| Équations équilibrées la veille |
4 Al + 3 O2 = 2 Al2O3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
KI(aq)HgNO3(aq) = KNO3(aq)HgI(s) =>
KI(aq)HgNO3(aq) = KNO3(aq)HgI(s)
KMnO4 + H2S + HCl = S + KCl + MnCl2 + H2O =>
2 KMnO4 + 5 H2S + 6 HCl = 5 S + 2 KCl + 2 MnCl2 + 8 H2O
ZnS + O2 = ZnO + (SO)2 =>
2 ZnS + 2 O2 = 2 ZnO + (SO)2
ZnCl2 + Na2CO3 + H2O = NaCl + Zn(OH)2 + CO2 =>
ZnCl2 + Na2CO3 + H2O = 2 NaCl + Zn(OH)2 + CO2
HCl + Sr(OH)2 = ClSrOH + H2O =>
HCl + Sr(OH)2 = ClSrOH + H2O
COSO4 + KI + KIO3 + H2 = CO(OH)2 + K2SO4 + I2 =>
3 COSO4 + 4 KI + 2 KIO3 + 3 H2 = 3 CO(OH)2 + 3 K2SO4 + 3 I2
CaCl2(s) + O2(g) = CaO(s) + Cl(g) =>
2 CaCl2(s) + O2(g) = 2 CaO(s) + 4 Cl(g)
BaCl2 + Na2CrO4 = BaCrO4 + NaCl =>
BaCl2 + Na2CrO4 = BaCrO4 + 2 NaCl
AgNO3 + S = Ag2S + NO2 + O2 =>
2 AgNO3 + S = Ag2S + 2 NO2 + O2
Sr(HCO3)2 = H2O + SrO + CO2 =>
Sr(HCO3)2 = H2O + SrO + 2 CO2
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
H{+} + IO3{-} + S2O3{2-} = I{-} + S4O6{2-} + H2O =>
6 H{+} + IO3{-} + 6 S2O3{2-} = I{-} + 3 S4O6{2-} + 3 H2O
Cr(OH)3 + KMnO4 + KOH = MnO2 + K2CrO4 + H2O =>
Cr(OH)3 + KMnO4 + KOH = MnO2 + K2CrO4 + 2 H2O
KNO3(aq)Na2CO3(aq) = KCO3(aq)Na2NO3(aq) =>
KNO3(aq)Na2CO3(aq) = KCO3(aq)Na2NO3(aq)
Al{3} + F{-} = AlF6{-3} =>
Al{3} + 6 F{-} = AlF6{-3}
Mg + HBr3 = H2 + MgBr2 =>
3 Mg + 2 HBr3 = H2 + 3 MgBr2
Na(OH) + Mg(SO4) = Na2(SO4) + Mg(OH)2 =>
2 Na(OH) + Mg(SO4) = Na2(SO4) + Mg(OH)2
SO2Ba(OH)2 = H2OBaSO3 =>
SO2Ba(OH)2 = H2OBaSO3
NaVO3 + HCl + Sn = SnCl2 + NaCl + VCl2 + H2O =>
2 NaVO3 + 12 HCl + 3 Sn = 3 SnCl2 + 2 NaCl + 2 VCl2 + 6 H2O
Nd2O3 + Li2CO3 + Nb2O5 = NdLiNb2O7 + CO2 =>
Nd2O3 + Li2CO3 + 2 Nb2O5 = 2 NdLiNb2O7 + CO2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Sr(OH)2 + SO2 = SrSO3 + H2O =>
Sr(OH)2 + SO2 = SrSO3 + H2O
Cu(NO3)2 + FeCl = Fe(NO3)2 + CuCl =>
Cu(NO3)2 + FeCl = Fe(NO3)2 + CuCl
COOH + Na2CO3 = COONa + CO2 + H2O =>
2 COOH + Na2CO3 = 2 COONa + CO2 + H2O
MnBr3 = Mn + Br2 =>
2 MnBr3 = 2 Mn + 3 Br2
Pb(s) + P4(s) = PbP =>
4 Pb(s) + P4(s) = 4 PbP
PbO2 + SO4{-2} + H{+} + e = PbSO4 + H2O =>
PbO2 + SO4{-2} + 4 H{+} + 2e = PbSO4 + 2 H2O
Cu(OH)2 + NH4OH = Cu(NH3)2 + H2O + OH =>
Cu(OH)2 + 2 NH4OH = Cu(NH3)2 + 2 H2O + 2 OH
V2O3 + H2S = V2S3 + H2O =>
V2O3 + 3 H2S = V2S3 + 3 H2O
Na2S2O3 + H2SO4 = H2S + Na2S2O7 =>
Na2S2O3 + H2SO4 = H2S + Na2S2O7
ClO3 + SO2 = SO42 + Cl =>
40 ClO3 + 3 SO2 = 3 SO42 + 40 Cl
(C17H33COO)3C3H5 + H = (C17H35COO)3C3H5 =>
(C17H33COO)3C3H5 + 6 H = (C17H35COO)3C3H5
H4C2O2 + O2 = CO2 + H2O =>
H4C2O2 + 2 O2 = 2 CO2 + 2 H2O
Fe(No3)3 + Ba(OH)2 = Fe(OH)3 + Ba(No3)2 =>
2 Fe(No3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(No3)2
CuSO4 + NaOH + H2O2 = Cu2O3 + H2O + Na2SO4 =>
2 CuSO4 + 4 NaOH + H2O2 = Cu2O3 + 3 H2O + 2 Na2SO4
MgNiO = MgONi =>
MgNiO = MgONi
KMnO4 + KJ + H2SO4 = K2SO4 + MnSO4 + J2 + H2O = =>
2 KMnO4 + 10 KJ + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 J2 + 8 H2O
Br2 + NH3 = N2 + NH4Br =>
3 Br2 + 8 NH3 = N2 + 6 NH4Br
Ca(OH)2 + SO3 = CaO + S(OH)6 =>
3 Ca(OH)2 + SO3 = 3 CaO + S(OH)6
NO2 + KClO + KOH = KNO3 + H2O + KCl =>
2 NO2 + KClO + 2 KOH = 2 KNO3 + H2O + KCl
H3PO4 + Ca(O2H2) = Ca3(P2O8) + H2O =>
2 H3PO4 + 3 Ca(O2H2) = Ca3(P2O8) + 6 H2O
NH4HSO4 + NaOH = NaNH4SO4 + H2O =>
NH4HSO4 + NaOH = NaNH4SO4 + H2O
MnSO4 + KOH + KNO3 = K2MnO4 + KNO2 + SO3 + H2O =>
MnSO4 + 2 KOH + 2 KNO3 = K2MnO4 + 2 KNO2 + SO3 + H2O
CaH + H2O = CaHO + H2(g) =>
CaH + H2O = CaHO + H2(g)
Al(H2PO4)3 + NaOH = AlPO4 + Na3PO4 + H2O =>
Al(H2PO4)3 + 6 NaOH = AlPO4 + 2 Na3PO4 + 6 H2O
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
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Équations équilibrées sur01/27/25
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