| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KO2 + H2 = O2 + 2 KOH
CH3COOH + CuCO3 = Cu(CH3COO)2 + CO2 + H2O =>
2 CH3COOH + CuCO3 = Cu(CH3COO)2 + CO2 + H2O
NaCl(aq) + Hg2(C2H3O2)2(aq) = Hg2Cl2(s) + NaC2H3O2(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = Hg2Cl2(s) + 2 NaC2H3O2(aq)
FeSO4(s) = Fe2O3(s) + SO2(g) + O2(g) =>
4 FeSO4(s) = 2 Fe2O3(s) + 4 SO2(g) + O2(g)
AgNO3(aq)NaOH(aq) = AgOH(aq)NaNO3(aq) =>
AgNO3(aq)NaOH(aq) = AgOH(aq)NaNO3(aq)
HCOOH + CH3CH2NH2 = HCOO{-} + CH3CH2NH3{+} =>
HCOOH + CH3CH2NH2 = HCOO{-} + CH3CH2NH3{+}
Fe(OH)3 + CO2 = Fe2(CO3)3 + H2O =>
2 Fe(OH)3 + 3 CO2 = Fe2(CO3)3 + 3 H2O
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
Fe + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe + 6 KMnO4 + 24 H2SO4 = 5 Fe2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
PbO2 + MnSO4 + H3PO4 = Pb3(PO4)2 + HMnO4 + PbSO4 + H2O =>
5 PbO2 + 2 MnSO4 + 2 H3PO4 = Pb3(PO4)2 + 2 HMnO4 + 2 PbSO4 + 2 H2O
CH2O(g) + O2(g) = HCOOH(g) =>
2 CH2O(g) + O2(g) = 2 HCOOH(g)
Ba + Ni3(PO4)2 = Ni + Ba(PO4) =>
2 Ba + Ni3(PO4)2 = 3 Ni + 2 Ba(PO4)
Na + Cu(NO3)2 = Na(NO3) + Cu =>
2 Na + Cu(NO3)2 = 2 Na(NO3) + Cu
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
LiNO3 + Al2(SO4)3 = Al(NO3)3 + Li2SO4 =>
6 LiNO3 + Al2(SO4)3 = 2 Al(NO3)3 + 3 Li2SO4
Cl2(g) + F2(g) = ClF3 =>
Cl2(g) + 3 F2(g) = 2 ClF3
Na + (CO3)2 = Na(CO3)2 =>
Na + (CO3)2 = Na(CO3)2
C17H35COOH + O3 = CO2 + H2O =>
3 C17H35COOH + 52 O3 = 54 CO2 + 54 H2O
N2(g) + Cl2(g) = NCl3 =>
N2(g) + 3 Cl2(g) = 2 NCl3
Pb(s) + FeSO4(aq) = PbSO4(s) + Fe(s) =>
Pb(s) + FeSO4(aq) = PbSO4(s) + Fe(s)
Fe + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K =>
3 Fe + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 6 K
Ni(H2O)6{2+} + NH3 = Ni(NH3)6{2+} + H2O =>
Ni(H2O)6{2+} + 6 NH3 = Ni(NH3)6{2+} + 6 H2O
KI + CHCl3 + Cl2 = KCl + HI + CCl4 =>
KI + CHCl3 + Cl2 = KCl + HI + CCl4
C6H5CHO + Cr2O7{-2} + H{+} = C6H5COOH + Cr{+3} + H2O =>
3 C6H5CHO + Cr2O7{-2} + 8 H{+} = 3 C6H5COOH + 2 Cr{+3} + 4 H2O
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2 =>
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2
AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7 + KNO3 =>
2 AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7 + 2 KNO3
H2O + NO2 = (HNO3) + NO =>
H2O + 3 NO2 = 2(HNO3) + NO
NH4NO3(aq) = N2O(g) + H2O(l) =>
NH4NO3(aq) = N2O(g) + 2 H2O(l)
K2I + Br2 = K2Br + I2 =>
2 K2I + Br2 = 2 K2Br + I2
(NH4)2CO3 + CsOH = NH4OH + Cs2CO3 =>
(NH4)2CO3 + 2 CsOH = 2 NH4OH + Cs2CO3
H2S + SO24 = S8 + H2O =>
192 H2S + 8 SO24 = 25 S8 + 192 H2O
HBr + Mg(HCO3)2 = CO2 + H2O + MgBr2 =>
2 HBr + Mg(HCO3)2 = 2 CO2 + 2 H2O + MgBr2
ZnO + NaHCO3 = Na2O + Zn(HCO3)2 =>
ZnO + 2 NaHCO3 = Na2O + Zn(HCO3)2
UO2(NO3)2 = UO2 + NO2 + O2 =>
UO2(NO3)2 = UO2 + 2 NO2 + O2
Fe2O3 + Zn = Fe2Zn + O3 =>
Fe2O3 + Zn = Fe2Zn + O3
C6H9N3O2 + NaOH = H2O + C6H8N3O2Na =>
C6H9N3O2 + NaOH = H2O + C6H8N3O2Na
Br{-} + Cr2O7{2-} + H{+} = Cr + Br2 + H2O =>
12 Br{-} + Cr2O7{2-} + 14 H{+} = 2 Cr + 6 Br2 + 7 H2O
K(MnO4) + K(ClO2) + H2O = MnO2 + K(ClO4) + KOH =>
4 K(MnO4) + 3 K(ClO2) + 2 H2O = 4 MnO2 + 3 K(ClO4) + 4 KOH
Na2CO3 + Pb(NO3)2 = NaNO3 + Pb(CO3) =>
Na2CO3 + Pb(NO3)2 = 2 NaNO3 + Pb(CO3)
CuSO4Na2CO3 = CuCO3Na2SO4 =>
CuSO4Na2CO3 = CuCO3Na2SO4
H2(g) + O(g) = H2O =>
H2(g) + O(g) = H2O
Fe(OH)2 + CrO4{-2} + H2O = Fe(OH)3 + Cr(OH)4{-} + OH{-} =>
3 Fe(OH)2 + CrO4{-2} + 4 H2O = 3 Fe(OH)3 + Cr(OH)4{-} + OH{-}
K2S(aq) + CuSO4(aq) = K2SO4(aq) + CuS =>
K2S(aq) + CuSO4(aq) = K2SO4(aq) + CuS
[Fe(SCN)(H2O)5]{2+} = Fe{3+} + SCN{-} + H2O =>
[Fe(SCN)(H2O)5]{2+} = Fe{3+} + SCN{-} + 5 H2O
KIO3 + H2SO4 + Na2S = I2 + Na2SO4 + H2O + K2SOO4 =>
2 KIO3 + H2SO4 + Na2S = I2 + Na2SO4 + H2O + K2SOO4
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 KCl
FeCO3(s) + HCl(aq) = FeCl2(aq) + H2O(l) + CO2(g) =>
FeCO3(s) + 2 HCl(aq) = FeCl2(aq) + H2O(l) + CO2(g)
Li2CO3(aq) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g) =>
Li2CO3(aq) + 2 HCl(aq) = 2 LiCl(s) + H2O(l) + CO2(g)
P4 + OH{-} = H2PO2{-} + e =>
P4 + 8 OH{-} = 4 H2PO2{-} + 4e
HI(aq) + O2(g) = H2O(l) + I2(s) =>
4 HI(aq) + O2(g) = 2 H2O(l) + 2 I2(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/14/25
Équations équilibrées sur07/14/24
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