| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + Na2O = H2O + 2 NaNO3
CH3CH2OH + Cr2O72{-} + H{+} = CH3CO2H + Cr3{+} + H2O =>
427 CH3CH2OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3CO2H + 8 Cr3{+} + 437 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Al(NO2)3 + KOH = KNO2 + Al(OH)3 =>
Al(NO2)3 + 3 KOH = 3 KNO2 + Al(OH)3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4Cl + AlCl3 = AlN + HCl =>
NH4Cl + AlCl3 = AlN + 4 HCl
H2SO4 + K3PO4 = H3PO4 + K2SO4 =>
3 H2SO4 + 2 K3PO4 = 2 H3PO4 + 3 K2SO4
C7H7O2 + OH = C7H6O2 + H2O =>
C7H7O2 + OH = C7H6O2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + Fe = Al2Fe3 =>
2 Al + 3 Fe = Al2Fe3
HCI + MnO2 = MnCI + H2O + CI =>
4 HCI + MnO2 = MnCI + 2 H2O + 3 CI
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH3COOH + NH3 = CH3COHNH + H2O =>
CH3COOH + NH3 = CH3COHNH + H2O
K2(C2O4)(aq) + CaCl2(aq) = KCl + Ca(C2O4) =>
K2(C2O4)(aq) + CaCl2(aq) = 2 KCl + Ca(C2O4)
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + H2O(l) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + 2 H2O(l)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na{+} + O{-2} = Na2O =>
2 Na{+} + O{-2} = Na2O
HCN + Sr(OH)2 = Sr(CN)2 + H2O =>
2 HCN + Sr(OH)2 = Sr(CN)2 + 2 H2O
Li(s) + HNO3(l) = LiNO3(aq) + H2(g) =>
2 Li(s) + 2 HNO3(l) = 2 LiNO3(aq) + H2(g)
HCOOH + MgO = (HCOO)2Mg + H2O =>
2 HCOOH + MgO = (HCOO)2Mg + H2O
C5H10O + H2 = C5H12O =>
C5H10O + H2 = C5H12O
C2H4 + CO + H2 = C3H6O =>
C2H4 + CO + H2 = C3H6O
Cu(OH)2 + NaOH = H2O + Na2CuO2 =>
Cu(OH)2 + 2 NaOH = 2 H2O + Na2CuO2
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
MnO + V2O5 = MnO2 + VO2 =>
MnO + V2O5 = MnO2 + 2 VO2
C5H10O5 + CO2 = C4H6O4 + H2O =>
7 C5H10O5 + 5 CO2 = 10 C4H6O4 + 5 H2O
H3PO4(aq) = P4O10(s) + H2O =>
4 H3PO4(aq) = P4O10(s) + 6 H2O
(NH4)3PO4 + AgNO3 = Ag3PO4 + NH4NO3 =>
(NH4)3PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3
H2O + HCN = CN{-} + H3O{+} =>
H2O + HCN = CN{-} + H3O{+}
BaCl2 + HNo3 = Ba(No3)2 + HCl =>
BaCl2 + 2 HNo3 = Ba(No3)2 + 2 HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HX + NaOH = NaX + H2O =>
HX + NaOH = NaX + H2O
Cu2[Fe(CN)6] + NaOH = Cu(OH)2 + Fe(OH)2 + NaCN =>
Cu2[Fe(CN)6] + 6 NaOH = 2 Cu(OH)2 + Fe(OH)2 + 6 NaCN
(OH)2 = O2 + H2 =>
(OH)2 = O2 + H2
CuCO3 + Na2SO4 = Na2CO3 + CuSO4 =>
CuCO3 + Na2SO4 = Na2CO3 + CuSO4
KCl(aq) + Na2SO4(aq) = K2SO4(s) + NaCl(aq) =>
2 KCl(aq) + Na2SO4(aq) = K2SO4(s) + 2 NaCl(aq)
HS + CI = HIC + S =>
HS + CI = HIC + S
Al + H3PO3 = AlPO3 + H2 =>
2 Al + 2 H3PO3 = 2 AlPO3 + 3 H2
Na2O + SiO2 = Na2O2 + SiO =>
Na2O + SiO2 = Na2O2 + SiO
(NH4)3PO4 + CaCl2 = Ca3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NH4Cl
CuCl + HNO3 = Cu(NO3)2 + HCl + NO + H2O =>
3 CuCl + 7 HNO3 = 3 Cu(NO3)2 + 3 HCl + NO + 2 H2O
CS2 + NH3 = NH4CSN + H2S =>
CS2 + 2 NH3 = NH4CSN + H2S
H3PO4 + Na2CO3 = CO2 + H2O + Na3PO4 =>
2 H3PO4 + 3 Na2CO3 = 3 CO2 + 3 H2O + 2 Na3PO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Br2 + SnI4 = BrI + Sn =>
2 Br2 + SnI4 = 4 BrI + Sn
C2H5OH + HO2 = CH3COOH + H2O =>
3 C2H5OH + 4 HO2 = 3 CH3COOH + 5 H2O
HCl + KMnO4 = KCl + MnCl2 + Cl2 + H2O(l) =>
16 HCl + 2 KMnO4 = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O(l)
FeCl2 + Ag = AgCl2 + Fe =>
FeCl2 + Ag = AgCl2 + Fe
Ag + HNO3 = NO2 + AgNO3 + H2O =>
Ag + 2 HNO3 = NO2 + AgNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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