| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 RuO2 + 4 NaOH = 4 NaRuO2 + 2 H2O + O2
MnO4{-} + Cu + H{+} = Mn{2+} + Cu{+} + H2O =>
MnO4{-} + 5 Cu + 8 H{+} = Mn{2+} + 5 Cu{+} + 4 H2O
Al2O3 + Cr = Cr2O3 + Al =>
Al2O3 + 2 Cr = Cr2O3 + 2 Al
CH3CH2OH + CrO3 = Cr2O3 + CO2 + H2O =>
CH3CH2OH + 4 CrO3 = 2 Cr2O3 + 2 CO2 + 3 H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
BaO + AgNO3 = Ba(NO3)2 + Ag + O2 =>
2 BaO + 4 AgNO3 = 2 Ba(NO3)2 + 4 Ag + O2
Pb2(NO3)2 + NaOH = Pb2(OH)2 + NaNO3 =>
Pb2(NO3)2 + 2 NaOH = Pb2(OH)2 + 2 NaNO3
FeCl3(aq) + CuSO4(aq) = Fe2(SO4)3(aq) + CuCl2(s) =>
2 FeCl3(aq) + 3 CuSO4(aq) = Fe2(SO4)3(aq) + 3 CuCl2(s)
CC3H18 + O3 = CO2 + H2O =>
3 CC3H18 + 17 O3 = 12 CO2 + 27 H2O
C7H8 + Fe(OH)3 + H{+} = Fe{2+} + H2O + HCO3{-} =>
C7H8 + 36 Fe(OH)3 + 65 H{+} = 36 Fe{2+} + 87 H2O + 7 HCO3{-}
Sr(OH)2 + P2O5 = SrO + P(OH)5 =>
5 Sr(OH)2 + P2O5 = 5 SrO + 2 P(OH)5
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Ni(NH3)4 + (C4H8N2O2) = Ni(C4H7N2O2)2 + NH4 + NH3 =>
Ni(NH3)4 + 2(C4H8N2O2) = Ni(C4H7N2O2)2 + 2 NH4 + 2 NH3
KHCO3 = K + C + H2 + O2 =>
2 KHCO3 = 2 K + 2 C + H2 + 3 O2
Zn + HNO3 = HZn(NO3)2 + NH3 + H2O =>
8 Zn + 17 HNO3 = 8 HZn(NO3)2 + NH3 + 3 H2O
C2H3O2F + O2 = CO + H2O + HF =>
2 C2H3O2F + O2 = 4 CO + 2 H2O + 2 HF
NH4Cl(s) + NaOH = H2O + NH3 + NaCl =>
NH4Cl(s) + NaOH = H2O + NH3 + NaCl
CH3COCl + NaOH = CH3COONa + HCl =>
CH3COCl + NaOH = CH3COONa + HCl
H2S + H2O = S{-2} + H3O{+} =>
H2S + 2 H2O = S{-2} + 2 H3O{+}
BaCl2(aq) + ZnSO4(aq) = BaSO4 + ZnCl2 =>
BaCl2(aq) + ZnSO4(aq) = BaSO4 + ZnCl2
Ni(NO3)3 + K2CO3 = Ni2(CO3)3 + KNO3 =>
2 Ni(NO3)3 + 3 K2CO3 = Ni2(CO3)3 + 6 KNO3
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl =>
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq) =>
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq)
ZnSO4(aq) + BaCl2(aq) = ZnCl2(aq) + BaSO4(aq) =>
ZnSO4(aq) + BaCl2(aq) = ZnCl2(aq) + BaSO4(aq)
K2Cr2O7 + HJ + H2SO4 = Cr2(SO4)3 + HJO3 + KHSO4 + H2O =>
K2Cr2O7 + HJ + 5 H2SO4 = Cr2(SO4)3 + HJO3 + 2 KHSO4 + 4 H2O
Zn + Ag(NO3)2 = Ag + ZnNO3 =>
2 Zn + Ag(NO3)2 = Ag + 2 ZnNO3
BaCl2(aq) + ZnSO4(aq) = BaSO4(aq) + ZnCl2(s) =>
BaCl2(aq) + ZnSO4(aq) = BaSO4(aq) + ZnCl2(s)
(NH4)2S + Fe(NO3)2 = Fe2S2 + (NH4)NO3 =>
2(NH4)2S + 2 Fe(NO3)2 = Fe2S2 + 4(NH4)NO3
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
(NH4)2CO3 + Al(NO3)3 = NH4NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(CO3)3
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq) =>
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq)
H2O2 + KI = KIH2O + O2 =>
2 H2O2 + 2 KI = 2 KIH2O + O2
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
CuSO3 + H2S = CuS + SO2 + H2O =>
CuSO3 + H2S = CuS + SO2 + H2O
K2SO4 + Cr2(SO4)3 + H2O = K2Cr2O7 + H2SO4 + SO2 =>
K2SO4 + Cr2(SO4)3 + H2O = K2Cr2O7 + H2SO4 + 3 SO2
Fe + CuSO4 = Fe2(SO4)3 + Cu(s) =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + 3 Cu(s)
KFeO2 + KOH + H2O2 = K2FeO4 + H2O =>
2 KFeO2 + 2 KOH + 3 H2O2 = 2 K2FeO4 + 4 H2O
CaSO4 + SiC = CaSiO3 + SO2 + CaC2 =>
3 CaSO4 + 2 SiC = 2 CaSiO3 + 3 SO2 + CaC2
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq) =>
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H10 + O = O2H10 + C =>
C4H10 + 2 O = O2H10 + 4 C
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq) =>
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq)
Sn + CaCl = SnCl + Ca =>
Sn + CaCl = SnCl + Ca
Na2SO4 + BaCO3 = Na2CO3 + BaSO4 =>
Na2SO4 + BaCO3 = Na2CO3 + BaSO4
Ca(HS)2 + H2SO4 = Ca(HSO4)2 + SO2 + H2O =>
Ca(HS)2 + 8 H2SO4 = Ca(HSO4)2 + 8 SO2 + 8 H2O
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl =>
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq) =>
ZnSO4(aq) + BaCl2(aq) = BaSO4(s) + ZnCl2(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/24
Équations équilibrées sur03/03/23
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