| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn{2+} + OH{-} = OH + Zn{+}
SO4{2-} + CH3CH2COO{-} + OH{-} = HS{-} + HCO3{-} + H2O =>
7 SO4{2-} + 4 CH3CH2COO{-} + OH{-} = 7 HS{-} + 12 HCO3{-} + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KMnO2 + MnO2 = KMn8O16 =>
KMnO2 + 7 MnO2 = KMn8O16
H2SO3 + K2MnO4 = K2SO4 + MnO2 + H2O =>
H2SO3 + K2MnO4 = K2SO4 + MnO2 + H2O
C12H23 + C2H6O + Mn = C5H29 + MnCO =>
C12H23 + 233 C2H6O + 233 Mn = 49 C5H29 + 233 MnCO
(CH3CH3) + O2 = CO2 + H2O =>
2(CH3CH3) + 7 O2 = 4 CO2 + 6 H2O
C3H6O2NH3 = C3H9O2N =>
C3H6O2NH3 = C3H9O2N
Hg(C2H3O2)2 + AgNO3 = AgC2H3O2 + Hg(NO3)2 =>
Hg(C2H3O2)2 + 2 AgNO3 = 2 AgC2H3O2 + Hg(NO3)2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C4H10O7 + O2 = H2O + CO2 =>
C4H10O7 + 3 O2 = 5 H2O + 4 CO2
Fe2 + HCl = FeCl3 + H =>
Fe2 + 6 HCl = 2 FeCl3 + 6 H
Co(NO3)6H2O + P(OPh)3 + BH4 = CoH[P(OPh)3]4 + BH3 + NO3 + H2O =>
Co(NO3)6H2O + 4 P(OPh)3 + BH4 = CoH[P(OPh)3]4 + BH3 + 6 NO3 + H2O
C3H6O3 + KOH = C3H5O3 + K + H2O =>
C3H6O3 + KOH = C3H5O3 + K + H2O
NH4Cl + K2(SO4) = KCl + (NH4)2SO4 =>
2 NH4Cl + K2(SO4) = 2 KCl + (NH4)2SO4
K2S + FeCl3 = K2Cl3 + FeS =>
K2S + FeCl3 = K2Cl3 + FeS
C2 + Al3 = Al4C3 =>
9 C2 + 8 Al3 = 6 Al4C3
C2H5OH + H2SO4 + KMnO4 = H2O + CO2 + MnSO4 + K2SO4 =>
5 C2H5OH + 18 H2SO4 + 12 KMnO4 = 33 H2O + 10 CO2 + 12 MnSO4 + 6 K2SO4
AlF3 + N2 = AlN + F2 =>
2 AlF3 + N2 = 2 AlN + 3 F2
(NH4)3(Rh(NO2)6) + H2 = Rh + N2 + H2O =>
2(NH4)3(Rh(NO2)6) + 12 H2 = 2 Rh + 9 N2 + 24 H2O
NaHCO3 + H3C6H5O7 = H2O + Na3C6H5O7 + CO2 =>
3 NaHCO3 + H3C6H5O7 = 3 H2O + Na3C6H5O7 + 3 CO2
Hg(C2H3O2)2 + AgNO3 = AgC2H3O2 + Hg(NO3)2 =>
Hg(C2H3O2)2 + 2 AgNO3 = 2 AgC2H3O2 + Hg(NO3)2
Mn(OH)2 + Br2 + NaOH = NaMnO4 + NaBr + H20O =>
38 Mn(OH)2 + 23 Br2 + 84 NaOH = 38 NaMnO4 + 46 NaBr + 8 H20O
Na2CO3 + Cl2 + H2O = HCl + NaClO + CO2 =>
Na2CO3 + 2 Cl2 + H2O = 2 HCl + 2 NaClO + CO2
NaOH(aq) + NaNO2(aq) + Al(s) + H2O(l) = NH3 + NaAlO2(aq) =>
NaOH(aq) + NaNO2(aq) + 2 Al(s) + H2O(l) = NH3 + 2 NaAlO2(aq)
KOH(aq) + H2SO4(aq) = H2O(l) + K2SO4 =>
2 KOH(aq) + H2SO4(aq) = 2 H2O(l) + K2SO4
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Al + KCIO4 + H2SO4 = Al2(SO4)3 + KCI + H2O =>
8 Al + 3 KCIO4 + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCI + 12 H2O
CaCO3 + NaCl(aq) = Na2CO3(aq) + CaCl2(aq) =>
CaCO3 + 2 NaCl(aq) = Na2CO3(aq) + CaCl2(aq)
Fe + C7H4O3NSNa = FeC7H4O3NSNa =>
Fe + C7H4O3NSNa = FeC7H4O3NSNa
N3Br2 = N2 + Br2 =>
2 N3Br2 = 3 N2 + 2 Br2
CaS + NaOH = Ca(OH)2 + Na2S =>
CaS + 2 NaOH = Ca(OH)2 + Na2S
NaBr + HNO3 = BrH + NaNO3 =>
NaBr + HNO3 = BrH + NaNO3
NCl3 = N2 + Cl2 =>
2 NCl3 = N2 + 3 Cl2
NaReO4 + Nb + HCl = NbO2 + Re + NaCl + H2O =>
4 NaReO4 + 7 Nb + 4 HCl = 7 NbO2 + 4 Re + 4 NaCl + 2 H2O
KMnO4 + H2SO4 + KBr = K2SO4 + MnSO4 + Br2 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 6 K2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O
ZnF + NaOH = NaF + Zn(OH) =>
ZnF + NaOH = NaF + Zn(OH)
S2O3{-2} + Ag{+} + H2O = SO4{-2} + Ag + H{+} =>
S2O3{-2} + 8 Ag{+} + 5 H2O = 2 SO4{-2} + 8 Ag + 10 H{+}
NaOH + Al2(SO4)3 = Na3[Al(OH)6] + Na2SO4 =>
12 NaOH + Al2(SO4)3 = 2 Na3[Al(OH)6] + 3 Na2SO4
K2CrO4 + KCl + K2SO4 + H2O = Cr2(SO4)3 + Cl2 + KOH =>
2 K2CrO4 + 6 KCl + 3 K2SO4 + 8 H2O = Cr2(SO4)3 + 3 Cl2 + 16 KOH
CH3CH2CN + Cr2O7 + H{+} = CO2 + H2O + NH3 + Cr{3+} =>
4 CH3CH2CN + 7 Cr2O7 + 42 H{+} = 12 CO2 + 25 H2O + 4 NH3 + 14 Cr{3+}
NH4Cl + K2(SO4) = KCl + (NH4)2SO4 =>
2 NH4Cl + K2(SO4) = 2 KCl + (NH4)2SO4
Na + HI = NaI + H =>
Na + HI = NaI + H
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
KCl + MnO2 + KHSO4 = K2SO4 + MnHSO4 + H2O + Cl =>
3 KCl + MnO2 + 5 KHSO4 = 4 K2SO4 + MnHSO4 + 2 H2O + 3 Cl
Cl + NaOH = NaClO + NaCl + H2O =>
2 Cl + 2 NaOH = NaClO + NaCl + H2O
HNO3 + PB = N2 + PB(NO3)2 + H2O =>
12 HNO3 + 5 PB = N2 + 5 PB(NO3)2 + 6 H2O
K2H(PO4) + H2O = K2HO + H2(PO4) =>
K2H(PO4) + H2O = K2HO + H2(PO4)
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
Sb + NH4Cl = SbCl3 + NH3 + H2 =>
2 Sb + 6 NH4Cl = 2 SbCl3 + 6 NH3 + 3 H2
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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