| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + H2CO3(aq)
Al + (NH4)ClO4 = Al2O3 + NO + H2O + (AlCl3) =>
3 Al + 3(NH4)ClO4 = Al2O3 + 3 NO + 6 H2O + (AlCl3)
H2SO4 + KMnO4 + K2SO3 = MnSO4 + H2O + K2SO4 =>
3 H2SO4 + 2 KMnO4 + 5 K2SO3 = 2 MnSO4 + 3 H2O + 6 K2SO4
Li2CO3 + Ni(NO3)2 = LiNO3 + NiCO3 =>
Li2CO3 + Ni(NO3)2 = 2 LiNO3 + NiCO3
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(s) + KNO3 =>
2 AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(s) + 2 KNO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2CO3(aq) + NaCI(s) = KCI(aq) + Na2CO3(s) =>
K2CO3(aq) + 2 NaCI(s) = 2 KCI(aq) + Na2CO3(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
H + O2 = H2O =>
4 H + O2 = 2 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH2CHCHO + O2 = CH2CHCOOH =>
2 CH2CHCHO + O2 = 2 CH2CHCOOH
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KOH + ZnO = Zn(OH)2 + K2O =>
2 KOH + ZnO = Zn(OH)2 + K2O
MnO2 + H{+} + Zn = MnOOH + Zn{2+} =>
2 MnO2 + 2 H{+} + Zn = 2 MnOOH + Zn{2+}
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
AlCl3 = Al + Cl =>
AlCl3 = Al + 3 Cl
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
Fe + Ni(OH)2 = Ni + Fe(OH)3 =>
2 Fe + 3 Ni(OH)2 = 3 Ni + 2 Fe(OH)3
Cr(s) + H2O(l) = Cr2O3(s) + H2(g) =>
2 Cr(s) + 3 H2O(l) = Cr2O3(s) + 3 H2(g)
Al(OH)3 + H2SO3 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 H2SO3 = Al2(SO3)3 + 6 H2O
LiCl(s) + H2SO4(aq) = HCl(g) + Li2SO4(aq) =>
2 LiCl(s) + H2SO4(aq) = 2 HCl(g) + Li2SO4(aq)
Sn(OH)2 + H2SO4 = SnSO4 + H2O =>
Sn(OH)2 + H2SO4 = SnSO4 + 2 H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Ba(NO3)2 + KCl = Ba + KCl(NO3)2 =>
Ba(NO3)2 + KCl = Ba + KCl(NO3)2
K2Sn(OH)6 = K2SnO3 + H2O =>
K2Sn(OH)6 = K2SnO3 + 3 H2O
FeCl{2+} + SCN{-} = FeSCN{2+} + Cl{-} =>
FeCl{2+} + SCN{-} = FeSCN{2+} + Cl{-}
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
N2H2NH3 = N2 + NH3 =>
3 N2H2NH3 = 2 N2 + 5 NH3
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
N2H2NH3 = N2 + NH3 =>
3 N2H2NH3 = 2 N2 + 5 NH3
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2 =>
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2
SiCl4 + Si = Si2Cl6 =>
3 SiCl4 + Si = 2 Si2Cl6
KIO3 + AgNO2 = AgIO3 + KNO2 =>
KIO3 + AgNO2 = AgIO3 + KNO2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
C3H8O + K2Cr2O7 = C3H6O + K2Cr2 + H2O =>
7 C3H8O + K2Cr2O7 = 7 C3H6O + K2Cr2 + 7 H2O
CoOC = COCo =>
CoOC = COCo
Se + Ai = Ai2Se3 =>
3 Se + 2 Ai = Ai2Se3
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
Co + H2SO4 = Co(SO4)2 + H2 =>
Co + 2 H2SO4 = Co(SO4)2 + 2 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/25
Équations équilibrées sur02/11/24
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