| Équations équilibrées la veille |
SO4 + 2 HNO3 + 2 AgNO3 = Ag2SO4 + 2 H(NO3)2
C22H24N2O8 + H2O2 = CO2 + H2O + HNO3 =>
C22H24N2O8 + 53 H2O2 = 22 CO2 + 64 H2O + 2 HNO3
NH3 + H2SO4 = H2O + SO2 + NH3O =>
NH3 + H2SO4 = H2O + SO2 + NH3O
ClO2{-} + Fe{3+} + H2O = ClO4{-} + Fe{2+} + H{+} =>
ClO2{-} + 4 Fe{3+} + 2 H2O = ClO4{-} + 4 Fe{2+} + 4 H{+}
KH3F3 = K2F2 + H2 + F2 =>
2 KH3F3 = K2F2 + 3 H2 + 2 F2
NH4 + CuO2 = N + Cu + H2O =>
NH4 + CuO2 = N + Cu + 2 H2O
Nh4Br + Ba(OH)2 = BaBr2 + Nh4OH =>
2 Nh4Br + Ba(OH)2 = BaBr2 + 2 Nh4OH
AgNO3 + H2S = AgNO3S + H2 =>
AgNO3 + H2S = AgNO3S + H2
C2H5HO + H2O2 = CH3HO + CH4O2 =>
C2H5HO + H2O2 = CH3HO + CH4O2
MnO4{-} + SO2{-}2 + H2O = MnO2 + SO4{-}2 + OH{-} =>
4 MnO4{-} + 3 SO2{-}2 + 2 H2O = 4 MnO2 + 3 SO4{-}2 + 4 OH{-}
M2O3 + H2SO4 = M2(SO4)3 + H2O =>
M2O3 + 3 H2SO4 = M2(SO4)3 + 3 H2O
MnBr4 + O2 = Br2 + MnO2 =>
MnBr4 + O2 = 2 Br2 + MnO2
Al(s) + CuCl2(at) = Cu(s) + AlCl3(aq) =>
2 Al(s) + 3 CuCl2(at) = 3 Cu(s) + 2 AlCl3(aq)
C3H4 + NaNH2 = C3H2 + NaNH3 =>
C3H4 + 2 NaNH2 = C3H2 + 2 NaNH3
K3[Ag(S2O3)2] + NH3 + H2O = [Ag(NH3)2]OH + K2S2O3 + (NH4)2S2O3 =>
2 K3[Ag(S2O3)2] + 6 NH3 + 2 H2O = 2[Ag(NH3)2]OH + 3 K2S2O3 + (NH4)2S2O3
HBO + Mg(OH)2 = Mg(BO)2 + H2O =>
2 HBO + Mg(OH)2 = Mg(BO)2 + 2 H2O
Ni(NO3)2(aq) + Na2S(aq) = NiS(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + Na2S(aq) = NiS(s) + 2 NaNO3(aq)
HCLO(aq) + LIOH(aq) = H2O(l) + LICLO(aq) =>
HCLO(aq) + LIOH(aq) = H2O(l) + LICLO(aq)
Fe2S3 + AgNO3 = Ag2S + Fe(NO3)3 =>
Fe2S3 + 6 AgNO3 = 3 Ag2S + 2 Fe(NO3)3
Pb(NO2)2 + H2O = HNO2 + Pb(OH)2 =>
Pb(NO2)2 + 2 H2O = 2 HNO2 + Pb(OH)2
LiCl + Cu(NO3)2 = Li(NO3)2 + CuCl =>
LiCl + Cu(NO3)2 = Li(NO3)2 + CuCl
HI03 + H2SO4 = H2S + I + H2O =>
8 HI03 + H2SO4 = H2S + 24 I + 4 H2O
Pb(NO3)2 + H2O = Pb + O2 + HNO3 =>
2 Pb(NO3)2 + 2 H2O = 2 Pb + O2 + 4 HNO3
BaCO3 + H3O{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H3O{+} = Ba{2+} + CO2 + 3 H2O
CuC2O4 + KMnO4 + H2SO4 = Cu2(SO4)3 + CO2 + MnSO4 + K2SO4 + H2O =>
10 CuC2O4 + 6 KMnO4 + 24 H2SO4 = 5 Cu2(SO4)3 + 20 CO2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
Al + Li2S = Li2 + Al3S2 =>
3 Al + 2 Li2S = 2 Li2 + Al3S2
H3O5 + H3O = H2O =>
H3O5 + 7 H3O = 12 H2O
Co3 + NaOH = Co(OH) + Na =>
Co3 + 3 NaOH = 3 Co(OH) + 3 Na
HSO3{-} + H{+} = H2O + SO2 =>
HSO3{-} + H{+} = H2O + SO2
Ba(OH)2 + (NH4)2HPO4 = H2O + (NH4)3PO4 + Ba3(PO4)2 =>
3 Ba(OH)2 + 6(NH4)2HPO4 = 6 H2O + 4(NH4)3PO4 + Ba3(PO4)2
Mg + FeCl = Fe + MgCl2 =>
Mg + 2 FeCl = 2 Fe + MgCl2
HCl + OH = Cl3 + H2O =>
3 HCl + 3 OH = Cl3 + 3 H2O
Cu + AgNo3 = Ag + CuNo =>
3 Cu + AgNo3 = Ag + 3 CuNo
NaCl + H2SO4 = H2Cl + NaSO4 =>
NaCl + H2SO4 = H2Cl + NaSO4
KCrO + Na2O2 + H2O = K2CrO4 + Na2CrO4 + NaOH =>
2 KCrO + 5 Na2O2 + 4 H2O = K2CrO4 + Na2CrO4 + 8 NaOH
NH4NO3(s) = N2O(s) + H2O(g) =>
NH4NO3(s) = N2O(s) + 2 H2O(g)
C12H22O11H2O = C2H5OHCO2 =>
C12H22O11H2O = 4 C2H5OHCO2
Al2O3 + MgCl2 = AlCl3 + MgO =>
Al2O3 + 3 MgCl2 = 2 AlCl3 + 3 MgO
Ca(C2H3O2)2 = (CH3)2CO + CaCO3 =>
Ca(C2H3O2)2 = (CH3)2CO + CaCO3
CuS + O = Cu0 + SO2 =>
CuS + 2 O = Cu0 + SO2
CH3COONaCO2H2O = CH3COOHNaHCO3 =>
CH3COONaCO2H2O = CH3COOHNaHCO3
Fe{2+} + Fe{3+} + HO{-} = Fe3O4 + H2O =>
Fe{2+} + 2 Fe{3+} + 8 HO{-} = Fe3O4 + 4 H2O
C12H22O11H2O = C2H6OCO2 =>
C12H22O11H2O = 4 C2H6OCO2
PbCrCl3 = PbCl3Cr =>
PbCrCl3 = PbCl3Cr
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
Pb(CH3COO)2 + NaOH + Ca(ClO)2 = PbO2 + CaCl2 + CH3COONa + H2O =>
2 Pb(CH3COO)2 + 4 NaOH + Ca(ClO)2 = 2 PbO2 + CaCl2 + 4 CH3COONa + 2 H2O
Na2S2O3 = SO2 + Na2S + O2 =>
2 Na2S2O3 = 2 SO2 + 2 Na2S + O2
NO(g) + CO(g) = N2(g) + CO2(g) =>
2 NO(g) + 2 CO(g) = N2(g) + 2 CO2(g)
Ce(OH)3 = CeO2 + H2 + O =>
2 Ce(OH)3 = 2 CeO2 + 3 H2 + 2 O
Na2CO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2
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Équations équilibrées sur01/09/25
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