| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2 + 2 K2O + Al2O3 + 2 MgO = K4Mg2Al2SiO9
Co + H2SO4 = CoSO3 + H2O =>
Co + H2SO4 = CoSO3 + H2O
SOCl2 + Na2SO3 = SO2 + NaCl =>
SOCl2 + Na2SO3 = 2 SO2 + 2 NaCl
(C3H6) + O2 = CO2 + H2O =>
2(C3H6) + 9 O2 = 6 CO2 + 6 H2O
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
P4O10 + HCl = POCl3 + HPO3 =>
P4O10 + 3 HCl = POCl3 + 3 HPO3
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
X(OH)2 + HBr = XBr2 + H2O =>
X(OH)2 + 2 HBr = XBr2 + 2 H2O
Al(s) + FeSo4(aq) = Al2(So4)3(aq) + Fe(s) =>
2 Al(s) + 3 FeSo4(aq) = Al2(So4)3(aq) + 3 Fe(s)
KOH + CaCO3 = H2O + K + CaCO4 =>
2 KOH + CaCO3 = H2O + 2 K + CaCO4
Zn(g) + Cu(NO3)2(g) = Zn(NO3)2(g) + Cu(g) =>
Zn(g) + Cu(NO3)2(g) = Zn(NO3)2(g) + Cu(g)
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
Mg(s) + Cr(NO3)3(s) = Cr(s) + Mg(NO3)2(s) =>
3 Mg(s) + 2 Cr(NO3)3(s) = 2 Cr(s) + 3 Mg(NO3)2(s)
Cu(No3)2 + NH4OH = CuOH + NH4(No3)2 =>
Cu(No3)2 + NH4OH = CuOH + NH4(No3)2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H2(g) + I2(s) = HI(s) =>
H2(g) + I2(s) = 2 HI(s)
Cu = Cu2{+} + {4-} =>
8 Cu = 4 Cu2{+} + {4-}
Bi3S3 + O2 = Bi2O3 + SO2 =>
4 Bi3S3 + 21 O2 = 6 Bi2O3 + 12 SO2
K2CrO4(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCrO4(s) =>
K2CrO4(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCrO4(s)
AgNO3(aq) + KBr(aq) = AgBr(s) + KNO3(aq) =>
AgNO3(aq) + KBr(aq) = AgBr(s) + KNO3(aq)
CuCO3(s) = CO2(g) + CuO =>
CuCO3(s) = CO2(g) + CuO
Zn(NO3)2 + CuS = Cu(NO3)2 + ZnS =>
Zn(NO3)2 + CuS = Cu(NO3)2 + ZnS
ZnO + HNO3 = Zn(OH)NO3 =>
ZnO + HNO3 = Zn(OH)NO3
Fe2O3 = Fe2 + O2 =>
2 Fe2O3 = 2 Fe2 + 3 O2
FeCl2 + H2SO3 = FeS2 + H2ClO3 =>
FeCl2 + 2 H2SO3 = FeS2 + 2 H2ClO3
FeCl3 + KCNS = KCl + K3[Fe(CNS)6] =>
FeCl3 + 6 KCNS = 3 KCl + K3[Fe(CNS)6]
H + C2H5 = C2H6 =>
H + C2H5 = C2H6
Cr(NO3)3 + Fe2(SO4)3 = Cr2(SO4)3 + Fe(NO3)3 =>
2 Cr(NO3)3 + Fe2(SO4)3 = Cr2(SO4)3 + 2 Fe(NO3)3
Y2(C2O4)3 = Y2O3 + C + O =>
Y2(C2O4)3 = Y2O3 + 6 C + 9 O
Ni2S3 + O2 = Ni + SO2 =>
Ni2S3 + 3 O2 = 2 Ni + 3 SO2
H{+} + H3PO2 + Cr2O7{-2} = H3PO4 + Cr{+3} + OH{-} =>
8 H{+} + 3 H3PO2 + 2 Cr2O7{-2} = 3 H3PO4 + 4 Cr{+3} + 8 OH{-}
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
NiI3 + Cl2 = NiCl2 + I =>
NiI3 + Cl2 = NiCl2 + 3 I
Mn + CO2 = MnO2 + C =>
Mn + CO2 = MnO2 + C
SnO2 + KOH + H2O = K4[Sn(OH)8] =>
SnO2 + 4 KOH + 2 H2O = K4[Sn(OH)8]
CH4 + HI = CI + H2 =>
2 CH4 + 2 HI = 2 CI + 5 H2
C16H16N2O2 + Ni(OAc)2 = C16H14N2NiO2 + HOAc =>
C16H16N2O2 + Ni(OAc)2 = C16H14N2NiO2 + 2 HOAc
HNO2 + CO2 = H2CO3 + N2O3 =>
2 HNO2 + CO2 = H2CO3 + N2O3
FeSO4(aq) + H2O2(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
2 FeSO4(aq) + H2O2(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + 2 H2O(l)
HI + BaCO3 = H2CO3 + BaI2 =>
2 HI + BaCO3 = H2CO3 + BaI2
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
NH4SCN + H2O = NH3SCN + H3O =>
NH4SCN + H2O = NH3SCN + H3O
Ca(C2H3O2)2(aq) + (NH4)2CO3(aq) = NH4C2H3O2(aq) + CaCO3(s) =>
Ca(C2H3O2)2(aq) + (NH4)2CO3(aq) = 2 NH4C2H3O2(aq) + CaCO3(s)
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
H2SO4 + C = CO2 + S + H2O =>
2 H2SO4 + 3 C = 3 CO2 + 2 S + 2 H2O
Na3AsO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H3AsO4 + H2O + Na2SO4 =>
10 Na3AsO3 + 4 KMnO4 + 21 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 H3AsO4 + 6 H2O + 15 Na2SO4
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
NOH7 + Na2OH = NH4OH + Na2OH3 =>
NOH7 + Na2OH = NH4OH + Na2OH3
Ba{+2} + SO4{-2} = BaSO4 =>
Ba{+2} + SO4{-2} = BaSO4
HA + NaOH = NaA + H2O =>
HA + NaOH = NaA + H2O
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Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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