| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H3AsO3 + 3 Fe(OH)2 = Fe3(AsO3)2 + 6 H2O
Cr2O7{2-} + H2O2 + H{+} = CrO5 + H2O =>
Cr2O7{2-} + 4 H2O2 + 2 H{+} = 2 CrO5 + 5 H2O
AgNO3 + C = AgNO3C =>
AgNO3 + C = AgNO3C
B2O3(s) + C(s) + Cl2(g) = BCl3(l) + CO(g) =>
B2O3(s) + 3 C(s) + 3 Cl2(g) = 2 BCl3(l) + 3 CO(g)
Rb2Cr2O7 + AlBr3 = RbBr + Al2(Cr2O7)3 =>
3 Rb2Cr2O7 + 2 AlBr3 = 6 RbBr + Al2(Cr2O7)3
CH3CH2CH2CH2Br + AgNO3 + CH3CH2OH = AgBr + NHO3 + CH3CH2OCH2CH3CHCH3 =>
CH3CH2CH2CH2Br + AgNO3 + CH3CH2OH = AgBr + NHO3 + CH3CH2OCH2CH3CHCH3
NH4F = NH4{+} + F{-} =>
NH4F = NH4{+} + F{-}
KCl + AgNO3 = KNO3 + AgCl =>
KCl + AgNO3 = KNO3 + AgCl
CU + H2SO4 = CUS + CUSO4 + H2O =>
4 CU + 4 H2SO4 = CUS + 3 CUSO4 + 4 H2O
KMnO4 + HI = KOH + MnO2 + H2O + I2 =>
2 KMnO4 + 6 HI = 2 KOH + 2 MnO2 + 2 H2O + 3 I2
Al2O3 + Ba(OH)2 = Ba(AlO2)2 + H2O =>
Al2O3 + Ba(OH)2 = Ba(AlO2)2 + H2O
K2 + Cr + O4 = KCrO4 =>
K2 + 2 Cr + 2 O4 = 2 KCrO4
CoCl2 + KCN = KCl + Co(CN)2 =>
CoCl2 + 2 KCN = 2 KCl + Co(CN)2
NaOH + CuSO4 = CuO + Na2SO4 + H2O =>
2 NaOH + CuSO4 = CuO + Na2SO4 + H2O
NO2 + H2O = O2 + HNO2 =>
4 NO2 + 2 H2O = O2 + 4 HNO2
Ba + SnCl4 = Sn + BaCl4 =>
Ba + SnCl4 = Sn + BaCl4
C6H12 + Br2 = HBr + C6H10 =>
C6H12 + Br2 = 2 HBr + C6H10
HC2H3O2 + KOH = KC2H3O2 + H2O =>
HC2H3O2 + KOH = KC2H3O2 + H2O
C2H2 + H2O = C3H5O =>
3 C2H2 + 2 H2O = 2 C3H5O
Al2(SO3)3 + BaCl2 = AlCl3 + BaSO3 =>
Al2(SO3)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO3
ZnCO3 + HNO3 = Zn(NO3)2 + CO2H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2H2O
NaBH4 + C10H16O = NaC10H17O + BH3 =>
NaBH4 + C10H16O = NaC10H17O + BH3
CaCO3 + Mg(OH)2 + HCl = MgCO3 + H2O + CaCl2 =>
CaCO3 + Mg(OH)2 + 2 HCl = MgCO3 + 2 H2O + CaCl2
C7H5NaO2 + H2O = C7H4NaO2 + H3O =>
C7H5NaO2 + H2O = C7H4NaO2 + H3O
C8H11NO3 + HCl = C8H12ClNO3 =>
C8H11NO3 + HCl = C8H12ClNO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KlO3(s) = Kl(s) + O2 =>
2 KlO3(s) = 2 Kl(s) + 3 O2
NaHCO3 + AlCl3 = AlHCO3 + NaCl3 =>
NaHCO3 + AlCl3 = AlHCO3 + NaCl3
Cl2O7 + KOH = KClO4 + H2O =>
Cl2O7 + 2 KOH = 2 KClO4 + H2O
CuSCN + KIO3 + HCl = CuSO4 + KCl + HCN + ICl + HOH =>
4 CuSCN + 7 KIO3 + 14 HCl = 4 CuSO4 + 7 KCl + 4 HCN + 7 ICl + 5 HOH
C4H10 + O2 = CH3COOH + H2O =>
2 C4H10 + 5 O2 = 4 CH3COOH + 2 H2O
Bi{3+} + Mg = Mg{2+} + Bi =>
2 Bi{3+} + 3 Mg = 3 Mg{2+} + 2 Bi
C14H20 + O2 = CO2 + H2O =>
C14H20 + 19 O2 = 14 CO2 + 10 H2O
Cu2(SO4)2 + K = K2(SO4) + Cu2 =>
Cu2(SO4)2 + 4 K = 2 K2(SO4) + Cu2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
MgCl2 + H3BO3 = Mg3B7O13Cl + H2O + HCl =>
3 MgCl2 + 7 H3BO3 = Mg3B7O13Cl + 8 H2O + 5 HCl
Cu + Ag(NO3) = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3) = Cu(NO3)2 + 2 Ag
C6H5OH + NaOH = NaOC6H5 + H2O =>
C6H5OH + NaOH = NaOC6H5 + H2O
NaHCO3 + NH4OH = NH4HCO3 + NaOH =>
NaHCO3 + NH4OH = NH4HCO3 + NaOH
MgSO4(aq) + Ca(OH)2(aq) = Mg(OH)2(aq) + CaSO4(aq) =>
MgSO4(aq) + Ca(OH)2(aq) = Mg(OH)2(aq) + CaSO4(aq)
NaCl + C20H14O4 + H2O = NaOHC20H14O4HCl =>
NaCl + C20H14O4 + H2O = NaOHC20H14O4HCl
As2O2 + HNO3 = As2O5 + NO2 + H2O =>
As2O2 + 6 HNO3 = As2O5 + 6 NO2 + 3 H2O
Na + KCl = NaCl + K =>
Na + KCl = NaCl + K
P + HNO3 = H3PO4 + NO2 + water =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
H2O + As + ClO3 = H2AsO3 + HClO =>
7 H2O + 5 As + 4 ClO3 = 5 H2AsO3 + 4 HClO
Cu2(OH)2SO4 + HCl = CuCl2 + H2SO4 + H2O =>
Cu2(OH)2SO4 + 4 HCl = 2 CuCl2 + H2SO4 + 2 H2O
CO2 + Na2[Be(OH)4] = (BeOH)2CO3 + Na2CO3 + H2O =>
3 CO2 + 2 Na2[Be(OH)4] = (BeOH)2CO3 + 2 Na2CO3 + 3 H2O
Pb(NO3)2 = N2O + O2 + PbO =>
Pb(NO3)2 = N2O + 2 O2 + PbO
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/24
Équations équilibrées sur04/23/23
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