| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + K2SO4 = Na2SO4 + 2 K
Al2SO4(aq) + Ca(OH)2(s) = AlOH(s) + CaSO4(s) =>
Al2SO4(aq) + Ca(OH)2(s) = 2 AlOH(s) + CaSO4(s)
KIO3 + H2SO4 + FeSO4 = Fe(SO4)3 + K2SO4 + HI + H2O =>
2 KIO3 + 7 H2SO4 + 3 FeSO4 = 3 Fe(SO4)3 + K2SO4 + 2 HI + 6 H2O
Rb2O + H2O = OH + RbH =>
Rb2O + 3 H2O = 4 OH + 2 RbH
HCl + BaCrO4 = BaCl2 + CrCl3 + Cl2 + H2O =>
16 HCl + 2 BaCrO4 = 2 BaCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
Ni(NO3)2 + NH4OH = (NH4)2[Ni(OH)4] + NH4NO3 =>
Ni(NO3)2 + 4 NH4OH = (NH4)2[Ni(OH)4] + 2 NH4NO3
CLi4 + Li2O = CO2 + Li =>
CLi4 + 2 Li2O = CO2 + 8 Li
HNO2(aq) + NaOH(aq) = NaNO2(aq) + H2O(l) =>
HNO2(aq) + NaOH(aq) = NaNO2(aq) + H2O(l)
Li + K = LiK =>
Li + K = LiK
C3H8 + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
C3H8 + K2Cr2O7 + 4 H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
NaHO + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaHO + CuSO4 = Na2SO4 + Cu(OH)2
Cd + ClO3{-} + H{+} = H2O + Cd{2+} + Cl2 =>
5 Cd + 2 ClO3{-} + 12 H{+} = 6 H2O + 5 Cd{2+} + Cl2
KNO + O = KO + NO2 =>
KNO + 2 O = KO + NO2
H2N(CH2)6NH2 + HNO2 = HO(CH)6OH + N2 + H2O =>
H2N(CH2)6NH2 + 4 HNO2 = HO(CH)6OH + 3 N2 + 6 H2O
Ru + OH = Ru(OH)3 =>
Ru + 3 OH = Ru(OH)3
CrCl3((CH3)2SO)3 + C2H4(NH2)2 = [Cr(C2H4(NH2)2)3]Cl3 + (CH3)2SO =>
CrCl3((CH3)2SO)3 + 3 C2H4(NH2)2 = [Cr(C2H4(NH2)2)3]Cl3 + 3(CH3)2SO
Br + Al = Al3Br =>
Br + 3 Al = Al3Br
KCl + Fe(SCN)3 = FeCl3 + KSCN =>
3 KCl + Fe(SCN)3 = FeCl3 + 3 KSCN
Na2B4O7 + Cr2O3 = CrBO2 + Na2BO2 + O2 =>
4 Na2B4O7 + 6 Cr2O3 = 12 CrBO2 + 4 Na2BO2 + 7 O2
MnO2 + NH4NO3 = N2 + Mn(NO3)3 + H2O =>
2 MnO2 + 14 NH4NO3 = 11 N2 + 2 Mn(NO3)3 + 28 H2O
C6H11OH + O2 = H2O + CO2 =>
2 C6H11OH + 17 O2 = 12 H2O + 12 CO2
Na2Co3 + Cu(NO3)2 = Na2NO3 + Cu(Co3)2 =>
2 Na2Co3 + Cu(NO3)2 = 2 Na2NO3 + Cu(Co3)2
C2H5F + O2 = CO2 + H2O + F2 =>
4 C2H5F + 13 O2 = 8 CO2 + 10 H2O + 2 F2
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
C9H20 + O2 = CO + H2O =>
2 C9H20 + 19 O2 = 18 CO + 20 H2O
FeO + SO3 = FeSO4 =>
FeO + SO3 = FeSO4
Fe + PbCH3COO = Pb + FeCH3COO =>
Fe + PbCH3COO = Pb + FeCH3COO
FeSO4 + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2 =>
FeSO4 + 4 HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2
CoCl2*6(H2O) + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 + H2O =>
2 CoCl2*6(H2O) + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(H2O)]Cl3 + 12 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
CH4 + CO2 = CH3COOH =>
CH4 + CO2 = CH3COOH
ZnCl2 + Pb(C2H3O2)4 = PbCl4 + Zn(C2H3O2)2 =>
2 ZnCl2 + Pb(C2H3O2)4 = PbCl4 + 2 Zn(C2H3O2)2
H2NO = H2O + N2 =>
2 H2NO = 2 H2O + N2
CH3CH2OH + O2 = H2(O) + CH3COOH =>
CH3CH2OH + O2 = H2(O) + CH3COOH
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Na2O + Al2(SO4)3 = Al2O3 + Na2SO4 =>
3 Na2O + Al2(SO4)3 = Al2O3 + 3 Na2SO4
C7H8 + O2 = OH + C =>
C7H8 + 4 O2 = 8 OH + 7 C
Fe + Na2SO4 = Fe(SO4) + Na =>
Fe + Na2SO4 = Fe(SO4) + 2 Na
Al(s) + Fe(SO4)(s) = Fe(s) + Al2(SO4)3 =>
2 Al(s) + 3 Fe(SO4)(s) = 3 Fe(s) + Al2(SO4)3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
KMnO4 + Al = Al2O3 + K2MnO4 + MnO2 =>
6 KMnO4 + 4 Al = 2 Al2O3 + 3 K2MnO4 + 3 MnO2
HCHO + Ag2O = Ag + H2O + CO2 =>
HCHO + 2 Ag2O = 4 Ag + H2O + CO2
NH4VO3 + Na2SO3 + H2SO4 = VOSO4 + Na2SO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + Na2SO3 + 3 H2SO4 = 2 VOSO4 + Na2SO4 + (NH4)2SO4 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
B + HClO3 = B(ClO3)3 + H2 =>
2 B + 6 HClO3 = 2 B(ClO3)3 + 3 H2
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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