| Équations équilibrées la veille |
2 NaHSO4 + Fe(OH)2 = FeSO4 + Na2SO4 + 2 H2O
Cd24Se24 + Ti = Cd23Se24Ti + Cd =>
Cd24Se24 + Ti = Cd23Se24Ti + Cd
CoS + H2O2 = CoSO4 + H2O =>
CoS + 4 H2O2 = CoSO4 + 4 H2O
NO2 + F = FNO2 =>
NO2 + F = FNO2
WO3 + H2SO4 = W(SO4)3 + H2O =>
WO3 + 3 H2SO4 = W(SO4)3 + 3 H2O
MgI2 + Na3(PO4) = Mg3(PO4)2 + NaI =>
3 MgI2 + 2 Na3(PO4) = Mg3(PO4)2 + 6 NaI
C3(H8) + O2 = C(O2) + H2(O) =>
C3(H8) + 5 O2 = 3 C(O2) + 4 H2(O)
Co2(SO4)3 + LiOH = Co2OH + Li(SO4)3 =>
Co2(SO4)3 + LiOH = Co2OH + Li(SO4)3
KClO2 + KMnO4 + H2SO4 = KClO3 + MnSO4 + K2SO4 + H2O =>
5 KClO2 + 2 KMnO4 + 3 H2SO4 = 5 KClO3 + 2 MnSO4 + K2SO4 + 3 H2O
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
(NH4)2HPO4 + H2SO4 = (NH4)2SO4 + H3PO4 =>
(NH4)2HPO4 + H2SO4 = (NH4)2SO4 + H3PO4
MnO2(c) + HCl(aq) = MnCl4(aq) + H2O(l) =>
MnO2(c) + 4 HCl(aq) = MnCl4(aq) + 2 H2O(l)
C3H8O3 + C17H35COOH = C57H110O6 + H2O =>
C3H8O3 + 3 C17H35COOH = C57H110O6 + 3 H2O
Sr(s) + AgBr(aq) = Ag(s) + SrBr2(aq) =>
Sr(s) + 2 AgBr(aq) = 2 Ag(s) + SrBr2(aq)
K2Co3 + BaCl2 = KCl + BaCo3 =>
K2Co3 + BaCl2 = 2 KCl + BaCo3
Au + Ca{2+} = Au{3+} + Ca =>
2 Au + 3 Ca{2+} = 2 Au{3+} + 3 Ca
Sm + HNO3 = SmO2 + NO2 + H2O =>
Sm + 4 HNO3 = SmO2 + 4 NO2 + 2 H2O
Cd24Se24 + Ti = Cd23Se24Ti + Cd =>
Cd24Se24 + Ti = Cd23Se24Ti + Cd
C4H9Br + LiOH = C4H9OH + LiBr =>
C4H9Br + LiOH = C4H9OH + LiBr
C7H6O + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
5 C7H6O + 2 KMnO4 + 3 H2SO4 = 5 C7H6O2 + K2SO4 + 2 MnSO4 + 3 H2O
Ba(NO3)2(aq) + NH4OH(aq) = Ba(OH)2 + NH4NO3 =>
Ba(NO3)2(aq) + 2 NH4OH(aq) = Ba(OH)2 + 2 NH4NO3
Co + FeCl3 = CoCl2 + Fe =>
3 Co + 2 FeCl3 = 3 CoCl2 + 2 Fe
CaO + H{+} = Ca{+2} + H2O =>
CaO + 2 H{+} = Ca{+2} + H2O
Fe2 + C12H8N2 = Fe(C12H8N2) =>
Fe2 + 2 C12H8N2 = 2 Fe(C12H8N2)
Cl2O + OF2 = ClF3 + O2 =>
Cl2O + 3 OF2 = 2 ClF3 + 2 O2
C15H14O + NaBH4 + H2O = C15H15O + NaB(OH)4 =>
8 C15H14O + NaBH4 + 4 H2O = 8 C15H15O + NaB(OH)4
S2O8 = S8 + O2 =>
4 S2O8 = S8 + 16 O2
NaCHO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaCHO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Fe + S + H2O = Fe(OH)2 + H2S =>
Fe + S + 2 H2O = Fe(OH)2 + H2S
Sn{2+} + Mn = Sn + Mn{2+} =>
Sn{2+} + Mn = Sn + Mn{2+}
CrO3 + S + H2O = Cr2(SO4)3 + H2 =>
2 CrO3 + 3 S + 6 H2O = Cr2(SO4)3 + 6 H2
SrCl2 + MnSO4 = SrSO4 + MnCl2 =>
SrCl2 + MnSO4 = SrSO4 + MnCl2
Na2CO3 + C2 + Sb2S3 = Sb + Na2S + CO =>
3 Na2CO3 + 3 C2 + Sb2S3 = 2 Sb + 3 Na2S + 9 CO
AgClO4(aq) + KCl(aq) = AgCl(s) + KClO4(aq) =>
AgClO4(aq) + KCl(aq) = AgCl(s) + KClO4(aq)
Al + H1{+} = Al3{+} + H2 =>
6 Al + 2 H1{+} = 2 Al3{+} + H2
I2 + H3AsO4 = HIO2 + H2O + As4 =>
10 I2 + 12 H3AsO4 = 20 HIO2 + 8 H2O + 3 As4
CuC2 + NaOH = NaC1 + Cu(OH)2 =>
CuC2 + 2 NaOH = 2 NaC1 + Cu(OH)2
C6H5MgBr + C13H10O = C19H15OMgBr =>
C6H5MgBr + C13H10O = C19H15OMgBr
Al(s) + NaOH(s) + H2O = NaAl(OH)4(aq) + H2(g) =>
2 Al(s) + 2 NaOH(s) + 6 H2O = 2 NaAl(OH)4(aq) + 3 H2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
I2 + Na3S2O3 = NaI + Na2S4O6 =>
2 I2 + 2 Na3S2O3 = 4 NaI + Na2S4O6
(NH4)2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
(NH4)2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + (NH4)2SO4 + 7 H2O
H3[SbCl6] + H2O = Sb(OH)3 + HCl =>
H3[SbCl6] + 3 H2O = Sb(OH)3 + 6 HCl
H2SiO3 + FeBr3 = HBr + Fe2(SiO3)3 =>
3 H2SiO3 + 2 FeBr3 = 6 HBr + Fe2(SiO3)3
C8 + O2 = CO =>
C8 + 4 O2 = 8 CO
PbSO4 + NaCl = Na2SO4 + Na + PbCl4 =>
PbSO4 + 4 NaCl = Na2SO4 + 2 Na + PbCl4
CH2CHCOOH + HCl = CH2ClCH2COOH =>
CH2CHCOOH + HCl = CH2ClCH2COOH
BaCl2 + KrCrO4 = BaCrO4 + KrCl2 =>
BaCl2 + KrCrO4 = BaCrO4 + KrCl2
K + H2(SO4) = H2 + K2(SO4) =>
2 K + H2(SO4) = H2 + K2(SO4)
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