| Équations équilibrées la veille |
AgNO3NaCl = AgClNaNO3
NH4({+}) + O2 = NO2({-}) + H2O + H({+}) =>
2 NH4({+}) + 3 O2 = 2 NO2({-}) + 2 H2O + 4 H({+})
Fe(SO4) + HCl = FeCl2 + H2SO4 =>
Fe(SO4) + 2 HCl = FeCl2 + H2SO4
(NH4)2CO3(aq) + NaOH(aq) = Na2CO3(aq) + NH3(g) + H2O =>
(NH4)2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 NH3(g) + 2 H2O
AlBr3 + (NH4)3PO4 = AlPO4 + (NH4)Br =>
AlBr3 + (NH4)3PO4 = AlPO4 + 3(NH4)Br
K + Ca(C2H3O2)2 = KC2H3O2 + Ca =>
2 K + Ca(C2H3O2)2 = 2 KC2H3O2 + Ca
Fe(III) + Cl = Fe(III)Cl3 =>
Fe(III) + 3 Cl = Fe(III)Cl3
MnI2 + K2S = MnS + KI =>
MnI2 + K2S = MnS + 2 KI
C3H6 + H2O2 = C4H8O2 + H2O =>
4 C3H6 + 6 H2O2 = 3 C4H8O2 + 6 H2O
Mg2 + O = Mg2O2 =>
Mg2 + 2 O = Mg2O2
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
AgI + HCl = AgCl + HI =>
AgI + HCl = AgCl + HI
(NH4)2(Ce(NO3)6) + Al(NO3)3*9*H2O + C2H6N4O2 = CeAl2O4 + CO2 + H2O + N2 =>
5(NH4)2(Ce(NO3)6) + 10 Al(NO3)3*9*H2O + 28 C2H6N4O2 = 5 CeAl2O4 + 56 CO2 + 114 H2O + 91 N2
C2H6(aq) + O2 = CO2(g) + H2O =>
2 C2H6(aq) + 7 O2 = 4 CO2(g) + 6 H2O
CrSO4 + HCl = CrCl2 + H2SO4 =>
CrSO4 + 2 HCl = CrCl2 + H2SO4
Ba(NO3)2 + K2HPO4 = BaHPO4 + KNO3 =>
Ba(NO3)2 + K2HPO4 = BaHPO4 + 2 KNO3
Al + SrO2 = Al2O3 + SrO =>
2 Al + 3 SrO2 = Al2O3 + 3 SrO
Cl + Al = AlCl3 =>
3 Cl + Al = AlCl3
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + H2O =>
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + 9 H2O
Na2CO3 + Pb(NO3)2 = PbCO3 + NaNO3 =>
Na2CO3 + Pb(NO3)2 = PbCO3 + 2 NaNO3
CaO(s) + C(s) = CaC2(s) + CO2(g) =>
2 CaO(s) + 5 C(s) = 2 CaC2(s) + CO2(g)
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
SnCl2 + KI = SnI2 + KCl =>
SnCl2 + 2 KI = SnI2 + 2 KCl
CH3CHClCH3 + NH3 = NH4Cl + CH3CHNH2CH3 =>
CH3CHClCH3 + 2 NH3 = NH4Cl + CH3CHNH2CH3
HgCl2 + SO2 + H2O = HgCl + H2SO4 + HCl =>
2 HgCl2 + SO2 + 2 H2O = 2 HgCl + H2SO4 + 2 HCl
KMnO4 + H2SO4 + SCNNa = SO4K2 + SO4Mn + CNH + H2O + SO4Na2 =>
12 KMnO4 + 13 H2SO4 + 10 SCNNa = 6 SO4K2 + 12 SO4Mn + 10 CNH + 8 H2O + 5 SO4Na2
Ca(NO3)2 + Rb2SO4 = CaSO4 + Rb2(NO3)2 =>
Ca(NO3)2 + Rb2SO4 = CaSO4 + Rb2(NO3)2
MgNO3(aq) + K(s) = Mg(s) + KNO3(aq) =>
MgNO3(aq) + K(s) = Mg(s) + KNO3(aq)
LiI + Br2 = LiBr2 + I =>
LiI + Br2 = LiBr2 + I
FeSCN + (NH4)2C2O4 = (NH4)2SCN + FeC2O4 =>
FeSCN + (NH4)2C2O4 = (NH4)2SCN + FeC2O4
XeO4 + XeF6 = XeOF4 + XeO3F2 =>
XeO4 + XeF6 = XeOF4 + XeO3F2
Cr2O7 + H2SO3 = Cr + SO4 + H2O =>
2 Cr2O7 + 7 H2SO3 = 4 Cr + 7 SO4 + 7 H2O
(Fe(CN)6){3-} + C6H8O6 = (Fe(CN)6){4-} + C6H6O6 + H{+} =>
2(Fe(CN)6){3-} + C6H8O6 = 2(Fe(CN)6){4-} + C6H6O6 + 2 H{+}
Na2SO3(s) + HNO3(aq) = NaNO3 + H2SO3 =>
Na2SO3(s) + 2 HNO3(aq) = 2 NaNO3 + H2SO3
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
Cr3{+} + e = Cr =>
Cr3{+} + e = 3 Cr
S + KClO3 = SO2 + KCl =>
3 S + 2 KClO3 = 3 SO2 + 2 KCl
SnO2(s) = Sn(s) + O2(g) =>
SnO2(s) = Sn(s) + O2(g)
Fe + C2O4 = FeC2O4 =>
Fe + C2O4 = FeC2O4
BaCl2 + CuSO4 = BaSO4 + CuCl2 =>
BaCl2 + CuSO4 = BaSO4 + CuCl2
Fe2S3(s) + HBr(aq) = H2S(aq) + FeBr3(aq) =>
Fe2S3(s) + 6 HBr(aq) = 3 H2S(aq) + 2 FeBr3(aq)
LiOH + HI = Li + HIOH =>
LiOH + HI = Li + HIOH
C3H7OH + Cr2O72{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
427 C3H7OH + 6 Cr2O72{-} + 10 H{+} = 4 Cr3{+} + 427 CH3COCH3 + 432 H2O
Cu + S(s) = Cu2S =>
2 Cu + S(s) = Cu2S
KHCO3 + H3PO4 = K2HPO4 + H2O + CO2 =>
2 KHCO3 + H3PO4 = K2HPO4 + 2 H2O + 2 CO2
Fe(H2O)6 + NaCN = Fe(CN)6 + Na + H2O =>
Fe(H2O)6 + 6 NaCN = Fe(CN)6 + 6 Na + 6 H2O
(NH4)2(Ce(NO3)6) + Al(NO3)3*9(H2O) + C2H6N4O2 = CeAl2O4 + CO2 + H2O + N2 =>
5(NH4)2(Ce(NO3)6) + 10 Al(NO3)3*9(H2O) + 28 C2H6N4O2 = 5 CeAl2O4 + 56 CO2 + 194 H2O + 91 N2
Fe2 + S8 = Fe2S8 =>
Fe2 + S8 = Fe2S8
Na2CO3(aq) + CaCl2*2H2O(aq) = CaCO3(s) + NaCl(aq) + H2O =>
Na2CO3(aq) + CaCl2*2H2O(aq) = CaCO3(s) + 2 NaCl(aq) + 2 H2O
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Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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