| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H3CI3 + 3 O2 = 3 CO + 3 H2O + 3 CI2
AlNO3 + AgCl = AlCl + AgNO3 =>
AlNO3 + AgCl = AlCl + AgNO3
H{+} + HNO3 + I{-} = NO + I{3–} + H2O =>
12 H{+} + 4 HNO3 + 3 I{-} = 4 NO + 3 I{3–} + 8 H2O
B2H6(g) + O2(g) = HBO2(g) + H2O(g) =>
B2H6(g) + 3 O2(g) = 2 HBO2(g) + 2 H2O(g)
FeCl{3} + NaOH = Fe(OH) + Na(Cl{3}) =>
FeCl{3} + NaOH = Fe(OH) + Na(Cl{3})
FeO + SiO = FeSi2 + Fe2O3 =>
7 FeO + 2 SiO = FeSi2 + 3 Fe2O3
CO + NaOH + H2O = NaHCO3 + H2 =>
CO + NaOH + H2O = NaHCO3 + H2
C8H7NO3 + Sn + HCl = C8H9NO + SnCl4 + H2O =>
2 C8H7NO3 + 3 Sn + 12 HCl = 2 C8H9NO + 3 SnCl4 + 4 H2O
HCl + Al2 = HAl + Cl2 =>
2 HCl + Al2 = 2 HAl + Cl2
CoS(s) + O2(g) = CoO(s)0 + SO2(g) =>
2 CoS(s) + 3 O2(g) = 2 CoO(s)0 + 2 SO2(g)
AgNO3 + NaOH = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH = Ag2O + 2 NaNO3 + H2O
Na2S2O3 + H2O = Na2SO4 + H2S =>
Na2S2O3 + H2O = Na2SO4 + H2S
H2CO3(aq) + Mg(OH)2(s) = MgCO3(aq) + H2O(aq) =>
H2CO3(aq) + Mg(OH)2(s) = MgCO3(aq) + 2 H2O(aq)
C6H12N4 + NH4NO3 = CO2 + N2 + H2O =>
C6H12N4 + 18 NH4NO3 = 6 CO2 + 20 N2 + 42 H2O
CrI3 + KOH + Br2 = KIO4 + K2CrO4 + KBr + H2O =>
2 CrI3 + 64 KOH + 27 Br2 = 6 KIO4 + 2 K2CrO4 + 54 KBr + 32 H2O
(C9H8O4) + O2 = CO2 + H2O =>
(C9H8O4) + 9 O2 = 9 CO2 + 4 H2O
CrI3 + KOH + Cl2 = KCr4 + KIO4 + KCl + H2O =>
8 CrI3 + 192 KOH + 83 Cl2 = 2 KCr4 + 24 KIO4 + 166 KCl + 96 H2O
Al2O3(l) = Al(s) + O2(g) =>
2 Al2O3(l) = 4 Al(s) + 3 O2(g)
C4H9OH + C5H5NHCrO3Cl = C3H7CHO + C5H5NHCl + Cr2O3 + H2O =>
3 C4H9OH + 2 C5H5NHCrO3Cl = 3 C3H7CHO + 2 C5H5NHCl + Cr2O3 + 3 H2O
P2O5 + CaO = Ca3 + PO4 =>
P2O5 + 3 CaO = Ca3 + 2 PO4
K + B2O3 = K2O3 + B =>
2 K + B2O3 = K2O3 + 2 B
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + NO3{-3} + H2O + OH{-} = Zn(OH)4{2-} + NH3 =>
3 Zn + NO3{-3} + 6 H2O + 3 OH{-} = 3 Zn(OH)4{2-} + NH3
[Co(NH3)6] + KCN = [Co(CN)4] + K + NH3 =>
[Co(NH3)6] + 4 KCN = [Co(CN)4] + 4 K + 6 NH3
Fe3 + NH3 = [Fe(NH3)4]3 =>
Fe3 + 12 NH3 = [Fe(NH3)4]3
KI + Na2CO3 = KICO3 + Na2 =>
KI + Na2CO3 = KICO3 + Na2
KBr + Mg2C = MgBr2 + K4C =>
4 KBr + Mg2C = 2 MgBr2 + K4C
SCN{-} + Hg{2+} = Hg(SCN)4{2-} =>
4 SCN{-} + Hg{2+} = Hg(SCN)4{2-}
C6H7N + HNO2 = C6H6O + N2 + H2O =>
C6H7N + HNO2 = C6H6O + N2 + H2O
NH4I + HgC2H3O2 = NH4C2H3O2 + HgI =>
NH4I + HgC2H3O2 = NH4C2H3O2 + HgI
C12H22O11 + O2 = H2O + C2O =>
C12H22O11 + 3 O2 = 11 H2O + 6 C2O
PbSO4 + KMnO4 = Pb(MnO4)2 + K2SO4 =>
PbSO4 + 2 KMnO4 = Pb(MnO4)2 + K2SO4
NH3CuSO4 = CuSO4NH3 =>
NH3CuSO4 = CuSO4NH3
C2H4Cl2 + NaOH = NaCl + C2H4(OH)2 =>
C2H4Cl2 + 2 NaOH = 2 NaCl + C2H4(OH)2
K + HF = K2F + H2 =>
4 K + 2 HF = 2 K2F + H2
MnO4{-} + SO2 + Br{-} = Mn{+2} + SO4{-2} + Br2 =>
2 MnO4{-} + 4 SO2 + 2 Br{-} = 2 Mn{+2} + 4 SO4{-2} + Br2
FeO + KMnO4 = KMnO2 + Fe2O3 =>
4 FeO + KMnO4 = KMnO2 + 2 Fe2O3
Al + FeSO4 = Al2(SO4)3 + Fe =>
2 Al + 3 FeSO4 = Al2(SO4)3 + 3 Fe
Co + Fe2{+} = Co2{+} + Fe =>
2 Co + Fe2{+} = Co2{+} + 2 Fe
Cu + H2S = CuS + H =>
Cu + H2S = CuS + 2 H
NiCl2 = Ni(iv) + Cl2 =>
NiCl2 = Ni(iv) + Cl2
PbO + Sb2S3 = Pb + Sb + SO3 =>
9 PbO + Sb2S3 = 9 Pb + 2 Sb + 3 SO3
NHC3H4S(l) + O2(g) = SO2 + NO + H2O + CO2 =>
4 NHC3H4S(l) + 23 O2(g) = 4 SO2 + 4 NO + 10 H2O + 12 CO2
MgCl2 + C17H33COONa = NaCl2 + C17H33COOMg =>
MgCl2 + C17H33COONa = NaCl2 + C17H33COOMg
O2 + AlS3 = Al2O + SO =>
7 O2 + 4 AlS3 = 2 Al2O + 12 SO
C + Be54 + O90 = C6Be5O2 =>
1620 C + 25 Be54 + 6 O90 = 270 C6Be5O2
Br2 + H2SO3 + H2O = Br{-} + HSO4{-} + H{+} =>
Br2 + H2SO3 + H2O = 2 Br{-} + HSO4{-} + 3 H{+}
C9H12O3 + O2 = CO2 + H2O =>
2 C9H12O3 + 21 O2 = 18 CO2 + 12 H2O
Na2[Zn(S2O3)2] + CH3COOH = ZnS + NaCH3COO + H2S + SO3 =>
Na2[Zn(S2O3)2] + 2 CH3COOH = ZnS + 2 NaCH3COO + H2S + 2 SO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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