| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe(OH)3 + Mg3(PO4)2 = Fe3(PO4)2 + 3 Mg(OH)3
Cu + NaOH = Cu(OH)2 + Na =>
Cu + 2 NaOH = Cu(OH)2 + 2 Na
C8H11N + HCl = C8H12NCl =>
C8H11N + HCl = C8H12NCl
NiSO4 + Na2S = NiS + Na2SO4 =>
NiSO4 + Na2S = NiS + Na2SO4
Al(OH)3 + H2CO3 + HNO3 = Al(CO3)(NO3) + H2O =>
Al(OH)3 + H2CO3 + HNO3 = Al(CO3)(NO3) + 3 H2O
C6H2O2 + O2 = CO2 + H2O =>
2 C6H2O2 + 11 O2 = 12 CO2 + 2 H2O
C2 + HNO3 = H2O + NO2 + CO2 =>
C2 + 8 HNO3 = 4 H2O + 8 NO2 + 2 CO2
C2H6O + K2Cr2O7 + H2SO4 = Cr2(SO4) + CH3COOH + K2(SO4) + H2O =>
5 C2H6O + 2 K2Cr2O7 + 4 H2SO4 = 2 Cr2(SO4) + 5 CH3COOH + 2 K2(SO4) + 9 H2O
C18H18 + NO = N2 + CO2 + H2O =>
2 C18H18 + 90 NO = 45 N2 + 36 CO2 + 18 H2O
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
CuCl2 + NaI = CuI + NaCl + I =>
CuCl2 + 2 NaI = CuI + 2 NaCl + I
Na2SO4 + Fe(C2H3O2)3 = Fe2(SO4)3 + NaC2H3O2 =>
3 Na2SO4 + 2 Fe(C2H3O2)3 = Fe2(SO4)3 + 6 NaC2H3O2
H2 + I2 = HI* =>
H2 + I2 = 2 HI*
Na(s) + H2(g) = Na2H2(s) =>
2 Na(s) + H2(g) = Na2H2(s)
Pb(NO3)2 + NH3 = Pb(NH3)2 + NH3(NO3) =>
Pb(NO3)2 + 4 NH3 = Pb(NH3)2 + 2 NH3(NO3)
(C4H10)(C4H10) = (C4H10)2 =>
(C4H10)(C4H10) = (C4H10)2
CF4 + Br = CBr4 + F2 =>
CF4 + 4 Br = CBr4 + 2 F2
C7H9N + C10H16O = C27H37N + H2O =>
C7H9N + 2 C10H16O = C27H37N + 2 H2O
C6H5CH2OH + MnO4{-} + H{+} = C6H5CHO + MnO2 + H2O =>
3 C6H5CH2OH + 2 MnO4{-} + 2 H{+} = 3 C6H5CHO + 2 MnO2 + 4 H2O
K3[Fe(SCN)6] + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4) + CO2 + H2O + Na2SO4 + KNO3 =>
5 K3[Fe(SCN)6] + 48 Na2Cr2O7 + 66 H2SO4 = 5 Fe(NO3)3 + 48 Cr2(SO4) + 30 CO2 + 66 H2O + 48 Na2SO4 + 15 KNO3
NH4Cl + CH3COONa = NaCl + CH3COONH4 =>
NH4Cl + CH3COONa = NaCl + CH3COONH4
Fe + H2O(g) = Fe3O4 + H2(g) =>
3 Fe + 4 H2O(g) = Fe3O4 + 4 H2(g)
Pb + C = Pb2C =>
2 Pb + C = Pb2C
AlPO4 + H3O{+} = Al{3+} + HPO4{2-} + H2O =>
AlPO4 + H3O{+} = Al{3+} + HPO4{2-} + H2O
C6H5C(O)N(CH3)2 + PSCl3 = C6H5C(S)N(CH3)2 + POCl3 =>
C6H5C(O)N(CH3)2 + PSCl3 = C6H5C(S)N(CH3)2 + POCl3
CH(CH2)2 + O2 = CO2 + H2O =>
4 CH(CH2)2 + 17 O2 = 12 CO2 + 10 H2O
Cu(HO)2 + H4P2O7 = Cu2P2O7 + H2O =>
2 Cu(HO)2 + H4P2O7 = Cu2P2O7 + 4 H2O
Zn3(PO4)2 + CH3COOH = Zn(CH3COO)2 + H3PO4 =>
Zn3(PO4)2 + 6 CH3COOH = 3 Zn(CH3COO)2 + 2 H3PO4
Zn + (CaOH)2 = ZnOH + Ca =>
2 Zn + (CaOH)2 = 2 ZnOH + 2 Ca
CuCl2 + NaI = CuI + NaCl + I =>
CuCl2 + 2 NaI = CuI + 2 NaCl + I
Mn2(SO4)5 + Ni(ClO2)3 = Mn(ClO2)5 + Ni2(SO4)3 =>
3 Mn2(SO4)5 + 10 Ni(ClO2)3 = 6 Mn(ClO2)5 + 5 Ni2(SO4)3
K3(PO4) + BaI2 = KI + Ba3(PO4)2 =>
2 K3(PO4) + 3 BaI2 = 6 KI + Ba3(PO4)2
C8H18OH(l) + O2(g) = CO2(g) + H2O(g) =>
4 C8H18OH(l) + 49 O2(g) = 32 CO2(g) + 38 H2O(g)
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
Fe + H2O(g) = Fe2O3 + H2 =>
2 Fe + 3 H2O(g) = Fe2O3 + 3 H2
H[SnCl3] + Br2 + Cl2 + H2O = H3[SnCl6] + HBrO3 =>
10 H[SnCl3] + 2 Br2 + 15 Cl2 + 12 H2O = 10 H3[SnCl6] + 4 HBrO3
H + N3F = N + HF =>
H + N3F = 3 N + HF
Ba + CuCl = BaCl2 + Cu =>
Ba + 2 CuCl = BaCl2 + 2 Cu
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Ca(Cl)2 + K2(CO3) = KCl + Ca(CO3) =>
Ca(Cl)2 + K2(CO3) = 2 KCl + Ca(CO3)
KMnO4 + C25H52 = K2CO3 + Mn2O3 + CO2 + H2O =>
38 KMnO4 + C25H52 = 19 K2CO3 + 19 Mn2O3 + 6 CO2 + 26 H2O
Na2SnF6 + H2O = SnO2 + NaF + HF =>
Na2SnF6 + 2 H2O = SnO2 + 2 NaF + 4 HF
C6H10OS2 + O2 = SO2 + CO2 + H2O =>
C6H10OS2 + 10 O2 = 2 SO2 + 6 CO2 + 5 H2O
Na + FeCl3 = Fe + NaCl =>
3 Na + FeCl3 = Fe + 3 NaCl
C12H22O11(s)(sucrose) + KClO3 = CO2(s) + H2O(l) + KCl =>
C12H22O11(s)(sucrose) + 8 KClO3 = 12 CO2(s) + 11 H2O(l) + 8 KCl
Zn + Na = ZnNa =>
Zn + Na = ZnNa
H2O + Ag + H3AsO3 = Ag{+} + AsH3 + OH{-} =>
3 H2O + 6 Ag + H3AsO3 = 6 Ag{+} + AsH3 + 6 OH{-}
Ca3(Po4)2 + NaOH = Ca(OH) + Na3(Po4)2 =>
Ca3(Po4)2 + 3 NaOH = 3 Ca(OH) + Na3(Po4)2
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 = =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
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Équations équilibrées sur11/22/24
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