| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 H2SO3 + 2 HIO3 = 5 H2SO4 + I2 + H2O
HCOOH(l) = H2O(l) + CO(g) =>
HCOOH(l) = H2O(l) + CO(g)
Au2S3(aq) + H2(g) = Au(s) + H2S(g) =>
Au2S3(aq) + 3 H2(g) = 2 Au(s) + 3 H2S(g)
NaOH + H2SO4 = NaHSO4 + H2O =>
NaOH + H2SO4 = NaHSO4 + H2O
Cr(NO3)2 + NaI = Na(NO3)2 + CrI =>
Cr(NO3)2 + NaI = Na(NO3)2 + CrI
Cr2O7{-} + H2S + H{+} = Cr{3+} + S + H2O =>
2 Cr2O7{-} + 7 H2S + 14 H{+} = 4 Cr{3+} + 7 S + 14 H2O
ZnBr2 + Cl2 = ZnCl + Br =>
2 ZnBr2 + Cl2 = 2 ZnCl + 4 Br
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4(s) + 2 NaNO3(aq)
CH3CH2CH2CH2CH2OH + O2 = CO2 + H2O =>
2 CH3CH2CH2CH2CH2OH + 15 O2 = 10 CO2 + 12 H2O
CH3CHCH2CH3OH + NaBr + H2SO4 = CH3CH2CH2Br + H2O + NaHSO4 =>
3 CH3CHCH2CH3OH + 4 NaBr + 4 H2SO4 = 4 CH3CH2CH2Br + 3 H2O + 4 NaHSO4
KMnO4 + Na3SO3 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
6 KMnO4 + 10 Na3SO3 + 14 H2SO4 = 15 Na2SO4 + 6 MnSO4 + 3 K2SO4 + 14 H2O
BaO + CO{2} = BaOCO{2} =>
BaO + CO{2} = BaOCO{2}
Al2(SO4)3 + Pb(NO3)2 = Al(NO3)3 + Pb(SO4) =>
Al2(SO4)3 + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb(SO4)
Na2CO3 + FeS = Na2S + FeCO3 =>
Na2CO3 + FeS = Na2S + FeCO3
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Al + Hg(NO3)2 = Al(NO3)3 + AlHg =>
5 Al + 3 Hg(NO3)2 = 2 Al(NO3)3 + 3 AlHg
C6H5(NO2)COOH + Zn + NaOH + H2O = C6H5(NH2)COOH + Na2[Zn(OH)4] =>
C6H5(NO2)COOH + 3 Zn + 6 NaOH + 4 H2O = C6H5(NH2)COOH + 3 Na2[Zn(OH)4]
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Cu + Zn = Cu2Zn =>
2 Cu + Zn = Cu2Zn
K2SO4 + H2S = SO2 + K2S + H2O =>
3 K2SO4 + 4 H2S = 4 SO2 + 3 K2S + 4 H2O
C6H5(NO2)COOH + Zn + NaOH + H2O = C6H5(NH2)COOH + Na2[Zn(OH)4] =>
C6H5(NO2)COOH + 3 Zn + 6 NaOH + 4 H2O = C6H5(NH2)COOH + 3 Na2[Zn(OH)4]
NaHSH2O = NaOHH2S =>
NaHSH2O = NaOHH2S
CaKCl = KClCa =>
CaKCl = KClCa
C2H5NH2NaOH = C2H5ONaNH3 =>
C2H5NH2NaOH = C2H5ONaNH3
Cu2CO3OH2 = Cu2O + CO2 + H2O =>
Cu2CO3OH2 = Cu2O + CO2 + H2O
N2O + MnO4 = MnO2 + NO2 =>
2 N2O + 3 MnO4 = 3 MnO2 + 4 NO2
SiC + KOH = KSiO4 + K2CO3 + K2O + H2 =>
2 SiC + 22 KOH = 2 KSiO4 + 2 K2CO3 + 8 K2O + 11 H2
ClCH2CO2H + NaOH = ClCH2CO2{-} + Na{+} + H2O =>
ClCH2CO2H + NaOH = ClCH2CO2{-} + Na{+} + H2O
H2O + MgH2 = MgOH + H2 =>
2 H2O + 2 MgH2 = 2 MgOH + 3 H2
K[Sb(OH)6] + HCl = H[Sb(OH)6] + KCl =>
K[Sb(OH)6] + HCl = H[Sb(OH)6] + KCl
K2CrO4 + Na2SO3 + KOH + H2O = K3[Cr(OH)6] + Na2SO4 =>
2 K2CrO4 + 3 Na2SO3 + 2 KOH + 5 H2O = 2 K3[Cr(OH)6] + 3 Na2SO4
(FeFe2)O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3(FeFe2)O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
N2H4HCl + Zn + HCl = NH3 + ZnCl2 =>
N2H4HCl + Zn + HCl = 2 NH3 + ZnCl2
Zn(OH)2 + Ni(OH)2 = Ni[Zn(OH)4] =>
Zn(OH)2 + Ni(OH)2 = Ni[Zn(OH)4]
Hg2Cl2(aq) + NH3(aq) = Hg(s) + [Hg(NH3)2]Cl2(s) =>
Hg2Cl2(aq) + 2 NH3(aq) = Hg(s) + [Hg(NH3)2]Cl2(s)
XOCl{-} + XS2O3{2-} + XOH{-} = XSO4{2-} + XCl{-} + XH2O =>
4 XOCl{-} + XS2O3{2-} + 2 XOH{-} = 2 XSO4{2-} + 4 XCl{-} + XH2O
SnO2 + C = Sn + CO2 =>
SnO2 + C = Sn + CO2
HF + CN = HCN + F =>
HF + CN = HCN + F
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
FeSO4 + NaClO + NaOH = Na2FeO4 + NaCl + H2O + Na2SO4 =>
FeSO4 + 2 NaClO + 4 NaOH = Na2FeO4 + 2 NaCl + 2 H2O + Na2SO4
CoCl2 + HCl = CoCl + HCl2 =>
CoCl2 + HCl = CoCl + HCl2
NaOH + HAuCl4 = NaAuCl4 + H2O =>
NaOH + HAuCl4 = NaAuCl4 + H2O
Na2SO4 + AlCl3 = NaCl + Al2(SO4)3 =>
3 Na2SO4 + 2 AlCl3 = 6 NaCl + Al2(SO4)3
CH3CH2OH + KMnO4 + KOH = CH3COOKH + K2MnO4 + H2O =>
CH3CH2OH + 3 KMnO4 + 4 KOH = CH3COOKH + 3 K2MnO4 + 3 H2O
NaOH + HAuCl4 = NaAuCl4 + H2O =>
NaOH + HAuCl4 = NaAuCl4 + H2O
CH4 + SO4{2-} = HCO3{-} + HS{-} + H2O =>
CH4 + SO4{2-} = HCO3{-} + HS{-} + H2O
CH3CH2OH + KMnO4 + KOH = CH3COOKH + K2MnO4 + H2O =>
CH3CH2OH + 3 KMnO4 + 4 KOH = CH3COOKH + 3 K2MnO4 + 3 H2O
CO2 + CaO2 = Ca(CO3)2 =>
2 CO2 + CaO2 = Ca(CO3)2
Fe(BrO3)3 = FeBr3 + O2 =>
2 Fe(BrO3)3 = 2 FeBr3 + 9 O2
NaOH + HAuCl4 = NaAuCl4 + H2O =>
NaOH + HAuCl4 = NaAuCl4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/03/24
Équations équilibrées sur09/02/23
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