| Équations équilibrées la veille |
Ca2C2 + 4 H2O + CO2 = 2 Ca(OH)2 + C3H4O2
Fe + H{+} = Fe3{+} + H2 =>
6 Fe + 2 H{+} = 2 Fe3{+} + H2
CH3COOH + Fe = (CH3COO)3Fe + H2 =>
6 CH3COOH + 2 Fe = 2(CH3COO)3Fe + 3 H2
Ca(s) + H{+}(aq) = Ca{+2}(aq) + H2 =>
Ca(s) + 2 H{+}(aq) = Ca{+2}(aq) + H2
CH2O2 + C2H5OH = C3H6O + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H6O + 5 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Cl{2} + NaI = NaCl{2} + I =>
Cl{2} + NaI = NaCl{2} + I
F2 + O2 = F2O =>
2 F2 + O2 = 2 F2O
NaOH + H2S = H2O + Na2S =>
2 NaOH + H2S = 2 H2O + Na2S
Mn + S = Mn2S3 =>
2 Mn + 3 S = Mn2S3
CCl2 = C + Cl =>
CCl2 = C + 2 Cl
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2 + H2SO3 =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2 + H2SO3
HHHH = HHHHH =>
5 HHHH = 4 HHHHH
Fe + H{+} = Fe{2+} + H2 =>
Fe + 2 H{+} = Fe{2+} + H2
CH2O2 + C2H5OH = CH3COOC2H5 + H2O =>
2 CH2O2 + 3 C2H5OH = 2 CH3COOC2H5 + 3 H2O
Fe + H{+} = Fe{3+} + H2 =>
2 Fe + 6 H{+} = 2 Fe{3+} + 3 H2
As2O3 + IO4{-} + OH{-} = AsO43{-} + IO3{-} + H2O =>
As2O3 + 82 IO4{-} + 2 OH{-} = 2 AsO43{-} + 82 IO3{-} + H2O
O2 + F2 = OF2 =>
O2 + 2 F2 = 2 OF2
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(s) =>
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(s)
Fe + H{+} = Fe3{+} + H2 =>
6 Fe + 2 H{+} = 2 Fe3{+} + H2
Fe + H{+} = Fe{3+} + H2 =>
2 Fe + 6 H{+} = 2 Fe{3+} + 3 H2
C5H4O2 + H2O2 = C5H4O3 + H2O =>
C5H4O2 + H2O2 = C5H4O3 + H2O
Cl{-} + AgNO3 = AgCl + NO3{-} =>
Cl{-} + AgNO3 = AgCl + NO3{-}
CH2O2 + C2H5OH = HCOOC2H5 + H2O =>
CH2O2 + C2H5OH = HCOOC2H5 + H2O
CdCO3 + HNO3 = Cd(NO3)2 + CO2 + H2O =>
CdCO3 + 2 HNO3 = Cd(NO3)2 + CO2 + H2O
KSCN + Fe3NO3 = KNO3 + Fe3SCN =>
KSCN + Fe3NO3 = KNO3 + Fe3SCN
Al(s) + FeCl3(aq) = Fe + AlCl3 =>
Al(s) + FeCl3(aq) = Fe + AlCl3
H3PO4 + CaI2 = Ca3(PO4)2 + HI =>
2 H3PO4 + 3 CaI2 = Ca3(PO4)2 + 6 HI
Sb2S3 + NH3 + H2O = (NH4)3Sb3 + (NH4)3SbO3 + S =>
2 Sb2S3 + 6 NH3 + 3 H2O = (NH4)3Sb3 + (NH4)3SbO3 + 6 S
Fe + H{+} = Fe2{+} + H2 =>
4 Fe + 2 H{+} = 2 Fe2{+} + H2
SO4{-2} + H2O = H2SO4 + OH{-} =>
SO4{-2} + 2 H2O = H2SO4 + 2 OH{-}
H{+)+Al4(OH)10SO4 = Al{3+}+H2O+SO4{2-} =>
10 H{+)+Al4(OH)10SO4 = 4 Al{3+}+10H2O+SO4{2-}
Al(s) + FeCl3(aq) = Fe(s) + AlCl3 =>
Al(s) + FeCl3(aq) = Fe(s) + AlCl3
Li(s) + CuCl2(aq) = Cu + LiCl =>
2 Li(s) + CuCl2(aq) = Cu + 2 LiCl
KCrO2 + H2O = Cr(OH)3 + KOH =>
KCrO2 + 2 H2O = Cr(OH)3 + KOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
AgBr2 + NH3 = Ag + NH3Br =>
AgBr2 + 2 NH3 = Ag + 2 NH3Br
Cs3PO4 + Ni(NO3)2 = CsNO3 + Ni3(PO4)2 =>
2 Cs3PO4 + 3 Ni(NO3)2 = 6 CsNO3 + Ni3(PO4)2
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(aq) =>
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(aq)
CuI + K2SO4 + I2 = CuSO4 + KI =>
2 CuI + 2 K2SO4 + I2 = 2 CuSO4 + 4 KI
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Co2(SO4)3 + MnSO4 + H2O = CoSO4 + HMnO4 + H2SO4 =>
5 Co2(SO4)3 + 2 MnSO4 + 8 H2O = 10 CoSO4 + 2 HMnO4 + 7 H2SO4
CH3CH2CH2CH2CH2Cl + KOCH(CH3)2 = CH3CH2CH2CH2CH2OCH(CH3)2 + KCl =>
CH3CH2CH2CH2CH2Cl + KOCH(CH3)2 = CH3CH2CH2CH2CH2OCH(CH3)2 + KCl
C3H5(OH)3 + HCl = C3H5OHCl2 + H2O =>
C3H5(OH)3 + 2 HCl = C3H5OHCl2 + 2 H2O
Fe + H{+} = Fe{+2} + H2 =>
Fe + 2 H{+} = Fe{+2} + H2
SnI2 + Al = AlI3 + Sn =>
3 SnI2 + 2 Al = 2 AlI3 + 3 Sn
CH3CH2OH + CH3CH2CH2COOH = CH3CH2CH2OOCH2CH3 + H2O =>
3 CH3CH2OH + CH3CH2CH2COOH = 2 CH3CH2CH2OOCH2CH3 + H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
C6H5CH(CH3)2 + KMnO4 = C6H5COOK + MnO2 + K2CO3 + H2O =>
3 C6H5CH(CH3)2 + 28 KMnO4 = 2 C6H5COOK + 28 MnO2 + 13 K2CO3 + 13 H2O
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