| Équations équilibrées la veille |
2 MnO2 + 4 H2O + 3 Cl2 = 2 HMnO4 + 6 HCl
Na2S + S = Na2S5 =>
Na2S + 4 S = Na2S5
Ag(OH)2 = Ag + O2 + H2O =>
2 Ag(OH)2 = 2 Ag + O2 + 2 H2O
Zn + HNO3 = N2O + Zn(NO3)2 + H2O =>
4 Zn + 10 HNO3 = N2O + 4 Zn(NO3)2 + 5 H2O
SnI4 + KI = SnK + I2 =>
2 SnI4 + 2 KI = 2 SnK + 5 I2
Sb + H2 = SbH5 =>
2 Sb + 5 H2 = 2 SbH5
S + AlCl3 = SCl2 + Al =>
3 S + 2 AlCl3 = 3 SCl2 + 2 Al
CoCl3 + H2O = CoCl2 + HCl + O2 =>
4 CoCl3 + 2 H2O = 4 CoCl2 + 4 HCl + O2
F2(aq) + Br{-}(aq) = F{-}(aq) + Br2(aq) =>
F2(aq) + 2 Br{-}(aq) = 2 F{-}(aq) + Br2(aq)
Pb + CaCl2 = PbCl2 + Ca =>
Pb + CaCl2 = PbCl2 + Ca
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
K4Fe(CN)6(aq) + ZnSO4(aq) = K2Zn3[Fe(CN)6]2(s) + K2SO4(aq) =>
2 K4Fe(CN)6(aq) + 3 ZnSO4(aq) = K2Zn3[Fe(CN)6]2(s) + 3 K2SO4(aq)
AgC2H3O2(aq) + AlCl3(aq) = AgCl(s) + Al(C2H3O2)3(aq) =>
3 AgC2H3O2(aq) + AlCl3(aq) = 3 AgCl(s) + Al(C2H3O2)3(aq)
Cr(OH)3 + KMnO4 + KOH = K2CrO4 + K2MnO4 + H2O =>
Cr(OH)3 + 3 KMnO4 + 5 KOH = K2CrO4 + 3 K2MnO4 + 4 H2O
CaHPO4 + HCl = Ca(H2PO4)2 + CaCl2 =>
2 CaHPO4 + 2 HCl = Ca(H2PO4)2 + CaCl2
Na + Al = Na3Al =>
3 Na + Al = Na3Al
C8H7N3O2 + H2O2 = C8H7NO4 + N2 + H2O =>
C8H7N3O2 + 2 H2O2 = C8H7NO4 + N2 + 2 H2O
Fe2(CO3)3 + Cs = Cs(CO3) + Fe =>
Fe2(CO3)3 + 3 Cs = 3 Cs(CO3) + 2 Fe
Ag(NO3)2 + NaI = AgI + Na(NO3)2 =>
Ag(NO3)2 + NaI = AgI + Na(NO3)2
K2MnO4 + H3PO2 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
K2MnO4 + H3PO2 + 2 H2SO4 = H3PO4 + MnSO4 + K2SO4 + 2 H2O
Zn(s) + CuSO4 = ZnSO4 + Cu =>
Zn(s) + CuSO4 = ZnSO4 + Cu
K2S2O3 + SO2 = K2S4O6 + K2S3O6 =>
2 K2S2O3 + 3 SO2 = K2S4O6 + K2S3O6
C6H6SO3 + O2 = CO2 + H2O + SO3 =>
2 C6H6SO3 + 15 O2 = 12 CO2 + 6 H2O + 2 SO3
KMnO4 + C2H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
10 KMnO4 + 4 C2H5(OH)3 = 5 K2CO3 + 5 Mn2O3 + 3 CO2 + 16 H2O
BCl3 = B + Cl =>
BCl3 = B + 3 Cl
MgCl2(aq) + Pb(NO3)2(aq) = Mg(NO3)2(s) + PbCl2(aq) =>
MgCl2(aq) + Pb(NO3)2(aq) = Mg(NO3)2(s) + PbCl2(aq)
Pb3O4 + CH3COOH = Pb(C2H3O2)4 + Pb(C2H3O2)2 + H2O =>
Pb3O4 + 8 CH3COOH = Pb(C2H3O2)4 + 2 Pb(C2H3O2)2 + 4 H2O
C8H7OCl + C4H11N = C12H17NO + HCl =>
C8H7OCl + C4H11N = C12H17NO + HCl
Mg(s) + SnCl4(aq) = MgCl(aq) + Sn(s) =>
4 Mg(s) + SnCl4(aq) = 4 MgCl(aq) + Sn(s)
CaCl2 + OH = Ca(ClO4)2 + H2O =>
CaCl2 + 16 OH = Ca(ClO4)2 + 8 H2O
CsCl + CaS = CsS + ClCa =>
CsCl + CaS = CsS + ClCa
Al(NO3)3 + NaBr = AlBr3 + NaNO3 =>
Al(NO3)3 + 3 NaBr = AlBr3 + 3 NaNO3
Mg(s) + SnCl4(aq) = MgCl2 + Sn =>
2 Mg(s) + SnCl4(aq) = 2 MgCl2 + Sn
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
KBr + Al[NO3]3 = KNO3 + AlBr3 =>
3 KBr + Al[NO3]3 = 3 KNO3 + AlBr3
Mg(NO3)2 + CsBr = MgBr2 + CsNO3 =>
Mg(NO3)2 + 2 CsBr = MgBr2 + 2 CsNO3
AlCl3 + Mg3(PO4)2 = MgCl2 + AlPO4 =>
2 AlCl3 + Mg3(PO4)2 = 3 MgCl2 + 2 AlPO4
NH4(NO3) + Ca3(PO4)2 = (NH4)3PO4 + Ca(NO3)2 =>
6 NH4(NO3) + Ca3(PO4)2 = 2(NH4)3PO4 + 3 Ca(NO3)2
CH4 + H2O(g) = CO + H2 =>
CH4 + H2O(g) = CO + 3 H2
C7H14(g) + O2 = CO2 + H2O =>
2 C7H14(g) + 21 O2 = 14 CO2 + 14 H2O
C8H4O3 + NH3 = C8H5NO2 + H2O =>
C8H4O3 + NH3 = C8H5NO2 + H2O
RbO2 = Rb + O2 =>
RbO2 = Rb + O2
C3N3Cl2OH + H2O = C3H3O3N3 + HCl =>
C3N3Cl2OH + 2 H2O = C3H3O3N3 + 2 HCl
CH3OH(g) = CO(g) + H2(g) =>
CH3OH(g) = CO(g) + 2 H2(g)
Nb2O5 + HCl = NbOCl3 + H2O =>
Nb2O5 + 6 HCl = 2 NbOCl3 + 3 H2O
CuSO4 + Al = (Al)2(SO4)3 + Cu =>
3 CuSO4 + 2 Al = (Al)2(SO4)3 + 3 Cu
Co2S3 = Co2 + S =>
Co2S3 = Co2 + 3 S
K2CrO4 + H2SO3 = Cr2(SO4)3 + KOH + H2O =>
2 K2CrO4 + 3 H2SO3 = Cr2(SO4)3 + 4 KOH + H2O
HNO3(aq) + NH3(aq) = NH4 + NO3 =>
HNO3(aq) + NH3(aq) = NH4 + NO3
C4H8O + Ag(NH3)2OH = C2H7NO2 + Ag + NH3 + H2O =>
C4H8O + 6 Ag(NH3)2OH = 2 C2H7NO2 + 6 Ag + 10 NH3 + 3 H2O
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Équations équilibrées sur10/23/24
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