| Équations équilibrées la veille | Équations équilibrées le lendemain |
C7H7Br + KOH = C7H7OH + KBr
Zn + NaOH + H2O = NaZn(OH)4 + H2 =>
2 Zn + 2 NaOH + 6 H2O = 2 NaZn(OH)4 + 3 H2
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
Zn + Ni(ClO4)2 = ZnClO4 + Ni =>
2 Zn + Ni(ClO4)2 = 2 ZnClO4 + Ni
PCl5 + Na2CO3 + H2O = HCl + Na2HPO4 + CO2 =>
PCl5 + Na2CO3 + 3 H2O = 5 HCl + Na2HPO4 + CO2
CH3CONHC6H4OH + C3H5Br + NaOH = C11H13NO2 + H2O + NaBr =>
CH3CONHC6H4OH + C3H5Br + NaOH = C11H13NO2 + H2O + NaBr
H2CO3 + Cu(CH3COO)2 = Cu(CO3)2 + H2CH3COO =>
2 H2CO3 + Cu(CH3COO)2 = Cu(CO3)2 + 2 H2CH3COO
Na2[Zn(OH)4] + (NH4)2CO3 = (ZnOH)2CO3 + Na2CO3 + NH3 + H2O =>
2 Na2[Zn(OH)4] + 3(NH4)2CO3 = (ZnOH)2CO3 + 2 Na2CO3 + 6 NH3 + 6 H2O
OHC6H5C15H27 + HCHO + CH2NH2CH2NHCH2CH2NH2 = OHC6H5C15H27CH2NHCH2NHCH2CH2NH2 + H2O =>
30 OHC6H5C15H27 + 21 HCHO + 31 CH2NH2CH2NHCH2CH2NH2 = 31 OHC6H5C15H27CH2NHCH2NHCH2CH2NH2 + 20 H2O
OCl{-} + H2O + e = Cl{-} + OH{-} =>
OCl{-} + H2O + 2e = Cl{-} + 2 OH{-}
Al(NO3)3 + H2O = Al(OH)3 + HNO2 + O2 =>
2 Al(NO3)3 + 6 H2O = 2 Al(OH)3 + 6 HNO2 + 3 O2
C3H3N + CH3OH = C4H7N + O =>
C3H3N + CH3OH = C4H7N + O
KNO3 + H2SO4 = KNO3SO4 + H2 =>
KNO3 + H2SO4 = KNO3SO4 + H2
Zh + S = ZhS2 =>
Zh + 2 S = ZhS2
Al + PlO = Al2O3 + Pl =>
2 Al + 3 PlO = Al2O3 + 3 Pl
BiCl3(aq) + H2O(l) = Bi(O)Cl(s) + HCl(aq) =>
BiCl3(aq) + H2O(l) = Bi(O)Cl(s) + 2 HCl(aq)
K2CrO7 + Pb(NO3)2 = KNO3 + PbCrO7 =>
K2CrO7 + Pb(NO3)2 = 2 KNO3 + PbCrO7
NaCHO3 = Na2CO3 + CO2 + H2O =>
2 NaCHO3 = Na2CO3 + CO2 + H2O
C7H6O2CH3OH = C8H8O2H2O =>
C7H6O2CH3OH = C8H8O2H2O
OCl{-} + Cr2O3 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
3 OCl{-} + Cr2O3 + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 2 H2O
BaO(aq) + H2SO4(aq) = BaSO4(aq) + H2O(l) =>
BaO(aq) + H2SO4(aq) = BaSO4(aq) + H2O(l)
S + Cr(OH)3 = Cr(S)3 + OH =>
3 S + Cr(OH)3 = Cr(S)3 + 3 OH
CH18 + O2 = CO2 + H2O =>
2 CH18 + 11 O2 = 2 CO2 + 18 H2O
Zn(OH)2 + HNO3 = Zn + H2O + NO3 =>
Zn(OH)2 + 2 HNO3 = Zn + 2 H2O + 2 NO3
Na2SO4*BaCl2 = BaSO4 + NaCl =>
Na2SO4*BaCl2 = BaSO4 + 2 NaCl
Ca2 + (NO2)3 = NCa2 + O4 =>
6 Ca2 + 2(NO2)3 = 6 NCa2 + 3 O4
MnO2 + H2O + Zn = Mn2(OH)2 + Zn(OH)2 =>
2 MnO2 + 4 H2O + 3 Zn = Mn2(OH)2 + 3 Zn(OH)2
CaBr2 + NaBr + Ag = AgBr + NaCa =>
CaBr2 + NaBr + 3 Ag = 3 AgBr + NaCa
Pb(aq) + Na2S(aq) = PbS(s) + Na(aq) =>
Pb(aq) + Na2S(aq) = PbS(s) + 2 Na(aq)
Cu(CH3CO2)2 + (NH4)3PO4 = Cu3(PO4)2 + (NH4)(CH3COO) =>
3 Cu(CH3CO2)2 + 2(NH4)3PO4 = Cu3(PO4)2 + 6(NH4)(CH3COO)
AlN + Fe(NO3)3 = Al(NO3)3 + FeN =>
AlN + Fe(NO3)3 = Al(NO3)3 + FeN
PbCl2(s) + NANO3(aq) = Pb(NO3)2(aq) + NACl(aq) =>
PbCl2(s) + 2 NANO3(aq) = Pb(NO3)2(aq) + 2 NACl(aq)
CH4 + O2 = C + HO3 =>
CH4 + 6 O2 = C + 4 HO3
Fe + SO2 = FeSO3 + FeS2O3 =>
2 Fe + 3 SO2 = FeSO3 + FeS2O3
Pb[NO3]2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb[NO3]2 + K2CrO4 = PbCrO4 + 2 KNO3
HBr + NH3 = NH4 + Br2 =>
2 HBr + 2 NH3 = 2 NH4 + Br2
NH3 + Ca(CNO)2 + NO = Ca{+2} + N(CN3O3H)3{-3} =>
2 NH3 + 3 Ca(CNO)2 + 12 NO = 3 Ca{+2} + 2 N(CN3O3H)3{-3}
ZnCO3 + NaCrO4 = NaCO3 + ZnCrO4 =>
ZnCO3 + NaCrO4 = NaCO3 + ZnCrO4
CoCl2*6(H2O) + NH4Cl + H2O2 + NH3 = [Co(NH3)5Cl]Cl2 + H2O =>
2 CoCl2*6(H2O) + 2 NH4Cl + H2O2 + 8 NH3 = 2[Co(NH3)5Cl]Cl2 + 14 H2O
KMnO4 + H2SO4 + Cu = Cu2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 Cu = 5 Cu2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
FeCl3 + NaSCN = Fe(SCN)3 + NaCl =>
FeCl3 + 3 NaSCN = Fe(SCN)3 + 3 NaCl
Na2S2O3 + O3 + NaOH = Na2SO4 + H2O =>
3 Na2S2O3 + 4 O3 + 6 NaOH = 6 Na2SO4 + 3 H2O
Zn + NaNO2 + KOH + H2O = Na2ZnO2 + NH3 + KNO3 =>
4 Zn + 8 NaNO2 + 5 KOH + 2 H2O = 4 Na2ZnO2 + 3 NH3 + 5 KNO3
Na3PO4 + CuSO4 = Na2SO4 + Cu + (PO4)2 =>
2 Na3PO4 + 3 CuSO4 = 3 Na2SO4 + 3 Cu + (PO4)2
C4H8OH + O4 = CO2 + H2O =>
8 C4H8OH + 23 O4 = 32 CO2 + 36 H2O
AlH3 + NaNO3 = Al(NO3)3 + NaH =>
AlH3 + 3 NaNO3 = Al(NO3)3 + 3 NaH
Al + H2SO4 = H2S + Al2(SO4)3 + H2O =>
8 Al + 15 H2SO4 = 3 H2S + 4 Al2(SO4)3 + 12 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C9H10N3Br + O2 = CO2 + H2O + N2 + Br2 =>
2 C9H10N3Br + 23 O2 = 18 CO2 + 10 H2O + 3 N2 + Br2
MgO(s) + H2SO4(aq) = MgSO4(s) + H2O =>
MgO(s) + H2SO4(aq) = MgSO4(s) + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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