| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C4H8(g) + O2(g) = CO2(h) + H2O(g) =>
C4H8(g) + 6 O2(g) = 4 CO2(h) + 4 H2O(g)
C3H3N3O9 = N2 + H2O + CO2 + O2 =>
4 C3H3N3O9 = 6 N2 + 6 H2O + 12 CO2 + 3 O2
Pb + (CH3CNOH)2 = Pb(OH) + CH3CN =>
2 Pb + (CH3CNOH)2 = 2 Pb(OH) + 2 CH3CN
Na + Si + O2 = Na4SiO4(s) =>
4 Na + Si + 2 O2 = Na4SiO4(s)
K2Cr2O7 + Pb(C2H3O2)2 + H2O = PbCrO4 + CH3COOH + KCH3COO =>
K2Cr2O7 + 2 Pb(C2H3O2)2 + H2O = 2 PbCrO4 + 2 CH3COOH + 2 KCH3COO
Al4C3(s) + H2O(l) = Al4O(s) + H2C3 =>
Al4C3(s) + H2O(l) = Al4O(s) + H2C3
CH3COOH + Na2CO3 = NaHC + H2O + CO2 =>
3 CH3COOH + 2 Na2CO3 = 4 NaHC + 4 H2O + 4 CO2
(NH4)2SO4 + NaCl = NH4Cl + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 NH4Cl + Na2SO4
(NH4)2CO3(aq) + Mg(OH)2(aq) = MgCO3(aq) + (NH4)2(OH)2(aq) =>
(NH4)2CO3(aq) + Mg(OH)2(aq) = MgCO3(aq) + (NH4)2(OH)2(aq)
C3H8O + O3 = H2O + CO2 =>
C3H8O + 3 O3 = 4 H2O + 3 CO2
CuCO3 + NH3 = CuNH3 + CO3 =>
CuCO3 + NH3 = CuNH3 + CO3
CuNo3 + NaOH = CuOH + NaNo3 =>
CuNo3 + NaOH = CuOH + NaNo3
HNO3 + H2S = S + NO + HO =>
2 HNO3 + H2S = S + 2 NO + 4 HO
I{-} + H{+} + MnO4{-} = I2 + Mn{2+} + H2O =>
10 I{-} + 16 H{+} + 2 MnO4{-} = 5 I2 + 2 Mn{2+} + 8 H2O
CaF2 + I2 = CaI2 + F =>
CaF2 + I2 = CaI2 + 2 F
Cu(BrO3)2 + HI = CuI + I2 + Br2 + H2O =>
2 Cu(BrO3)2 + 24 HI = 2 CuI + 11 I2 + 2 Br2 + 12 H2O
NaIO3 + NaI + HCl = NaI3 + NaCl + H2O =>
NaIO3 + 8 NaI + 6 HCl = 3 NaI3 + 6 NaCl + 3 H2O
Al2S3 + HOH = Al(OH)3 + H2 + S3 =>
Al2S3 + 6 HOH = 2 Al(OH)3 + 3 H2 + S3
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
CH3CH2COOH + Na = C3H5O2Na + H2 =>
2 CH3CH2COOH + 2 Na = 2 C3H5O2Na + H2
Ag(s) + FeSO4(aq) = AgSO4 + Fe =>
Ag(s) + FeSO4(aq) = AgSO4 + Fe
Zn + KOH + H2O = K3[Zn(OH)4] + H2 =>
2 Zn + 6 KOH + 2 H2O = 2 K3[Zn(OH)4] + H2
NaF + Fe(NO3)3 = Na(NO3)3 + FeF =>
NaF + Fe(NO3)3 = Na(NO3)3 + FeF
NaH2PO4 + NaOH = HPO4 + H2O + Na =>
NaH2PO4 + NaOH = HPO4 + H2O + 2 Na
HCl + MnO2 = Cl2*MnCl2 + H2O =>
4 HCl + MnO2 = Cl2*MnCl2 + 2 H2O
NaNO3 + Cu(NO3)2 = Na(NO3)2 + NO3Cu =>
NaNO3 + Cu(NO3)2 = Na(NO3)2 + NO3Cu
Cu + HSO4{-} + H3O{+} = Cu{+2} + SO2 + H2O =>
Cu + HSO4{-} + 3 H3O{+} = Cu{+2} + SO2 + 5 H2O
VO(OH)2 + NaOH = H2O + H + Na6V10O28 =>
10 VO(OH)2 + 6 NaOH = 8 H2O + 10 H + Na6V10O28
Mg(OH)2 + HCOOH = Mg(COOH)2 + H2O =>
Mg(OH)2 + 2 HCOOH = Mg(COOH)2 + 2 H2O
Be(OH)2 + Tl(NO3)3 = Be(NO3)2 + Tl(OH)3 =>
3 Be(OH)2 + 2 Tl(NO3)3 = 3 Be(NO3)2 + 2 Tl(OH)3
CO3 + C2H4O2 = (CO3)C2H4O2 =>
CO3 + C2H4O2 = (CO3)C2H4O2
MgCrO4 + Fe(ClO3)3 = Mg(ClO3)2 + Fe2(CrO4)3 =>
3 MgCrO4 + 2 Fe(ClO3)3 = 3 Mg(ClO3)2 + Fe2(CrO4)3
Mg + HgCl2 = Hg + MgCl2 =>
Mg + HgCl2 = Hg + MgCl2
MnO4{-} + H{+} + Cu = Mn{2+} + Cu{2+} + H2O =>
2 MnO4{-} + 16 H{+} + 5 Cu = 2 Mn{2+} + 5 Cu{2+} + 8 H2O
CaNO3 + Na2CO3 = NaNO3 + Ca2CO3 =>
2 CaNO3 + Na2CO3 = 2 NaNO3 + Ca2CO3
Mg + NH4OH = Mg(OH)2 + NH4 =>
Mg + 2 NH4OH = Mg(OH)2 + 2 NH4
Na2SO4 + FeS = Na2S + FeSO4 =>
Na2SO4 + FeS = Na2S + FeSO4
COOHCH2CH2COOH + NH3 = C8H17O3N2 + H2O + CO2 =>
37 COOHCH2CH2COOH + 28 NH3 = 14 C8H17O3N2 + 34 H2O + 36 CO2
K2CrO2 + Br2 + KOH = KBr + K2CrO4 + H2O =>
K2CrO2 + 2 Br2 + 4 KOH = 4 KBr + K2CrO4 + 2 H2O
FeBr3(aq) + K2S(aq) = Fe2S3 + KBr =>
2 FeBr3(aq) + 3 K2S(aq) = Fe2S3 + 6 KBr
HCH5O3 + NaOH = NaCH5O3 + H2O =>
HCH5O3 + NaOH = NaCH5O3 + H2O
HNO3 + Cu2O = Cu(NO3)2 + NO2 + H2O =>
6 HNO3 + Cu2O = 2 Cu(NO3)2 + 2 NO2 + 3 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
C2H6O + C3H6O2 + H2SO4 = H2O + C5S =>
C2H6O + C3H6O2 + H2SO4 = 7 H2O + C5S
Na2SO4 + Pb(NO3)2 = PbSO4 + (NaNO3)2 =>
Na2SO4 + Pb(NO3)2 = PbSO4 + (NaNO3)2
SO2Cl2 + NaOH = NaHSO4 + NaCl + HCl =>
SO2Cl2 + 2 NaOH = NaHSO4 + NaCl + HCl
MnO4{-} + SO2 + H2O = Mn2 + H2SO4{-}2 + H{+} =>
2 MnO4{-} + 14 SO2 + 20 H2O = Mn2 + 14 H2SO4{-}2 + 12 H{+}
FeBr3(aq) + K2S(aq) = Fe2S3 + KBr =>
2 FeBr3(aq) + 3 K2S(aq) = Fe2S3 + 6 KBr
CaCO3(s) + CH3CO2H(aq) = Ca(CH3CO2)2(aq) + H2O(l) + CO2 =>
CaCO3(s) + 2 CH3CO2H(aq) = Ca(CH3CO2)2(aq) + H2O(l) + CO2
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Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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