| Équations équilibrées la veille | Équations équilibrées le lendemain |
21 C9H10 + 52 KMnO4 + 2 H2O = 27 C7H6O2 + 52 MnO2 + 52 KOH
KMnO4 + NaCl = K2O + MnO2 + Na2O + Cl2 =>
2 KMnO4 + 6 NaCl = K2O + 2 MnO2 + 3 Na2O + 3 Cl2
NaBr(s) + Cl2(g) = Br2(aq) + NaCl(aq) =>
2 NaBr(s) + Cl2(g) = Br2(aq) + 2 NaCl(aq)
Pb(NO3)2 + (NH4)2S = PbS + (NH4)2(NO3)2 =>
Pb(NO3)2 + (NH4)2S = PbS + (NH4)2(NO3)2
FeCl3 + O2 = Fe2O3 + O2Cl =>
4 FeCl3 + 15 O2 = 2 Fe2O3 + 12 O2Cl
SCl2 + NaF = SF3 + S2Cl2 + NaCl =>
4 SCl2 + 6 NaF = 2 SF3 + S2Cl2 + 6 NaCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Cu(NO3)2 + NaOH = CuO + NaNO3 + H2O =>
Cu(NO3)2 + 2 NaOH = CuO + 2 NaNO3 + H2O
Ba(CN)2 + (NH4)2SO4 = NH4CN + BaSO4 =>
Ba(CN)2 + (NH4)2SO4 = 2 NH4CN + BaSO4
Cl2(g) + NaBr(s) = NaCl(s) + Br2(l) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(l)
KI + BaO = K2O + BaI2 =>
2 KI + BaO = K2O + BaI2
C18H34O2 + KMnO4 + H2SO4 = C18H34COOH + H2O + K2SO4 + MnSO4 =>
95 C18H34O2 + 12 KMnO4 + 18 H2SO4 = 90 C18H34COOH + 58 H2O + 6 K2SO4 + 12 MnSO4
SO4 + H2O = SO4H + OH =>
SO4 + H2O = SO4H + OH
NaH2PO4 + NaOH = Na4P2O7 + H2O =>
2 NaH2PO4 + 2 NaOH = Na4P2O7 + 3 H2O
Li + MnCl2 = LiCl + Mn =>
2 Li + MnCl2 = 2 LiCl + Mn
Pb + H2S = H2 + PbS =>
Pb + H2S = H2 + PbS
LiSiO3 + HCl = LiCl + HSiO3 =>
LiSiO3 + HCl = LiCl + HSiO3
NaNO2 + KI + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
Pb + H2S = H2 + PbS =>
Pb + H2S = H2 + PbS
Fe(NO3)3 + K2CO3 = Fe2(CO3)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KNO3
CuSO4*5H2O + (NH4)2SO4 + H2O = CuSO4(NH4)2SO4*6H2O =>
CuSO4*5H2O + (NH4)2SO4 + H2O = CuSO4(NH4)2SO4*6H2O
HCO3{-} + H2S = H2CO3 + HS{-} =>
HCO3{-} + H2S = H2CO3 + HS{-}
H7NO2 + C12H22O11 + CH3OH = C12H24N2O4 + H2O =>
24 H7NO2 + 7 C12H22O11 + 60 CH3OH = 12 C12H24N2O4 + 137 H2O
HCl + Sb2O3 = SbCl3 + H2O =>
6 HCl + Sb2O3 = 2 SbCl3 + 3 H2O
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
Na2[H2EDTA] + CaSO4 = CaEDTA{2-} + Na{+} + H{+} + SO4{2-} =>
Na2[H2EDTA] + CaSO4 = CaEDTA{2-} + 2 Na{+} + 2 H{+} + SO4{2-}
Zn + NH3 + H2O = Zn(NH3)4{2+} + OH{-} + H2 =>
Zn + 4 NH3 + 2 H2O = Zn(NH3)4{2+} + 2 OH{-} + H2
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2 + CaSO4 =>
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2 + CaSO4
CaAl2Si2O8 + Ca2Al2SiO7 + CaSiO3 = Ca3Al2(SiO4)3 =>
CaAl2Si2O8 + Ca2Al2SiO7 + 3 CaSiO3 = 2 Ca3Al2(SiO4)3
N3 + H3 = NH3 =>
N3 + 3 H3 = 3 NH3
C2H6O2 + K2Cr2O7 + H2SO4 = C2H2O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O2 + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H2O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Al2(CO3)3 + KNO3 = Al(NO3)3 + K2CO3 =>
Al2(CO3)3 + 6 KNO3 = 2 Al(NO3)3 + 3 K2CO3
H3PO4 = H2 + PO4 =>
2 H3PO4 = 3 H2 + 2 PO4
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
Na2S + NaNO2 + HCl = S + NO + H2O + NaCl =>
Na2S + 2 NaNO2 + 4 HCl = S + 2 NO + 2 H2O + 4 NaCl
Na2SO3 + Ca3(PO4)2 = Na3PO4 + CaSO3 =>
3 Na2SO3 + Ca3(PO4)2 = 2 Na3PO4 + 3 CaSO3
H2SO4 + CaCl2 = CaSO4 + HCl* =>
H2SO4 + CaCl2 = CaSO4 + 2 HCl*
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
HCl + NH4Br = NH4Cl + HBr =>
HCl + NH4Br = NH4Cl + HBr
KMnO4 + HCl = K2MnO4 + MnO2 + Cl2 + H2O =>
2 KMnO4 + 4 HCl = K2MnO4 + MnO2 + 2 Cl2 + 2 H2O
(Fe(OH)3) = Fe2O3 + H2O =>
2(Fe(OH)3) = Fe2O3 + 3 H2O
CuSO4 + (NH4)2[Hg(SCN)4] + ZnSO4 = Cu[Hg(SCN)4]*Zn[Hg(SCN)4] + (NH4)2SO4 =>
CuSO4 + 2(NH4)2[Hg(SCN)4] + ZnSO4 = Cu[Hg(SCN)4]*Zn[Hg(SCN)4] + 2(NH4)2SO4
Mg(s) + F2(g) = MgF2(s) =>
Mg(s) + F2(g) = MgF2(s)
AuNO3 + HCl = AuCl3 + HNO3 + H2 =>
AuNO3 + 3 HCl = AuCl3 + HNO3 + H2
NH2CH3 + HNO3 = NH3CH3NO3 =>
NH2CH3 + HNO3 = NH3CH3NO3
C2H6O2 + K2Cr2O7 + H2SO4 = H2C2O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O2 + 4 K2Cr2O7 + 16 H2SO4 = 3 H2C2O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
Na2O + HBr = NaHBr + O2 =>
2 Na2O + 4 HBr = 4 NaHBr + O2
Ca(OH)2 + NiSO4*6H2O = CaSO4 + Ni(OH)2*6H2O =>
Ca(OH)2 + NiSO4*6H2O = CaSO4 + Ni(OH)2*6H2O
Fe + S = Fe2S =>
2 Fe + S = Fe2S
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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