| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr3{+} + 23 H2O2 + 2 OH{-} = 6 CrO4 + 24 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na2[Zn(OH)4] + HNO3 = Zn(NO3)2 + Na2O + H2O =>
Na2[Zn(OH)4] + 2 HNO3 = Zn(NO3)2 + Na2O + 3 H2O
Li2O(s) + H2O(l) = LiOH(aq) =>
Li2O(s) + H2O(l) = 2 LiOH(aq)
S4 + O2 = SO3 =>
S4 + 6 O2 = 4 SO3
HO2C(CH)2CO2H + NaOH = NaO2C(CH)2CO2Na + H2O =>
HO2C(CH)2CO2H + 2 NaOH = NaO2C(CH)2CO2Na + 2 H2O
Al(OH)3 + H2SO4 = (AlOH)SO4 + H2O =>
Al(OH)3 + H2SO4 = (AlOH)SO4 + 2 H2O
S4 + H2 = H2S =>
S4 + 4 H2 = 4 H2S
Pb + CuO = PbCu + O =>
Pb + CuO = PbCu + O
BaCO3 + Fe2(SO4)3 = Ba(SO4)3 + Fe2CO3 =>
BaCO3 + Fe2(SO4)3 = Ba(SO4)3 + Fe2CO3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
MnO4{2-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
MnO4{2-} + SO3{2-} + H2O = MnO2 + SO4{2-} + 2 OH{-}
LiO2 + H2O = LiOH + O2 =>
4 LiO2 + 2 H2O = 4 LiOH + 3 O2
B2O3(s) + H2O = H3BO3 =>
B2O3(s) + 3 H2O = 2 H3BO3
Ni(NO3)2*6H2O + C2H5NO2 = NiO + CO2 + H2O + N2 =>
9 Ni(NO3)2*6H2O + 10 C2H5NO2 = 9 NiO + 20 CO2 + 79 H2O + 14 N2
CuCl2 + NH4NO3 = Cl2NH4 + CuNO3 =>
CuCl2 + NH4NO3 = Cl2NH4 + CuNO3
Na2Co3 + Fe(NO3)3 = Fe2(Co3)3 + NaNO3 =>
3 Na2Co3 + 2 Fe(NO3)3 = Fe2(Co3)3 + 6 NaNO3
NH4OH + CuCl = (NH4)Cl + OHCu =>
NH4OH + CuCl = (NH4)Cl + OHCu
NH4Cl + HCl = NH3Cl2 + H2 =>
NH4Cl + HCl = NH3Cl2 + H2
Li2SO4(aq) + Ba(ClO4)2(aq) = BaSO4(s) + LiClO4(aq) =>
Li2SO4(aq) + Ba(ClO4)2(aq) = BaSO4(s) + 2 LiClO4(aq)
Mg3O8P2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3O8P2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
KSCN + FeSO4 = KSSO4 + FeCN =>
KSCN + FeSO4 = KSSO4 + FeCN
HNO3(aq) + NaOH(aq) = NaNO3(aq) + H2O(l) =>
HNO3(aq) + NaOH(aq) = NaNO3(aq) + H2O(l)
FeS(s) + HCl = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl = FeCl2(aq) + H2S(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KCOOH + HNO3 = KNO3 + HCOOH =>
KCOOH + HNO3 = KNO3 + HCOOH
H2C2O4*H2O + FeC2O4 + K2C2O4*H2O + H2O2 = K3[Fe(C2O4)3]*H2O + H2O =>
H2C2O4*H2O + 2 FeC2O4 + 3 K2C2O4*H2O + H2O2 = 2 K3[Fe(C2O4)3]*H2O + 4 H2O
C6Cl4N2 + NH3 = C6H2Cl3N3 + NH4Cl =>
C6Cl4N2 + 2 NH3 = C6H2Cl3N3 + NH4Cl
Li(s) + Fe(NO3)3(aq) = LiNO3 + Fe =>
3 Li(s) + Fe(NO3)3(aq) = 3 LiNO3 + Fe
CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
Pb + H2SO4 = Pb(HSO4) + SO2 + H2O =>
2 Pb + 3 H2SO4 = 2 Pb(HSO4) + SO2 + 2 H2O
C10H24O + O2 = H2O + CO2 =>
2 C10H24O + 31 O2 = 24 H2O + 20 CO2
Me4NI3{-} + S2O3{2-} = S4O6{2-} + Me4N + I{-}{+} =>
Me4NI3{-} + 2 S2O3{2-} = S4O6{2-} + Me4N + 3 I{-}{+}
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
B2S3 + HNO3 = B(NO3)3 + NO + S + H2O =>
B2S3 + 8 HNO3 = 2 B(NO3)3 + 2 NO + 3 S + 4 H2O
K2Cr2O7 + HNO3 = KNO3 + H2Cr2O7 =>
K2Cr2O7 + 2 HNO3 = 2 KNO3 + H2Cr2O7
FeOHCl2 + H2SO4 = Fe2(SO4)3 + HCl + H2O =>
2 FeOHCl2 + 3 H2SO4 = Fe2(SO4)3 + 4 HCl + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HNO2 + HN3 = N2O + N2 + H2O =>
HNO2 + HN3 = N2O + N2 + H2O
Au + HNO3 + HCl = AuCl3 + NO2 + H2O =>
Au + 3 HNO3 + 3 HCl = AuCl3 + 3 NO2 + 3 H2O
Hg2Cl2 + Sn{2+} + Cl{-} = Hg + SnCl6{2-} =>
Hg2Cl2 + Sn{2+} + 4 Cl{-} = 2 Hg + SnCl6{2-}
FeS + K = K2S + Fe2 =>
2 FeS + 4 K = 2 K2S + Fe2
H2S + Pt(OH)4 = Pt2S4 + H2O =>
4 H2S + 2 Pt(OH)4 = Pt2S4 + 8 H2O
CaCO3 + SiO2 + K2CO3 = CO2 + K2O*CaO*6SiO2 =>
CaCO3 + 6 SiO2 + K2CO3 = 2 CO2 + K2O*CaO*6SiO2
Al(NO3)3 + Zn = Al(NO3)3Zn =>
Al(NO3)3 + Zn = Al(NO3)3Zn
FeCl3 + NaOH = FeOH + Na + Cl =>
FeCl3 + NaOH = FeOH + Na + 3 Cl
K2B4O7 + H3BO3 = KB5O8 + H2O =>
K2B4O7 + 6 H3BO3 = 2 KB5O8 + 9 H2O
AgNO2 + NaCl = AgCl + NaNO2 =>
AgNO2 + NaCl = AgCl + NaNO2
KS + NaOH = NaS + KOH =>
KS + NaOH = NaS + KOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/09/25
Équations équilibrées sur06/08/24
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