| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + 4 HBr = SO + 3 H2O + 2 Br2
MgNH4PO4(s) = Mg2P2O7(s) + NH3(g) + H2O(g) =>
2 MgNH4PO4(s) = Mg2P2O7(s) + 2 NH3(g) + H2O(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe2O3 + H2 = FeO + H2O =>
Fe2O3 + H2 = 2 FeO + H2O
CH3CH2Cl + KOH = C2H5OH + KCl =>
CH3CH2Cl + KOH = C2H5OH + KCl
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
(NH4)2SO4(aq) + BaBr2(aq) = BaSO4 + NH4Br =>
(NH4)2SO4(aq) + BaBr2(aq) = BaSO4 + 2 NH4Br
K2Cr2O7 + HCl = KCl + Cl2 + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 3 Cl2 + 2 CrCl3 + 7 H2O
C2 = C4 =>
2 C2 = C4
[Ag(NH3)2]NO3 + NH4Cl = AgCl + NH3 + H{+} + NO3{-} =>
[Ag(NH3)2]NO3 + NH4Cl = AgCl + 3 NH3 + H{+} + NO3{-}
Cu(NO3)2 + Na2CO3 + H2O = CO2 + CuCO3*Cu(OH)2 + NaNO3 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CO2 + CuCO3*Cu(OH)2 + 4 NaNO3
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
S + Ag = SAg2 =>
S + 2 Ag = SAg2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Na(s) + F2(g) = NaF(s) =>
2 Na(s) + F2(g) = 2 NaF(s)
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Br + H2O + SO2 = HBr + H2SO4 =>
2 Br + 2 H2O + SO2 = 2 HBr + H2SO4
Ba{2+} + Na2SO4 = BaSO4 + Na{+} =>
Ba{2+} + Na2SO4 = BaSO4 + 2 Na{+}
NaCO3 + H2SO4 = NaSO4 + H2O + CO2 =>
NaCO3 + H2SO4 = NaSO4 + H2O + CO2
PbSO4 + Ca(OH)2 = Pb(OH)2 + CaSO4 =>
PbSO4 + Ca(OH)2 = Pb(OH)2 + CaSO4
SiO2 + NaCO3 = NaSiO3 + CO2 =>
SiO2 + NaCO3 = NaSiO3 + CO2
Ag3N + KCl = AgCl + K3N =>
Ag3N + 3 KCl = 3 AgCl + K3N
NiSO4 + NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + H2O =>
NiSO4 + 8 NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + 6 H2O
Cr2O3 + HNO3 = Cr(NO3)6 + NO + H2O =>
Cr2O3 + 14 HNO3 = 2 Cr(NO3)6 + 2 NO + 7 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
(NH4)Cl + HBr = NH4Br + HCl =>
(NH4)Cl + HBr = NH4Br + HCl
CuCl2 + AgCO3 = AgCl2 + CuCO3 =>
CuCl2 + AgCO3 = AgCl2 + CuCO3
Ag + HCl + HNO3 = AgCl3 + H2O + NO =>
Ag + 3 HCl + HNO3 = AgCl3 + 2 H2O + NO
C2H5COOH + Ba(OH)2 = (C2H5COO)2Ba + H2O =>
2 C2H5COOH + Ba(OH)2 = (C2H5COO)2Ba + 2 H2O
CO2 + H2O = C6H6 + O2 =>
12 CO2 + 6 H2O = 2 C6H6 + 15 O2
Sr(NO3)2 + Na2HPO4 = SrPO4 + Na2(NO3)2 + H2 =>
2 Sr(NO3)2 + 2 Na2HPO4 = 2 SrPO4 + 2 Na2(NO3)2 + H2
MnO4{-} + I{-} + OH{-} = MnO4{2-} + IO4{-} + H2O =>
8 MnO4{-} + I{-} + 8 OH{-} = 8 MnO4{2-} + IO4{-} + 4 H2O
Mg + AgCl = MgCl2 + Ag =>
Mg + 2 AgCl = MgCl2 + 2 Ag
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
AgNo3 + Na2SO4 = AgSO4 + Na2No3 =>
AgNo3 + Na2SO4 = AgSO4 + Na2No3
MgSO4 = Mg{+2} + SO4{-2} =>
MgSO4 = Mg{+2} + SO4{-2}
CaF2 = Ca + F2 =>
CaF2 = Ca + F2
AgSO3 + H2O = H2SO4 + Ag2 =>
2 AgSO3 + 2 H2O = 2 H2SO4 + Ag2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Na2CO3 + HCl = H2O + CO2 + Na + Cl =>
Na2CO3 + 2 HCl = H2O + CO2 + 2 Na + 2 Cl
Zn(OH)2 + NaO = H2O + NaZnO2 =>
Zn(OH)2 + NaO = H2O + NaZnO2
KOH + CO = K2CO2 + H2O =>
2 KOH + CO = K2CO2 + H2O
Al + H2SO4 = Al2(SO4)3 + S + H2O =>
2 Al + 4 H2SO4 = Al2(SO4)3 + S + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Zn{+2} + NH4OH = Zn(NH3)4{+2} + H2O =>
Zn{+2} + 4 NH4OH = Zn(NH3)4{+2} + 4 H2O
Zn + CuBr2 = Zn2Cu + Br3 =>
6 Zn + 3 CuBr2 = 3 Zn2Cu + 2 Br3
K + Ni(NO3)2 = KNO3 + Ni =>
2 K + Ni(NO3)2 = 2 KNO3 + Ni
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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