| Équations équilibrées la veille | Équations équilibrées le lendemain |
P2S5 + 20 N2O4 + 56 KOH = 2 K3PO4 + 5 K2SO4 + 40 KNO2 + 28 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaOH + Ba(NO3)2 = Ba(OH)2 + Na(NO3) =>
2 NaOH + Ba(NO3)2 = Ba(OH)2 + 2 Na(NO3)
TiO2 + Sr(OH)2 = SrO + Ti(OH)4 =>
TiO2 + 2 Sr(OH)2 = 2 SrO + Ti(OH)4
(CN)2 + KOH = KCN + KNCO + H2O =>
(CN)2 + 2 KOH = KCN + KNCO + H2O
Na2SO4 + Fe(OH)3 = Fe2(SO4)3 + NaOH =>
3 Na2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 NaOH
(NH4)2S + H2O = NH3 + H3O{+} + S{2-} =>
(NH4)2S + 2 H2O = 2 NH3 + 2 H3O{+} + S{2-}
Sb2O5 + As = Sb2O3 + AsO3 =>
3 Sb2O5 + 2 As = 3 Sb2O3 + 2 AsO3
NaCl + H2SO4 = Na2(SO4) + HCl =>
2 NaCl + H2SO4 = Na2(SO4) + 2 HCl
Hg2Cl2 + HCl = HgCl2 + H2Cl =>
Hg2Cl2 + 4 HCl = 2 HgCl2 + 2 H2Cl
K2O + H2SO3 = K2SO3 + H2O =>
K2O + H2SO3 = K2SO3 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Zn + MgCl2 = ZnCl + Mg =>
2 Zn + MgCl2 = 2 ZnCl + Mg
C6H10 + Br = C6H10Br2 =>
C6H10 + 2 Br = C6H10Br2
C4H10 + NaOH = CH3COOH + Na + H2 =>
C4H10 + 4 NaOH = 2 CH3COOH + 4 Na + 3 H2
CU + H2O + C = CO + HCU =>
2 CU + H2O + C = CO + 2 HCU
Cu{2}SO4 + Fe = Cu + Fe{3}SO4 =>
3 Cu{2}SO4 + 2 Fe = 3 Cu + 2 Fe{3}SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Rh(NO3)3 + Ca = Ca(NO3) + Rh =>
Rh(NO3)3 + 3 Ca = 3 Ca(NO3) + Rh
C10H7O + C2H5I = C12H12O + I =>
C10H7O + C2H5I = C12H12O + I
FeCl3 + KOH = Fe(OH)3(s) + KCl(aq) =>
FeCl3 + 3 KOH = Fe(OH)3(s) + 3 KCl(aq)
Cl2 + MgI2 = Cl2Mg + I2 =>
Cl2 + MgI2 = Cl2Mg + I2
N2 + NaBr + H2O = N2H4 + NaBrO3 =>
3 N2 + 2 NaBr + 6 H2O = 3 N2H4 + 2 NaBrO3
Mg + MnO4 = Mg(MnO4)2 =>
Mg + 2 MnO4 = Mg(MnO4)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KMnO4 + FeCl3 + H{+} = O2 + Mn{2+} + KCl + H2O + Fe{3+} =>
12 KMnO4 + 4 FeCl3 + 36 H{+} = 15 O2 + 12 Mn{2+} + 12 KCl + 18 H2O + 4 Fe{3+}
Ni(s) + Ag(No3)2(aq) = Ni(No3)2(aq) + Ag(s) =>
Ni(s) + Ag(No3)2(aq) = Ni(No3)2(aq) + Ag(s)
Fe2(SO4)3 + Mg(OH)2 = Fe(OH)3 + MgSO4 =>
Fe2(SO4)3 + 3 Mg(OH)2 = 2 Fe(OH)3 + 3 MgSO4
Br2O = Br2 + O2 =>
2 Br2O = 2 Br2 + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H{+} + NO2{-} + Cr2O7{2-} = Cr3 + NO3{-} + H2O =>
6 H{+} + 18 NO2{-} + 3 Cr2O7{2-} = 2 Cr3 + 18 NO3{-} + 3 H2O
NF3 = N2 + F2 =>
2 NF3 = N2 + 3 F2
NaOH + Na3(IrCl6) + H2O + O2 = Ir(OH)4 + NaCl =>
12 NaOH + 4 Na3(IrCl6) + 2 H2O + O2 = 4 Ir(OH)4 + 24 NaCl
C2H4 + C6H6 = C8H10 =>
C2H4 + C6H6 = C8H10
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
NaCl(l) + AgNO3(l) = AgCl(s) + NaNO3() =>
NaCl(l) + AgNO3(l) = AgCl(s) + NaNO3()
CH3CH2MgI + H2O = MgOHI + CH3CH3 =>
CH3CH2MgI + H2O = MgOHI + CH3CH3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe3O4 + HNO3(conc) = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3(conc) = 3 Fe(NO3)3 + NO2 + 5 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Al + HCN = AlHCN =>
Al + HCN = AlHCN
MgCl2 + K4FeCN6 = Mg2FeCN6 + KCl =>
2 MgCl2 + K4FeCN6 = Mg2FeCN6 + 4 KCl
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
2 CH3CH2CH2OH + K2Cr2O7 + 4 H2SO4 = 2 CH3CH3COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
C6H5Br + Mg = C6H5MgBr =>
C6H5Br + Mg = C6H5MgBr
CH3COCH2COOH = CH3COCH3 + CO2 =>
CH3COCH2COOH = CH3COCH3 + CO2
Fe + SCN + NaOH = Fe(OH)3 + Na2SCN =>
2 Fe + 3 SCN + 6 NaOH = 2 Fe(OH)3 + 3 Na2SCN
V2O5 + H2SO4 + H2O = [V(O)(H2O)4] + SO4 =>
V2O5 + 3 H2SO4 + 5 H2O = 2[V(O)(H2O)4] + 3 SO4
AgNO3(aq) + HCl = AgCl(s) + HNO3(aq) =>
AgNO3(aq) + HCl = AgCl(s) + HNO3(aq)
MgCO3 + HCl = Mg(HCO3)2 + MgCl2 =>
2 MgCO3 + 2 HCl = Mg(HCO3)2 + MgCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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