| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbCrO4(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2CrO4(aq)
H2WO4 + Pd(OH)2 = PdWO4 + H2O =>
H2WO4 + Pd(OH)2 = PdWO4 + 2 H2O
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2 =>
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2
Sb(OH)5 + (NH4)3PO4 = Sb3(PO4)5 + NH4OH =>
3 Sb(OH)5 + 5(NH4)3PO4 = Sb3(PO4)5 + 15 NH4OH
ClO3{-} + Cl{-} = ClO2{-} =>
2 ClO3{-} + Cl{-} = 3 ClO2{-}
[NiSO4] + [En] = Ni[En]3SO4 =>
[NiSO4] + 3[En] = Ni[En]3SO4
Pb3O4 + KI + HNO3 = Pb(NO3)2 + KNO3 + H2O + I2 =>
Pb3O4 + 2 KI + 8 HNO3 = 3 Pb(NO3)2 + 2 KNO3 + 4 H2O + I2
BaSO4 = BaO + SO2 + O2 =>
2 BaSO4 = 2 BaO + 2 SO2 + O2
COCl2(H2O) = CO2 + HCl =>
COCl2(H2O) = CO2 + 2 HCl
C3H8O3 + HCl = C2H6O + H2O + Cl2 =>
2 C3H8O3 + 8 HCl = 3 C2H6O + 3 H2O + 4 Cl2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Pt(OH)2 + Na = NaOH + Pt =>
Pt(OH)2 + 2 Na = 2 NaOH + Pt
NaHCO3(s) + HCl(ac) = NaCl(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + HCl(ac) = NaCl(s) + H2O(l) + CO2(g)
Cu + HNO3 = Cu(NO3)2 + NO2H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2H2O
BF3 + H2O = H3BO3 + HBF4 =>
4 BF3 + 3 H2O = H3BO3 + 3 HBF4
In + WSe2 = W + In2Se3 =>
4 In + 3 WSe2 = 3 W + 2 In2Se3
KNO3 + H3PO4 = KH2PO4 + HNO3 =>
KNO3 + H3PO4 = KH2PO4 + HNO3
Fe(OH)3 + NaOCl + NaOH = Na2FeO4 + NaCl + H2O =>
2 Fe(OH)3 + 3 NaOCl + 4 NaOH = 2 Na2FeO4 + 3 NaCl + 5 H2O
FeC2O4 = Fe2O3 + CO + CO2 =>
2 FeC2O4 = Fe2O3 + 3 CO + CO2
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq) =>
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq)
ZnO + C = Zn99C + O =>
99 ZnO + C = Zn99C + 99 O
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
Ni(OH)2 + NaOH = Na[Ni(OH)3] =>
Ni(OH)2 + NaOH = Na[Ni(OH)3]
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ca + CuBr2 = Cu + CaBr2 =>
Ca + CuBr2 = Cu + CaBr2
NaCrO4 + Pb(C2H3O2)2 = Na(C2H3O2)2 + PbCrO4 =>
NaCrO4 + Pb(C2H3O2)2 = Na(C2H3O2)2 + PbCrO4
H3AsO3 + SnCl2 + HCl = As + SnCl4 + H2O =>
2 H3AsO3 + 3 SnCl2 + 6 HCl = 2 As + 3 SnCl4 + 6 H2O
CaCl2 + K2CO3 = CaCO3 + K2Cl2 =>
CaCl2 + K2CO3 = CaCO3 + K2Cl2
Al(s) + CuCl2(ag) = AlCl3(ag) + Cu(s) =>
2 Al(s) + 3 CuCl2(ag) = 2 AlCl3(ag) + 3 Cu(s)
C2H22O11 + Cu(OH) = CH2OHCHOCuCHO(CHOH)2 + H2O =>
5 C2H22O11 + 2 Cu(OH) = 2 CH2OHCHOCuCHO(CHOH)2 + 47 H2O
BaO2H2 + H2SO4 = BaSO4 + H2O =>
BaO2H2 + H2SO4 = BaSO4 + 2 H2O
CH2CHCH2CH3 + H2O = CH3CH(OH)CH2CH3 =>
CH2CHCH2CH3 + H2O = CH3CH(OH)CH2CH3
CH3COCH3 + NaHSO3 = CH3CH3COHSO3Na =>
CH3COCH3 + NaHSO3 = CH3CH3COHSO3Na
H2SO4(aq) + Sr(OH)2(aq) = H2O + SrSO4 =>
H2SO4(aq) + Sr(OH)2(aq) = 2 H2O + SrSO4
HAc(aq) + NaOH(aq) = H2O(l) + NaAc(aq) =>
HAc(aq) + NaOH(aq) = H2O(l) + NaAc(aq)
Co(OH)Cl + NaOH = Co(OH)2 + NaCl =>
Co(OH)Cl + NaOH = Co(OH)2 + NaCl
Zn{2+} + Na2SO4 = ZnSO4 + Na{+} =>
Zn{2+} + Na2SO4 = ZnSO4 + 2 Na{+}
NH4HSO4 = H2 + (NH4)2S2O8 =>
2 NH4HSO4 = H2 + (NH4)2S2O8
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
HC2H3O2 + KSCN = HSCN + KC2H3O2 =>
HC2H3O2 + KSCN = HSCN + KC2H3O2
CH3NH2 + CH3CH2COOH = CH3CH2COOCH3 + NH3 =>
CH3NH2 + CH3CH2COOH = CH3CH2COOCH3 + NH3
Pb(C2H3O2)2(aq) + NaOH(aq) = Pb(OH)2 + NaC2H3O2 =>
Pb(C2H3O2)2(aq) + 2 NaOH(aq) = Pb(OH)2 + 2 NaC2H3O2
AgCl(s) + NH3(aq) = AgNH3 + Cl =>
AgCl(s) + NH3(aq) = AgNH3 + Cl
FeAs40S1960 + H{+} + H2O + e = Fe{2+} + H3AsO3 + HS{-} =>
FeAs40S1960 + 1840 H{+} + 120 H2O + 3798e = Fe{2+} + 40 H3AsO3 + 1960 HS{-}
KBr + CuBr2 = K2(CuBr4) =>
2 KBr + CuBr2 = K2(CuBr4)
HNO3 + FeS2 = Fe(NO3)3 + H2O + NO + S =>
4 HNO3 + FeS2 = Fe(NO3)3 + 2 H2O + NO + 2 S
NH4OH + CuSO4 = Cu(NH4OH)4 + SO4 =>
4 NH4OH + CuSO4 = Cu(NH4OH)4 + SO4
KH2PO4(s) + Ca(OH)2(aq) = CaKPO4(aq) + H2O(l) =>
KH2PO4(s) + Ca(OH)2(aq) = CaKPO4(aq) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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