| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
H3PO3 + Fe = Fe(PO3)2 + H2 =>
2 H3PO3 + Fe = Fe(PO3)2 + 3 H2
Ba(OH)2(aq) + CO2 = BaCO3 + H2O =>
Ba(OH)2(aq) + CO2 = BaCO3 + H2O
CaO + NaH = CaH2 + Na2O =>
CaO + 2 NaH = CaH2 + Na2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
NO2 + H2O = HNO3 + H2N3 =>
17 NO2 + 8 H2O = 14 HNO3 + H2N3
CrCl3 + HNO3 + H2O = H2Cr2O7 + N2O + HCl =>
8 CrCl3 + 6 HNO3 + 13 H2O = 4 H2Cr2O7 + 3 N2O + 24 HCl
C12H24O5N2 + O2 = CO2 + NO2{-} + H2O + H{+} =>
C12H24O5N2 + 17 O2 = 12 CO2 + 2 NO2{-} + 11 H2O + 2 H{+}
Pb(NO3)2 + NaI = Pb(I)2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = Pb(I)2 + 2 Na(NO3)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C2H5O4N = C + CO + H2O + N2 =>
2 C2H5O4N = C + 3 CO + 5 H2O + N2
Co2 + AgNO3 = Ag + Co2NO3 =>
Co2 + AgNO3 = Ag + Co2NO3
MnO7 + C12H22O7 = MnO + CO2 + H2O =>
14 MnO7 + 3 C12H22O7 = 14 MnO + 36 CO2 + 33 H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
PH3 + Na2O = P4O10 + H2O + Na2 =>
4 PH3 + 16 Na2O = P4O10 + 6 H2O + 16 Na2
O2N + H2O = O3NH + NH3 =>
8 O2N + 5 H2O = 7 O3NH + NH3
C8H5O4{-} + Cr2O7{2-} + H{+} = C8H4O7{2-} + Cr{3+} + H2O =>
C8H5O4{-} + Cr2O7{2-} + 7 H{+} = C8H4O7{2-} + 2 Cr{3+} + 4 H2O
H3PO4 + KOH = H + KO5P =>
H3PO4 + KOH = 4 H + KO5P
FeCl2 + KNO3 = KCl + Fe(NO3)2 =>
FeCl2 + 2 KNO3 = 2 KCl + Fe(NO3)2
H + Ba(OH)2 = H2O + Ba =>
2 H + Ba(OH)2 = 2 H2O + Ba
Pb + Cu{2+} = Pb2{+} + Cu =>
4 Pb + Cu{2+} = 2 Pb2{+} + Cu
CuSO4 + (H2O)5 + NH3 = [Cu(NH3)]SO4H2O =>
5 CuSO4 + (H2O)5 + 5 NH3 = 5[Cu(NH3)]SO4H2O
PbCl2 + Li2S = PbS + LiCl =>
PbCl2 + Li2S = PbS + 2 LiCl
GeO2 + H2O = Ge8H12O6 + O2 =>
8 GeO2 + 6 H2O = Ge8H12O6 + 8 O2
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
NaCl + Zn(NO3)2 = Na(NO3) + ZnCl2 =>
2 NaCl + Zn(NO3)2 = 2 Na(NO3) + ZnCl2
MgSO4 + FeCl3 = MgCl2 + Fe2(SO4)3 =>
3 MgSO4 + 2 FeCl3 = 3 MgCl2 + Fe2(SO4)3
N2H4(g) + H2(g) = NH3(g) =>
N2H4(g) + H2(g) = 2 NH3(g)
CH4 + Br2 = CHBr3 + H2 =>
2 CH4 + 3 Br2 = 2 CHBr3 + 3 H2
Al2S3 + Mg(OH)2 = Al(OH)3 + MgS =>
Al2S3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgS
CrBr3 + Li(OH) + Cl2 = Li2CrO4 + LiBrO4 + LiCl + H2O =>
2 CrBr3 + 64 Li(OH) + 27 Cl2 = 2 Li2CrO4 + 6 LiBrO4 + 54 LiCl + 32 H2O
Na2S + Zn(NO3)3 = NaNO3 + Zn2S3 =>
3 Na2S + 2 Zn(NO3)3 = 6 NaNO3 + Zn2S3
Ba(Cl)2 + Na2(SO4) = Na(Cl) + Ba(SO4) =>
Ba(Cl)2 + Na2(SO4) = 2 Na(Cl) + Ba(SO4)
KMnO4 = K3MnO4 + MnO2 + O2 =>
3 KMnO4 = K3MnO4 + 2 MnO2 + 2 O2
Ca(OH)(OH) + HNOOO = Ca(NOOO)(NOOO) + HHO =>
Ca(OH)(OH) + 2 HNOOO = Ca(NOOO)(NOOO) + 2 HHO
Zn + Co{3+} = Zn{2+} + Co2{+} =>
5 Zn + 4 Co{3+} = 5 Zn{2+} + 2 Co2{+}
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Br2 + HI = I + HBr2 =>
Br2 + HI = I + HBr2
N2 + Na = NNa =>
N2 + 2 Na = 2 NNa
KII2 + H2S = S + KI + HI =>
KII2 + H2S = S + KI + 2 HI
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
MoCl4O2 + Zn = Mo + ZnCl2 + O2 =>
MoCl4O2 + 2 Zn = Mo + 2 ZnCl2 + O2
Na2S + O2 = Na2SO3 =>
2 Na2S + 3 O2 = 2 Na2SO3
CH3COOH + CaCO2 = CaCOOH + CH3CO2 =>
CH3COOH + CaCO2 = CaCOOH + CH3CO2
KNO3 = KN{3+} + O3{-3} =>
KNO3 = KN{3+} + O3{-3}
MgCo3 + HI = MgI2 + H2Co3 =>
MgCo3 + 2 HI = MgI2 + H2Co3
(C2H6O)3PO + O2 = P2O5 + CO2 + H2O =>
4(C2H6O)3PO + 39 O2 = 2 P2O5 + 24 CO2 + 36 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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