| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnS(s) + H2SO4 = ZnSO4 + H2S
PbS + CaO + C = Pb + CaS + CO =>
PbS + CaO + C = Pb + CaS + CO
NaHCO3 + H3C6H5O6 = CO2 + H2O + Na3C6H5O7 =>
30 NaHCO3 + 9 H3C6H5O6 = 24 CO2 + 26 H2O + 10 Na3C6H5O7
C4H6O6 + KOH = K2C4H4O6 + H2O =>
C4H6O6 + 2 KOH = K2C4H4O6 + 2 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Cl2 + C2H2 = C2H2Cl4 =>
2 Cl2 + C2H2 = C2H2Cl4
As2S3 + HClO4 + H2O = HAsO3 + HCl + S =>
4 As2S3 + 5 HClO4 + 4 H2O = 8 HAsO3 + 5 HCl + 12 S
C3H3N3O9 = N2 + O2 + CO2 + H2O =>
4 C3H3N3O9 = 6 N2 + 3 O2 + 12 CO2 + 6 H2O
PbSO4(s) + NaC2H3O2(aq) = [Pb(C2H3O2)2](aq) + Na + NaSO4 =>
PbSO4(s) + 2 NaC2H3O2(aq) = [Pb(C2H3O2)2](aq) + Na + NaSO4
TiO2 + Fe2O3 = TiFe2O5 =>
TiO2 + Fe2O3 = TiFe2O5
Ca + HNO3(r) = Ca(NO3)2 + NO + H2O =>
3 Ca + 8 HNO3(r) = 3 Ca(NO3)2 + 2 NO + 4 H2O
Pb(C2H3O2)4 + (NH4)2S = PbS2 + NH4C2H3O2 =>
Pb(C2H3O2)4 + 2(NH4)2S = PbS2 + 4 NH4C2H3O2
Li(s) + FeBr2(ag) = LiBr(ag) + Fe(s) =>
2 Li(s) + FeBr2(ag) = 2 LiBr(ag) + Fe(s)
Na2SiO3*5H2O + C6H8O6 = Na2C6H6O6 + H2O + H4O4Si =>
Na2SiO3*5H2O + C6H8O6 = Na2C6H6O6 + 4 H2O + H4O4Si
YCl3 = Cl2 + Y =>
2 YCl3 = 3 Cl2 + 2 Y
Cl2 + MgBr2 = MgCl + Br =>
Cl2 + 2 MgBr2 = 2 MgCl + 4 Br
Al(OH)3 + CuCl = AlCl3 + Cu(OH) =>
Al(OH)3 + 3 CuCl = AlCl3 + 3 Cu(OH)
H3PO4 + NO3 = HNO3 + PO4 =>
H3PO4 + 3 NO3 = 3 HNO3 + PO4
H2Cr2O7 + NaHSO3 = Cr2(SO4)3 + NaOH + H2O =>
H2Cr2O7 + 3 NaHSO3 = Cr2(SO4)3 + 3 NaOH + H2O
ZnSiO3 + H3PO4 = Zn3(PO4)2 + H2SiO3 =>
3 ZnSiO3 + 2 H3PO4 = Zn3(PO4)2 + 3 H2SiO3
Na3Cr(OH)6 + Br2 + KOH = K2CrO4 + NaBr + H2O =>
2 Na3Cr(OH)6 + 3 Br2 + 4 KOH = 2 K2CrO4 + 6 NaBr + 8 H2O
PH3 + Na2O = H2O + Na3P =>
2 PH3 + 3 Na2O = 3 H2O + 2 Na3P
Cr2O7{2-} + H3O{+} + NO2{-} = Cr + NO3 + H2O =>
Cr2O7{2-} + 6 H3O{+} + 4 NO2{-} = 2 Cr + 4 NO3 + 9 H2O
NaC2H3O2H2O = NaOHC2H4O2 =>
NaC2H3O2H2O = NaOHC2H4O2
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
Rb + Sn(SO4)2 = Rb2SO4 + Sn =>
4 Rb + Sn(SO4)2 = 2 Rb2SO4 + Sn
C2H6 + HNO3 = CH3CH2NO2 + H2O =>
C2H6 + HNO3 = CH3CH2NO2 + H2O
Cu(s) + S(s) = CuS(s) =>
Cu(s) + S(s) = CuS(s)
MnSO4(aq) + Na2CO3(aq) = SO4Na2 + MnCO3 =>
MnSO4(aq) + Na2CO3(aq) = SO4Na2 + MnCO3
KI(aq) + BaS(aq) = BaI2 + K2S =>
2 KI(aq) + BaS(aq) = BaI2 + K2S
NaC2H3O2H2O = NaC2H4O2OH =>
NaC2H3O2H2O = NaC2H4O2OH
NaC2H3O2H2O = Na(OH)HC2H3O2 =>
NaC2H3O2H2O = Na(OH)HC2H3O2
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Al + KNO3 + KOH = KNO2 + KAlO2 + H2O =>
2 Al + 3 KNO3 + 2 KOH = 3 KNO2 + 2 KAlO2 + H2O
K2FeO4 + HBr = KBr + FeBr3 + Br2 + H2O =>
2 K2FeO4 + 16 HBr = 4 KBr + 2 FeBr3 + 3 Br2 + 8 H2O
NaC2H3O2H2O = NaHC2H3O2OH =>
NaC2H3O2H2O = NaHC2H3O2OH
CH3COONa + HCl = NaCl + CH3COOH =>
CH3COONa + HCl = NaCl + CH3COOH
Ca(OH)2 + H3Po4 = CaH2 + Po4OH3 =>
Ca(OH)2 + 2 H3Po4 = CaH2 + 2 Po4OH3
C3H4O2 + Br2 = CH2CHCOOBr + HBr =>
C3H4O2 + Br2 = CH2CHCOOBr + HBr
CH3CH2COOH + OH = CH3CH2COO + H2O =>
CH3CH2COOH + OH = CH3CH2COO + H2O
NH4Br + KOH = NH4OH + KBr =>
NH4Br + KOH = NH4OH + KBr
KCl + HgSO4 = HgCl2 + K2SO4 =>
2 KCl + HgSO4 = HgCl2 + K2SO4
Ca(OH)2 + KOH = K[Ca(OH)3] =>
Ca(OH)2 + KOH = K[Ca(OH)3]
K(s) + H2O = H2 + KOH(aq) =>
2 K(s) + 2 H2O = H2 + 2 KOH(aq)
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
Mn3O4 + H2SO3 + O2 = MnSO4 + H2O =>
Mn3O4 + 3 H2SO3 + O2 = 3 MnSO4 + 3 H2O
CdCl2 + Na3PO4 = Cd3(PO4)2 + NaCl =>
3 CdCl2 + 2 Na3PO4 = Cd3(PO4)2 + 6 NaCl
Na2SO3 + HCl = Na2HCl + SO3HCl =>
Na2SO3 + 2 HCl = Na2HCl + SO3HCl
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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