| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + H2SO4 = H2Cl2 + Na2SO4
C6H5N2Cl + C10H7OH = C16H12N2O + HCl =>
C6H5N2Cl + C10H7OH = C16H12N2O + HCl
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
P4O6 + NaOH = Na3PO3 + H2O =>
P4O6 + 12 NaOH = 4 Na3PO3 + 6 H2O
NaNO3 + FeCl2 = Fe(NO3)2 + NaCl =>
2 NaNO3 + FeCl2 = Fe(NO3)2 + 2 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SO3 + LiOH = Li2SO4 + H2O =>
SO3 + 2 LiOH = Li2SO4 + H2O
Fe(HS)3 + H2SO4 = Fe2(SO4)3 + H2S =>
2 Fe(HS)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2S
Na2CO3 + Fe2O3 = Na4Fe2O5 + CO2 =>
2 Na2CO3 + Fe2O3 = Na4Fe2O5 + 2 CO2
AgC2H3O2 + Ba(OH)2 = Ag(OH)2 + BaC2H3O2 =>
AgC2H3O2 + Ba(OH)2 = Ag(OH)2 + BaC2H3O2
C4H10O + H2Cr2O7 + H{+} = C4H8O2 + Cr{+3} + H2O =>
3 C4H10O + 2 H2Cr2O7 + 12 H{+} = 3 C4H8O2 + 4 Cr{+3} + 11 H2O
AgNO3(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac) =>
AgNO3(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac)
H2SO3 + Ba(OH)2 = Ba(SO3) + H2O =>
H2SO3 + Ba(OH)2 = Ba(SO3) + 2 H2O
Co + C + NH3 = CoCH3 + N2 =>
2 Co + 2 C + 2 NH3 = 2 CoCH3 + N2
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
CO2 + H = CO + H2O =>
CO2 + 2 H = CO + H2O
Al + Cu2(Cl)3 = Al2(Cl)3 + Cu =>
2 Al + Cu2(Cl)3 = Al2(Cl)3 + 2 Cu
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Bi + Na2S2O3 + HCl = BiCl3 + NaCl + H2S + H2O =>
8 Bi + 3 Na2S2O3 + 30 HCl = 8 BiCl3 + 6 NaCl + 6 H2S + 9 H2O
Cr(ClO3)6 + Cs3PO4 = Cr(PO4)2 + CsClO3 =>
Cr(ClO3)6 + 2 Cs3PO4 = Cr(PO4)2 + 6 CsClO3
BaCl2 + CaCO3 = BaCO3 + CaCl2 =>
BaCl2 + CaCO3 = BaCO3 + CaCl2
HBr + Sr(OH) = Sr(Br) + H2O =>
HBr + Sr(OH) = Sr(Br) + H2O
P4 + I3 = PI3 =>
P4 + 4 I3 = 4 PI3
H2O + SO3{2-} = SO4{2-} + e + H{+} =>
H2O + SO3{2-} = SO4{2-} + 2e + 2 H{+}
Ni + HS = NiHS =>
Ni + HS = NiHS
NaNO3 + Mn(NO3)2 + H2O = NaMnO2 + NO2 + HNO3 =>
NaNO3 + Mn(NO3)2 + H2O = NaMnO2 + NO2 + 2 HNO3
Mn + OH = MnO4 + H2O =>
Mn + 8 OH = MnO4 + 4 H2O
K3PO4 + Fe(OH)2 = Fe3(PO4)2 + KOH =>
2 K3PO4 + 3 Fe(OH)2 = Fe3(PO4)2 + 6 KOH
O2 + CoCO3(s) = Co3O4(s) + CO2 =>
O2 + 6 CoCO3(s) = 2 Co3O4(s) + 6 CO2
Al5 + F3 = Al2F =>
6 Al5 + 5 F3 = 15 Al2F
H2O(l) + Fe2S3(s) = Fe(OH)3(aq) + H2S(aq) =>
6 H2O(l) + Fe2S3(s) = 2 Fe(OH)3(aq) + 3 H2S(aq)
As2O3 + BrO2 = AsO4 + Br =>
2 As2O3 + 5 BrO2 = 4 AsO4 + 5 Br
K2Cr2O7 + HI + HClO4 = KCl4 + Cr(ClO4)3 + I + H2O =>
K2Cr2O7 + 64 HI + 14 HClO4 = 2 KCl4 + 2 Cr(ClO4)3 + 64 I + 39 H2O
SH2O + Ba(C2H3O2)2 = S(C2H3O2) + Ba(H2O)2 =>
2 SH2O + Ba(C2H3O2)2 = 2 S(C2H3O2) + Ba(H2O)2
Si2H6 + K2Cr2O7 + H2SO4 = SiO2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Si2H6 + 7 K2Cr2O7 + 28 H2SO4 = 6 SiO2 + 7 K2SO4 + 7 Cr2(SO4)3 + 37 H2O
NiO + KI = NiK + IO =>
NiO + KI = NiK + IO
Br2(l) + MgI2(aq) = MgBr2(aq) + I2(s) =>
Br2(l) + MgI2(aq) = MgBr2(aq) + I2(s)
LiOH + AlBr3 = LiBr + Al(OH)3 =>
3 LiOH + AlBr3 = 3 LiBr + Al(OH)3
FeSO4 + Ni = Fe + Ni(SO4)2 =>
2 FeSO4 + Ni = 2 Fe + Ni(SO4)2
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
AgNO3 + NH3 + Na2HPO4 = Ag3PO4 + NH4NO3 + NaNO3 =>
3 AgNO3 + NH3 + Na2HPO4 = Ag3PO4 + NH4NO3 + 2 NaNO3
ClCHCOOH + NH3 = NH2CHCOOH + NH4Cl =>
ClCHCOOH + 2 NH3 = NH2CHCOOH + NH4Cl
Al(OH)3 + SO3 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 SO3 = Al2(SO4)3 + 3 H2O
KClO3 + MnO2 = K2O + MnCl + O2 =>
4 KClO3 + 4 MnO2 = 2 K2O + 4 MnCl + 9 O2
PO4H3 + NaOH = H2O + Na3PO4 =>
PO4H3 + 3 NaOH = 3 H2O + Na3PO4
Co + HCl + KNO2 = K3[Co(NO2)6] + KCl + NO + H2O =>
Co + 6 HCl + 9 KNO2 = K3[Co(NO2)6] + 6 KCl + 3 NO + 3 H2O
NaCl(aq) + Cu(NO3)2(aq) = CuCl2 + Na(NO3) =>
2 NaCl(aq) + Cu(NO3)2(aq) = CuCl2 + 2 Na(NO3)
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
K2SO4 + BaBr2 = KBr + BaSO4 =>
K2SO4 + BaBr2 = 2 KBr + BaSO4
NH4Cl + AgC2H3O2 = AgNH4 + ClC2H3O2 =>
NH4Cl + AgC2H3O2 = AgNH4 + ClC2H3O2
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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