| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ph(OCOCH3)COOH + 3 NaOH = Ph(ONa)CO2Na + CH3COONa + 2 H2O
ZnS + H2SO4 = ZnSO4 + SO2 + H2O =>
ZnS + 4 H2SO4 = ZnSO4 + 4 SO2 + 4 H2O
KNO3 + C = CO2 + K2CO3 + N2 =>
4 KNO3 + 5 C = 3 CO2 + 2 K2CO3 + 2 N2
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
MnO4{-2} + (COOH)2 + H{+} = Mn{+2} + CO2 + H2O =>
MnO4{-2} + 2(COOH)2 + 4 H{+} = Mn{+2} + 4 CO2 + 4 H2O
Cr + Si2O3 = Cr2(Si2O3)2 =>
2 Cr + 2 Si2O3 = Cr2(Si2O3)2
NaIO3(s) = NaI(s) + O2(g) =>
2 NaIO3(s) = 2 NaI(s) + 3 O2(g)
CuF + NaI = CuI + NaF =>
CuF + NaI = CuI + NaF
Cl2 + H2O = HCl + O2 =>
2 Cl2 + 2 H2O = 4 HCl + O2
Fe + NaOH = Fe(NaOH)3 =>
Fe + 3 NaOH = Fe(NaOH)3
Fe2O3 + CaH4SO6 + C8H16O2 = FeS2 + HCO3{-} + H2O + CO3{2-} + Ca{2+} =>
22 Fe2O3 + 88 CaH4SO6 + 15 C8H16O2 = 44 FeS2 + 64 HCO3{-} + 264 H2O + 56 CO3{2-} + 88 Ca{2+}
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Na2(CO3) + Ca(OH)2 = Ca2(CO3)2 + Na(OH) =>
2 Na2(CO3) + 2 Ca(OH)2 = Ca2(CO3)2 + 4 Na(OH)
La2(C2O4)3 + KMnO4 = La(MnO4)3 + K2C2O4 =>
La2(C2O4)3 + 6 KMnO4 = 2 La(MnO4)3 + 3 K2C2O4
Au + NaOCl + HCl = HAuCl4 + H2O + NaCl =>
2 Au + 3 NaOCl + 8 HCl = 2 HAuCl4 + 3 H2O + 3 NaCl
C4H6 + KMnO4 + H2SO4 = C4H6O4 + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 8 KMnO4 + 12 H2SO4 = 5 C4H6O4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Fe{3} + Cl{-} = FeCl3 =>
Fe{3} + 3 Cl{-} = FeCl3
Ag2O + H2O = AgOH = Ag{+} + OH{-} =>
Ag2O + H2O = 2 AgOH
Mg(OH)2 + H3O = Mg + H2O =>
Mg(OH)2 + 2 H3O = Mg + 4 H2O
RbOH + HAsO2 = RbAsO2 + H2O =>
RbOH + HAsO2 = RbAsO2 + H2O
NaO + CaCl2 = NaCl2 + CaO =>
NaO + CaCl2 = NaCl2 + CaO
NH3 + Fe2O3 = N2 + Fe + H2O =>
2 NH3 + Fe2O3 = N2 + 2 Fe + 3 H2O
VOSO4 + KMnO4 + H2O = HVO3 + K2SO4 + MnO4 + SO2 =>
4 VOSO4 + 2 KMnO4 + 2 H2O = 4 HVO3 + K2SO4 + 2 MnO4 + 3 SO2
Ca(OH)2 + MgCl = H2O + MgO + CaCl =>
Ca(OH)2 + MgCl = H2O + MgO + CaCl
Fe + HNO3 + H2SO4 = FeSO4 + NO + H2O =>
3 Fe + 2 HNO3 + 3 H2SO4 = 3 FeSO4 + 2 NO + 4 H2O
NaCl + Pb(NO3)2 = PbCl2 + NaNO3 =>
2 NaCl + Pb(NO3)2 = PbCl2 + 2 NaNO3
KHF2 + H2O = KF(H2O)2 + HF =>
KHF2 + 2 H2O = KF(H2O)2 + HF
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
Ca(HCO3)2 + C17H35COONa = (C17H35COO)2Ca + NaHCO3 =>
Ca(HCO3)2 + 2 C17H35COONa = (C17H35COO)2Ca + 2 NaHCO3
Cu2S + O = Cu2O + SO2 =>
Cu2S + 3 O = Cu2O + SO2
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
As3Cl2 + HS = As3S2 + HCl =>
As3Cl2 + 2 HS = As3S2 + 2 HCl
H2[TiCl6] + H2O + H2O2 = [Ti(O2)(H2O)4]Cl2 + HCl =>
H2[TiCl6] + 4 H2O + H2O2 = [Ti(O2)(H2O)4]Cl2 + 4 HCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CuSO4 + Pb(NO3)2 = Cu(NO3) + Pb(SO4)2 =>
2 CuSO4 + Pb(NO3)2 = 2 Cu(NO3) + Pb(SO4)2
Cu + FeCl3 = CuCl2 + FeCl =>
Cu + FeCl3 = CuCl2 + FeCl
MnO + NaCO3 + NaNO3 = Na2MnO4 + NaNO2 + CO2 =>
MnO + 2 NaCO3 + NaNO3 = Na2MnO4 + NaNO2 + 2 CO2
C + H2 = CH4 =>
C + 2 H2 = CH4
C6H10 + HNO3 = C6H11NO3 =>
C6H10 + HNO3 = C6H11NO3
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
Al2O + H2O = Al(OH)3 + H2 =>
Al2O + 5 H2O = 2 Al(OH)3 + 2 H2
FeCl3 + KI = FeCl2 + KCl + I2 =>
2 FeCl3 + 2 KI = 2 FeCl2 + 2 KCl + I2
Na2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
3 Na2S + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4 + 3 Na2SO4
C6H10 + HNO3 = C6H10O4 + NO2 + H2O =>
C6H10 + 8 HNO3 = C6H10O4 + 8 NO2 + 4 H2O
FeCO3 + CH3COOH = (CH3COO)2Fe + H2O + CO2 =>
FeCO3 + 2 CH3COOH = (CH3COO)2Fe + H2O + CO2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C6H10 + HNO3 = C6H10O4 + NO + H2O =>
3 C6H10 + 8 HNO3 = 3 C6H10O4 + 8 NO + 4 H2O
Cu2S + O = Cu2OSO2 =>
Cu2S + 3 O = Cu2OSO2
Cu(s) + Ag(NO3)(l) = Cu(NO3)(aq) + Ag(s) =>
Cu(s) + Ag(NO3)(l) = Cu(NO3)(aq) + Ag(s)
I2 + NaF = IF + Na =>
I2 + 2 NaF = 2 IF + 2 Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/24
Équations équilibrées sur04/05/23
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