| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 O2 = 2 Al2O3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
C4H10 + Cl2 + O2 = CCl4 + H2O =>
2 C4H10 + 16 Cl2 + 5 O2 = 8 CCl4 + 10 H2O
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
NaClO(aq) + H2O(l) = NaOH(aq) + Cl2(g) + O2(g) =>
4 NaClO(aq) + 2 H2O(l) = 4 NaOH(aq) + 2 Cl2(g) + O2(g)
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
Al2 + O3 = Al2O3 =>
Al2 + O3 = Al2O3
Fe(OH)2 + O2 = Fe(OH)3 + FeO =>
6 Fe(OH)2 + O2 = 4 Fe(OH)3 + 2 FeO
K(s) + I2(s) = KI(s) =>
2 K(s) + I2(s) = 2 KI(s)
CuSO4*5H2O + CH3COOH + NaOH = Cu2(CH3COO)4*2H2O + Na2SO4 + H2O =>
2 CuSO4*5H2O + 4 CH3COOH + 4 NaOH = Cu2(CH3COO)4*2H2O + 2 Na2SO4 + 12 H2O
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
Zn(s) + NaOH(aq) = Na2ZnO2(aq) + H2(g) =>
Zn(s) + 2 NaOH(aq) = Na2ZnO2(aq) + H2(g)
C6OH12 + O2 = CO2 + H2O =>
2 C6OH12 + 17 O2 = 12 CO2 + 12 H2O
Cd + NH4OH + O2 = Cd(NH3)4(OH)2 + H2O =>
2 Cd + 8 NH4OH + O2 = 2 Cd(NH3)4(OH)2 + 6 H2O
Na(Cr(OH)4) + PbO2 + NaOH = Na2CrO4 + Na(Pb(OH)3) + H2O =>
2 Na(Cr(OH)4) + 3 PbO2 + 5 NaOH = 2 Na2CrO4 + 3 Na(Pb(OH)3) + 2 H2O
AgNO3 + NH4OH = AgOH + NH4NO3 =>
AgNO3 + NH4OH = AgOH + NH4NO3
Br2 + F = BrF =>
Br2 + 2 F = 2 BrF
(NH4)2SO4 + BaS = BaSO4 + (NH4)2S =>
(NH4)2SO4 + BaS = BaSO4 + (NH4)2S
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
FeS2 + HNO3 = NO + H2O + Fe(NO3)3 + H2SO4 =>
FeS2 + 8 HNO3 = 5 NO + 2 H2O + Fe(NO3)3 + 2 H2SO4
Cl2O7 + ZnO = Zn(ClO3)2 + O2 =>
Cl2O7 + ZnO = Zn(ClO3)2 + O2
(PNCl2)3 + NH4N3 + BN = BP3N6 + HCl + N2 =>
2(PNCl2)3 + 3 NH4N3 + 2 BN = 2 BP3N6 + 12 HCl + 4 N2
Mn3N2 + H2O = Mn(OH)2 + NH3 =>
Mn3N2 + 6 H2O = 3 Mn(OH)2 + 2 NH3
Ag(NO3) + K2CO3 = Ag2CO3 + K(NO3) =>
2 Ag(NO3) + K2CO3 = Ag2CO3 + 2 K(NO3)
C2H2O2 + O2 = C2O2 + H2O2 =>
C2H2O2 + O2 = C2O2 + H2O2
FeF2 + HNO3 = Fe(NO3)3 + HF + NO2 + H2O =>
FeF2 + 4 HNO3 = Fe(NO3)3 + 2 HF + NO2 + H2O
NH4 + P = NH4P =>
NH4 + P = NH4P
Al(OH)3 + Na2O = Al2O3 + NaOH =>
2 Al(OH)3 + 3 Na2O = Al2O3 + 6 NaOH
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
CH3CH(OH)COOH + Na = CH3CH(ONa)COONa + H2 =>
CH3CH(OH)COOH + 2 Na = CH3CH(ONa)COONa + H2
Al2O3 + Cr = Cr2O3 + Al =>
Al2O3 + 2 Cr = Cr2O3 + 2 Al
H2 + Ag(NO3) = Ag + HNO3 =>
H2 + 2 Ag(NO3) = 2 Ag + 2 HNO3
Ni(CO3) = NiO + CO2 =>
Ni(CO3) = NiO + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Zn + AgCN = Ag + Zn(CN)2 =>
Zn + 2 AgCN = 2 Ag + Zn(CN)2
Ni(NO3)2(s) = NiO(s) + NO2 + O2 =>
2 Ni(NO3)2(s) = 2 NiO(s) + 4 NO2 + O2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CrCl3 + K2CrO4 = KCl + Cr2(CrO4)3 =>
2 CrCl3 + 3 K2CrO4 = 6 KCl + Cr2(CrO4)3
Au2S3 + H2 = H2S + Au =>
Au2S3 + 3 H2 = 3 H2S + 2 Au
As2S3 + H2O2 + NaOH = NaAsO3 + NaSO4 + H2O =>
2 As2S3 + 31 H2O2 + 10 NaOH = 4 NaAsO3 + 6 NaSO4 + 36 H2O
Na + Cu(NO3)2 = Cu + NaNO3 =>
2 Na + Cu(NO3)2 = Cu + 2 NaNO3
SbCl3 + KCl + I2 = SbCl5 + KI =>
SbCl3 + 2 KCl + I2 = SbCl5 + 2 KI
S + H2SO4 = H2O + SO2 =>
S + 2 H2SO4 = 2 H2O + 3 SO2
NH4Cl(s) + NaOH(aq) = NaCl + NH3 + H2O =>
NH4Cl(s) + NaOH(aq) = NaCl + NH3 + H2O
SO2 + HMgO4 + H2O = MgSO4 + H2SO4 =>
5 SO2 + 2 HMgO4 + 2 H2O = 2 MgSO4 + 3 H2SO4
Pb(NO3)2 + I = NO3 + PbI =>
Pb(NO3)2 + I = 2 NO3 + PbI
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
[Ni(NH3)6](OH)2 + KCN = [Ni(CN)4] + K + OH + NH3 =>
[Ni(NH3)6](OH)2 + 4 KCN = [Ni(CN)4] + 4 K + 2 OH + 6 NH3
(Cr207)2{-} + Fe2{+} = Cr3{+} + Fe3{+} =>
(Cr207)2{-} + 417 Fe2{+} = 138 Cr3{+} + 278 Fe3{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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