| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 CrY3 + 7 H2SO4 = 3 Y2 + 2 Cr2(SO4)3 + K2SO4 + 7 H2O
KNO3 = KN + O3 =>
KNO3 = KN + O3
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Ca(NO3)2 + H2SO4 = Ca(SO4)2 + H2NO3 =>
Ca(NO3)2 + 2 H2SO4 = Ca(SO4)2 + 2 H2NO3
Fe + S = FeS =>
Fe + S = FeS
Na{+} + CI{-} = NaCI =>
Na{+} + CI{-} = NaCI
CO(NH2)2 + HCl + H2O = NH4Cl + CO2 =>
CO(NH2)2 + 2 HCl + H2O = 2 NH4Cl + CO2
FeSO4 + NaI = FeI + Na2SO4 + I2 =>
2 FeSO4 + 4 NaI = 2 FeI + 2 Na2SO4 + I2
Na(SiF)6 + Na = Si + NaF =>
Na(SiF)6 + 5 Na = 6 Si + 6 NaF
K[Sb(OH)6] + NH4Cl = KCl + SbCl5 + NH3 + H2O =>
K[Sb(OH)6] + 6 NH4Cl = KCl + SbCl5 + 6 NH3 + 6 H2O
C3H8 + H2O = CO + H2 = CO + H2O = H2 + CO2 =>
C3H8 + 3 H2O = 3 CO + 7 H2
ZnCl2 + NH3 + H2O = Zn(OH)2 + NH4 + Cl =>
ZnCl2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4 + 2 Cl
CeCl3 + H2O = HCl + Ce(OH)3 =>
CeCl3 + 3 H2O = 3 HCl + Ce(OH)3
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PbCl2 + Fe2O3 = PbO + FeCl3 =>
3 PbCl2 + Fe2O3 = 3 PbO + 2 FeCl3
CaCO3 + H = Ca + H2O + CO2 =>
CaCO3 + 2 H = Ca + H2O + CO2
Mg + HSO4 = H2 + MgSO4 =>
2 Mg + 2 HSO4 = H2 + 2 MgSO4
ZnSO4 + NaHS = ZnS + H2SO4 + Na2SO4 =>
2 ZnSO4 + 2 NaHS = 2 ZnS + H2SO4 + Na2SO4
FeCl3KBrCCl4 = FeCl4KCl3BrC =>
FeCl3KBrCCl4 = FeCl4KCl3BrC
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
CH3CH(CH2)COOH + K2S = CH3CH(CH2)COOK + H2S =>
2 CH3CH(CH2)COOH + K2S = 2 CH3CH(CH2)COOK + H2S
C7H5O2C2H5 + NH3 = C7H5ONH2 + C2H6 + H2O =>
19 C7H5O2C2H5 + 21 NH3 = 21 C7H5ONH2 + 12 C2H6 + 17 H2O
bariumhydroxide + potassiumsulfate = potassiumhydroxide + bariumsulfate =>
Ba(OH)2 + K2SO4 = 2 KOH + BaSO4
Sb4O6 + HCl = SbCl3 + H2O =>
Sb4O6 + 12 HCl = 4 SbCl3 + 6 H2O
Ca(OH)2 + Cl2 = Ca(ClO)2*CaCl2*Ca(OH)2*2H2O =>
3 Ca(OH)2 + 2 Cl2 = Ca(ClO)2*CaCl2*Ca(OH)2*2H2O
Fe + {2} = Fe{2}0{3} =>
Fe + {2} = Fe{2}0{3}
Zn{-2} + Sn{+2} = ZnSn =>
Zn{-2} + Sn{+2} = ZnSn
SO3{2-} + H2O2 = SO4{2-} + H2O =>
SO3{2-} + H2O2 = SO4{2-} + H2O
NaBr(ac) + Cl2 = NaCl(ac) + Br2 =>
2 NaBr(ac) + Cl2 = 2 NaCl(ac) + Br2
NaClO + Na2S2O3 + H2O = NaCl + NaOH + Na2S4O6 =>
NaClO + 2 Na2S2O3 + H2O = NaCl + 2 NaOH + Na2S4O6
H2OCaO = Ca(OH)2 =>
H2OCaO = Ca(OH)2
NaBO32H2O + KI + HCl = NaCl + KCl + H3BO3 + H2O2 + I2 =>
NaBO32H2O + 30 KI + 31 HCl = NaCl + 30 KCl + H3BO3 + 15 H2O2 + 15 I2
AgBr + NH3 = Ag(NH3)2 + Br =>
AgBr + 2 NH3 = Ag(NH3)2 + Br
NH3 + Ag = AgNH3 =>
NH3 + Ag = AgNH3
Cu(CO3) + HCl = CuCl2 + CO2 + H2O =>
Cu(CO3) + 2 HCl = CuCl2 + CO2 + H2O
KCIO = CO + KI =>
KCIO = CO + KI
(NH4)2 + S = NH3 + H2S =>
(NH4)2 + S = 2 NH3 + H2S
Zn(s) + Fe2S3(s)(dd) = Fe(s) + ZnS(s) =>
3 Zn(s) + Fe2S3(s)(dd) = 2 Fe(s) + 3 ZnS(s)
(C6H5CO)2 + C15H14O = C29H20O + H2O =>
(C6H5CO)2 + C15H14O = C29H20O + 2 H2O
Ca(OH)2 + Cl2 = CaCl2 + Ca(ClO4)2 + H2O =>
8 Ca(OH)2 + 8 Cl2 = 7 CaCl2 + Ca(ClO4)2 + 8 H2O
Co2S3 = S2 + Co =>
2 Co2S3 = 3 S2 + 4 Co
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
AgNO3(ac)HCI(ac) = AgCI(s)HNO3(ac) =>
AgNO3(ac)HCI(ac) = AgCI(s)HNO3(ac)
LiOHHNO3 = LiNH2O4 =>
LiOHHNO3 = LiNH2O4
K2CO3(aq) + FeCl3(aq) = KCl(aq) + Fe2(CO3)3(s) =>
3 K2CO3(aq) + 2 FeCl3(aq) = 6 KCl(aq) + Fe2(CO3)3(s)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu2O + CH3COOH + H2O = Cu(CH3COO)2*H2O + H2 =>
Cu2O + 4 CH3COOH + H2O = 2 Cu(CH3COO)2*H2O + H2
H2 + Co2 = HCo =>
H2 + Co2 = 2 HCo
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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