co = CoCl2 + 2 Na
Co + NaCl = CoCl2 + Na =>
Co + 2 NaCl = CoCl2 + 2 Na
CCO2 = CO =>
CCO2 = 2 CO
KOH + Cl2 = KCl + KOClH2O =>
2 KOH + Cl2 = KCl + KOClH2O
KHSO3 + KOH = K2SO3 + H2O =>
KHSO3 + KOH = K2SO3 + H2O
Fe + K2S2O8 = K2FeO4 + SO2 =>
Fe + K2S2O8 = K2FeO4 + 2 SO2
CaO + Mg(OH)2 = MgO + Ca(OH)2 =>
CaO + Mg(OH)2 = MgO + Ca(OH)2
Hg(OH)2(aq) + H3PO4(aq) = Hg3(PO4)2(s) + H2O =>
3 Hg(OH)2(aq) + 2 H3PO4(aq) = Hg3(PO4)2(s) + 6 H2O
C10H16 + O2 = CO2 + H2O =>
C10H16 + 14 O2 = 10 CO2 + 8 H2O
Fe2O = Fe3 + O2 =>
6 Fe2O = 4 Fe3 + 3 O2
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
NH4Cl + CrCl3 = Cr(NH4)2 + Cl2 =>
4 NH4Cl + 2 CrCl3 = 2 Cr(NH4)2 + 5 Cl2
Cr2O7{-2} + SO2 + H{+} = Cr{3+} + HSO4 + H2O =>
Cr2O7{-2} + 2 SO2 + 8 H{+} = 2 Cr{3+} + 2 HSO4 + 3 H2O
Hg(OH)2 + OH = Hg(OH)4 =>
Hg(OH)2 + 2 OH = Hg(OH)4
NaCl + Co = CoCl2 + Na =>
2 NaCl + Co = CoCl2 + 2 Na
C16H18O9(aq) + CaOH(aq) = CaC16H17O9(aq) + H2O(l) =>
C16H18O9(aq) + CaOH(aq) = CaC16H17O9(aq) + H2O(l)
KMnO4 + HI + KOH = K2MnO4 + I2 + H2O =>
2 KMnO4 + 2 HI + 2 KOH = 2 K2MnO4 + I2 + 2 H2O
(NH4)2HPO4 + AlCl3 = NH4Cl + Al2(HPO4)3 =>
3(NH4)2HPO4 + 2 AlCl3 = 6 NH4Cl + Al2(HPO4)3
NH4H2PO4 = NH3 + H2O + HPO3 =>
NH4H2PO4 = NH3 + H2O + HPO3
Al(NO3)3(aq) + K3PO4(aq) = Al(PO4)(aq) + K(NO3)(aq) =>
Al(NO3)3(aq) + K3PO4(aq) = Al(PO4)(aq) + 3 K(NO3)(aq)
CaSO4*2H2O + (NH4)2SO4 = (NH4)2SO4*2CaSO4 + H2O =>
2 CaSO4*2H2O + (NH4)2SO4 = (NH4)2SO4*2CaSO4 + 4 H2O
H2O + As2S3 + NO3{-} = HAsO4{2-} + S + NO2{-} + H{+} =>
3 H2O + As2S3 + 5 NO3{-} = 2 HAsO4{2-} + 3 S + 5 NO2{-} + 4 H{+}
O2 + PO = PO2 =>
O2 + 2 PO = 2 PO2
CH3COCH3 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnO2 + H2O =>
3 CH3COCH3 + 16 KMnO4 + 8 H2SO4 = 9 CO2 + 8 K2SO4 + 16 MnO2 + 17 H2O
SO3{2-} + I{-} + H{+} = I2 + H2S + H2O =>
SO3{2-} + 6 I{-} + 8 H{+} = 3 I2 + H2S + 3 H2O
CrCl2(ag) + Ba(OH)2(ag) = Cr(OH)2(ag) + BaCl2(ag) =>
CrCl2(ag) + Ba(OH)2(ag) = Cr(OH)2(ag) + BaCl2(ag)
SO2 + KMnO4 + H2O = MnSO4 + K2SO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = 2 MnSO4 + K2SO4 + 2 H2SO4
Al(s) + HNO3(aq) = Al(NO3)2(aq) + H2(g) =>
Al(s) + 2 HNO3(aq) = Al(NO3)2(aq) + H2(g)
C10H15N + O2 = CO2 + H2O + N2 =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 2 N2
H3BO3 + C3H8O3 = C3H11BO6 =>
H3BO3 + C3H8O3 = C3H11BO6
C14H12 + C4H4O2NBr + H2O = C14H13BrO + C4H5O2N =>
C14H12 + C4H4O2NBr + H2O = C14H13BrO + C4H5O2N
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Équations équilibrées sur12/10/24
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