| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2O3 + 3 O + 3 H2 = 2 Al(OH)3
HBr + MnO2 = MnBr2 + H2O + Br =>
4 HBr + MnO2 = MnBr2 + 2 H2O + 2 Br
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
CeO2 + KOH = K2CeO3 + H2O =>
CeO2 + 2 KOH = K2CeO3 + H2O
K2MnO4 + C2H5OH = CH3CHO + KOH + MnO2 =>
K2MnO4 + C2H5OH = CH3CHO + 2 KOH + MnO2
[Ag(NH3)2]OH + HCOH = Ag + HCOONH4 + NH3 + H2O =>
2[Ag(NH3)2]OH + HCOH = 2 Ag + HCOONH4 + 3 NH3 + H2O
Zn + [Fe(NO3)3] = [Zn(NO3)2] + Fe(NO3) =>
Zn + [Fe(NO3)3] = [Zn(NO3)2] + Fe(NO3)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NaHCO3 + HBr = NaBr + CO2 + H2O =>
NaHCO3 + HBr = NaBr + CO2 + H2O
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
KI + H2SO4 = K2SO4 + H2 + I2 =>
2 KI + H2SO4 = K2SO4 + H2 + I2
NaOH + KSCN = NaOHKSCN =>
NaOH + KSCN = NaOHKSCN
CuNO{-3} + NaOH = CuOH + NaNO{-3} =>
CuNO{-3} + NaOH = CuOH + NaNO{-3}
CaCO3(s) + CH3COOH(aq) = (CH3COO)2Ca(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 CH3COOH(aq) = (CH3COO)2Ca(aq) + H2O(l) + CO2(g)
H2CO3(aq) + NaOH(aq) = Na2CO3 + H2O(l) =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3 + 2 H2O(l)
CuSO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH4OH = [Cu(NH3)4]SO4 + 4 H2O
K3[Cr(OH)6] + CO2 = Cr(OH)3 + KHCO3 =>
K3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 KHCO3
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Cr2O7 + H2S = S + Cr + H2O =>
Cr2O7 + 7 H2S = 7 S + 2 Cr + 7 H2O
Ca + Rb2SO4 = Rb + CaSO4 =>
Ca + Rb2SO4 = 2 Rb + CaSO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH3OH + C6H14 = CH4 + C6H14O =>
CH3OH + C6H14 = CH4 + C6H14O
SO4{2-} + H2O = H2SO4 + O{2-} =>
SO4{2-} + H2O = H2SO4 + O{2-}
MnO4{-} + S2O3{-2} + H{+} = MnO2 + SO4{-2} + H2O =>
8 MnO4{-} + 3 S2O3{-2} + 2 H{+} = 8 MnO2 + 6 SO4{-2} + H2O
SO2 + CaCO3 + O2 = CaSO6 + CO2 =>
2 SO2 + 2 CaCO3 + 3 O2 = 2 CaSO6 + 2 CO2
Na2SO3 + KMnO7 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
11 Na2SO3 + 2 KMnO7 + 3 H2SO4 = 11 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
FeSO4 + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2 FeSO4 + H2SO4 + H2O2 = Fe2(SO4)3 + 2 H2O
Ge + Se = Ge3Se2 =>
3 Ge + 2 Se = Ge3Se2
NO3 + H = NO + H2O =>
NO3 + 4 H = NO + 2 H2O
K2CrO4 + NaBr + H2SO4 = Cr2(SO4)3 + Br2 + H2O + K2SO4 + Na2SO4 =>
2 K2CrO4 + 6 NaBr + 8 H2SO4 = Cr2(SO4)3 + 3 Br2 + 8 H2O + 2 K2SO4 + 3 Na2SO4
Zn(OH)2 + NH3 = Zn(NH3){+2} + OH{-} =>
Zn(OH)2 + NH3 = Zn(NH3){+2} + 2 OH{-}
[Ag(S2O3)2] = SO3 + Ag2S + S =>
2[Ag(S2O3)2] = 4 SO3 + Ag2S + 3 S
BaNO3(aq)KPO4(aq) = BaPO4(s)KNO3(aq) =>
BaNO3(aq)KPO4(aq) = BaPO4(s)KNO3(aq)
Fe2O3 + H3BO3 = FeBO3 + H2O =>
Fe2O3 + 2 H3BO3 = 2 FeBO3 + 3 H2O
C2H6O2 + O2 = CO2 + H2O4 =>
C2H6O2 + 7 O2 = 2 CO2 + 3 H2O4
KNO2 + HI = I2 + KI + NO + H2O =>
2 KNO2 + 4 HI = I2 + 2 KI + 2 NO + 2 H2O
Cu(OH)2 + I2 = CuI + Cu(IO3)2 + H2O =>
12 Cu(OH)2 + 7 I2 = 10 CuI + 2 Cu(IO3)2 + 12 H2O
Ni + H2O = Ni2O3 + H2 =>
2 Ni + 3 H2O = Ni2O3 + 3 H2
S8 + F = SF6 =>
S8 + 48 F = 8 SF6
Cu(OH)2 + I2 = CuI + Cu(IO3)2 + H2O =>
12 Cu(OH)2 + 7 I2 = 10 CuI + 2 Cu(IO3)2 + 12 H2O
Fe(OH)2 + NaOH + O2 = Fe(OH)3 + NaO =>
2 Fe(OH)2 + 2 NaOH + O2 = 2 Fe(OH)3 + 2 NaO
Na2CO3 + HCl = NaCl + H2 + CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2 + CO3
C5H10O5 + H2 = C3H6O + H2O =>
3 C5H10O5 + 10 H2 = 5 C3H6O + 10 H2O
NaClO3 + H3PO4 = Na3PO4 + HClO3 =>
3 NaClO3 + H3PO4 = Na3PO4 + 3 HClO3
CO2(g) + H2O(l) = H2CO3(aq) =>
CO2(g) + H2O(l) = H2CO3(aq)
Ni(OH)2 + NaOH = Na2NiO2 + H2O =>
Ni(OH)2 + 2 NaOH = Na2NiO2 + 2 H2O
C6H12O6 + O2 = C6H8O7 + H2O =>
2 C6H12O6 + 3 O2 = 2 C6H8O7 + 4 H2O
(NH4)2SO4 = (NH4) + SO4 =>
(NH4)2SO4 = 2(NH4) + SO4
OH{-} + Cr2O3 + NO3{-} = CrO4{-2} + NO2{-} + H2O =>
4 OH{-} + Cr2O3 + 3 NO3{-} = 2 CrO4{-2} + 3 NO2{-} + 2 H2O
Na2SO4 + HSO4 = NaSO4 + H2SO4 =>
Na2SO4 + 2 HSO4 = 2 NaSO4 + H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/17/24
Équations équilibrées sur05/17/23
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