| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Ai + 3 O2 = 2 Ai2O3
Fe + S2 = FeS3 =>
2 Fe + 3 S2 = 2 FeS3
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
UO2(NO3)2 + HCl + Zn = UCl4 + Zn(NO3)2 + H2O =>
UO2(NO3)2 + 4 HCl + Zn = UCl4 + Zn(NO3)2 + 2 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Ca(NO3)2 + SiO2 = NO2 + O2 + CaSiO3 =>
2 Ca(NO3)2 + 2 SiO2 = 4 NO2 + O2 + 2 CaSiO3
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
KIO3 + KI + H2SO4 = K2SO4 + I2 + H2O =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 I2 + 3 H2O
AnswerSiCl4 + AnswerH2O = AnswerH4SiO4 + AnswerHCl =>
AnswerSiCl4 + 4 AnswerH2O = AnswerH4SiO4 + 4 AnswerHCl
MnO4{-} + Na2C2O4 + H{+} = Mn{2+} + CO2 + H2O + Na{+} =>
2 MnO4{-} + 5 Na2C2O4 + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O + 10 Na{+}
NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
Mg + Al2(SO4)3 = MgSO4 + Al =>
3 Mg + Al2(SO4)3 = 3 MgSO4 + 2 Al
Al(OH)3 = Al + O2 + H2 =>
2 Al(OH)3 = 2 Al + 3 O2 + 3 H2
NH3OCl = N2O + NH4Cl + HCl + H2O =>
8 NH3OCl = 3 N2O + 2 NH4Cl + 6 HCl + 5 H2O
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na + Li2(CO3) = Li + NaCO3 =>
Na + Li2(CO3) = 2 Li + NaCO3
C3H8O3 + CU(OH)2 = C6H12O7 + CU2O + H2O =>
5 C3H8O3 + 18 CU(OH)2 = 4 C6H12O7 + 9 CU2O + 14 H2O
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
(CH3CO)2 + O2 = CO2 + H2O =>
2(CH3CO)2 + 9 O2 = 8 CO2 + 6 H2O
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
MnCl2 + Al = Mn + AlCl3 =>
3 MnCl2 + 2 Al = 3 Mn + 2 AlCl3
Na2CO3 + Ni(NO3)2 = NiCO3 + Na(NO3) =>
Na2CO3 + Ni(NO3)2 = NiCO3 + 2 Na(NO3)
KI + NH4Cl = KH4Cl + NI =>
KI + NH4Cl = KH4Cl + NI
CaCN2 + H2O = Ca(OH)2 + CH4N2O =>
CaCN2 + 3 H2O = Ca(OH)2 + CH4N2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ca(OH)2 + SO2 = Ca(HSO3)2 =>
Ca(OH)2 + 2 SO2 = Ca(HSO3)2
Cr2O3(s) + C(s) = Cr(s) + CO(g) =>
Cr2O3(s) + 3 C(s) = 2 Cr(s) + 3 CO(g)
Na4 + Cl2 = NaCl =>
Na4 + 2 Cl2 = 4 NaCl
BaS + HNO3 = Ba(NO3)2 + H2S =>
BaS + 2 HNO3 = Ba(NO3)2 + H2S
FeS2 + Cl2 = FeCl3 + S2Cl2 =>
2 FeS2 + 5 Cl2 = 2 FeCl3 + 2 S2Cl2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NH3 + P2O5 = P + H3NO5 =>
NH3 + P2O5 = 2 P + H3NO5
C6H5OH + NaOH = C6H5OOH + NaH =>
C6H5OH + NaOH = C6H5OOH + NaH
CuCl + H2O = Cu2(OH)3Cl + Cl + H2 =>
4 CuCl + 6 H2O = 2 Cu2(OH)3Cl + 2 Cl + 3 H2
MnCl2 + Na2CO3 = NaCl + Mn(CO3) =>
MnCl2 + Na2CO3 = 2 NaCl + Mn(CO3)
CuSCN + K2SO4 + H2SO4 = CuSO4 + KSCN + H2SO3 + H2O =>
2 CuSCN + K2SO4 + 2 H2SO4 = 2 CuSO4 + 2 KSCN + H2SO3 + H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
C6H5NO + Na2S + H2O = C6H5NH2 + Na2S2O3 + NaOH =>
2 C6H5NO + 2 Na2S + 3 H2O = 2 C6H5NH2 + Na2S2O3 + 2 NaOH
KNO3 + NaCl = KCl + NaNO3 =>
KNO3 + NaCl = KCl + NaNO3
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Al2(SO4)3 + KHS + H2O = K2SO4 + Al(OH)3 + H2S =>
Al2(SO4)3 + 6 KHS + 6 H2O = 3 K2SO4 + 2 Al(OH)3 + 6 H2S
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al2(SO4)3(aq) + Ca(OH)2(aq) = Al(OH)3(s) + CaSO4(s) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = 2 Al(OH)3(s) + 3 CaSO4(s)
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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