| Équations équilibrées la veille |
Fe(s) + 2 HBr = FeBr2 + H2
C10H14 + KMnO4 = C8H6O4 + MnO2 + CO2 + KOH =>
C10H14 + 8 KMnO4 = C8H6O4 + 8 MnO2 + 2 CO2 + 8 KOH
MnSO4 + KBiO3 + H2SO4 = KMnO4 + BiSO4 + H2O + K2SO4 =>
3 MnSO4 + 5 KBiO3 + 3 H2SO4 = 3 KMnO4 + 5 BiSO4 + 3 H2O + K2SO4
NaHCO3 + C6H8O = Na3C6H5O7 + H2O + CO2 =>
15 NaHCO3 + 3 C6H8O = 5 Na3C6H5O7 + 7 H2O + 3 CO2
Na3[Cr(OH)6] + NaClO = Na2CrO4 + NaCl + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 NaClO = 2 Na2CrO4 + 3 NaCl + 2 NaOH + 5 H2O
CH3CHCH2 + KMnO4 + H2O = CH3CHOHCH2OH + KOH + MnO2 =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 CH3CHOHCH2OH + 2 KOH + 2 MnO2
A + BO3 = A3O4 + B2O3 =>
9 A + 8 BO3 = 3 A3O4 + 4 B2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KCO3{-2} + NaOH = KOH + NaCO3{-2} =>
KCO3{-2} + NaOH = KOH + NaCO3{-2}
CdCl2 + Zn = ZnCl2 + Cd =>
CdCl2 + Zn = ZnCl2 + Cd
NaCH3COO + Al2(SO4)3 = Al2CH3COO + Na(SO4)3 =>
NaCH3COO + Al2(SO4)3 = Al2CH3COO + Na(SO4)3
A(s) + BC(aq)2 = AC(aq) + B(s) =>
2 A(s) + BC(aq)2 = 2 AC(aq) + B(s)
FeHClO4 = Fe(HClO4) =>
FeHClO4 = Fe(HClO4)
Hg(NO3)2 + Na2CrO4 = Na(NO3) + HgCrO4 =>
Hg(NO3)2 + Na2CrO4 = 2 Na(NO3) + HgCrO4
CuCl2(ac) + H2S(ac) = CuS(s) + HCl(ac) =>
CuCl2(ac) + H2S(ac) = CuS(s) + 2 HCl(ac)
K2SO4 + Pb(CH3CO2)2 = PbSO4 + CH3COOK =>
K2SO4 + Pb(CH3CO2)2 = PbSO4 + 2 CH3COOK
CuO + CI2 = CuCI2 + O2 =>
2 CuO + 2 CI2 = 2 CuCI2 + O2
H2TeO3 = TeO2 + H2O =>
H2TeO3 = TeO2 + H2O
La(IO3)3 = La5(IO6)3 + I2 + O2 =>
10 La(IO3)3 = 2 La5(IO6)3 + 12 I2 + 27 O2
MnO2(S) + HCl(aq) = MnCl2(S) + H2O(l) + Cl2(g) =>
MnO2(S) + 4 HCl(aq) = MnCl2(S) + 2 H2O(l) + Cl2(g)
KMnO4 + HCl = KClMnCl2 + H2O + Cl =>
KMnO4 + 8 HCl = KClMnCl2 + 4 H2O + 5 Cl
OH + C2H4 = CO2 + H2O =>
12 OH + C2H4 = 2 CO2 + 8 H2O
NaOH + H2BrO4 = H2O + Na2BrO4 =>
2 NaOH + H2BrO4 = 2 H2O + Na2BrO4
Ag + Co(NO3)2 = Co + Ag(NO3) =>
2 Ag + Co(NO3)2 = Co + 2 Ag(NO3)
Pb(NO3)2(ac) + H2S(ac) = PbS(s) + HNO3 =>
Pb(NO3)2(ac) + H2S(ac) = PbS(s) + 2 HNO3
Ba + CuCl2 = BaCl2Cu =>
Ba + CuCl2 = BaCl2Cu
Na2O + NH3 = Na + N2 + H2O =>
3 Na2O + 2 NH3 = 6 Na + N2 + 3 H2O
CuFeS2 + H2SO4 + KMnO4 = CuSO4 + Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 CuFeS2 + 56 H2SO4 + 34 KMnO4 = 10 CuSO4 + 5 Fe2(SO4)3 + 34 MnSO4 + 17 K2SO4 + 56 H2O
Ga + Ge = GaGe =>
Ga + Ge = GaGe
Al + KOH + H2O = K{+} + [Al(OH)4]{-} + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K{+} + 2[Al(OH)4]{-} + 3 H2
C3H6 + HBr = C3H5Br + H2 =>
C3H6 + HBr = C3H5Br + H2
Mg + Cu{+}NO{3-} = Mg{2+}NO{3-} + Cu =>
Mg + 2 Cu{+}NO{3-} = Mg{2+}NO{3-} + 2 Cu
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KMnO4 + C6H12O6 + KOH = K2MnO4 + KC6H11O7 + H2O =>
2 KMnO4 + C6H12O6 + 3 KOH = 2 K2MnO4 + KC6H11O7 + 2 H2O
CH3CH2OH + CuSO4 = CH3CH2OCu + HSO4 =>
CH3CH2OH + CuSO4 = CH3CH2OCu + HSO4
[Ti((NH2)2CO)6]Cl3 + KI = [Ti((NH2)2CO)6]I3 + KCl =>
[Ti((NH2)2CO)6]Cl3 + 3 KI = [Ti((NH2)2CO)6]I3 + 3 KCl
CO2 + H2O + NO2 = C7H10N + O2 =>
14 CO2 + 10 H2O + 2 NO2 = 2 C7H10N + 21 O2
HCOOH + Na2CO3 = CH3CO2Na + CO2 + H2O =>
8 HCOOH + Na2CO3 = 2 CH3CO2Na + 5 CO2 + 5 H2O
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(s) + HCl(g) + H2O(g) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 5 Al2O3(s) + 6 HCl(g) + 9 H2O(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Bi + NaOH = Na + Bi2O3 + H2O =>
2 Bi + 6 NaOH = 6 Na + Bi2O3 + 3 H2O
NH3 + Ca = N2 + CaH2 =>
2 NH3 + 3 Ca = N2 + 3 CaH2
V2O5 + C6H12O6 + H3PO4 = CO2 + H2O + VO2P =>
2 V2O5 + C6H12O6 + 4 H3PO4 = 6 CO2 + 12 H2O + 4 VO2P
NH3(g) + NO(g) = N2(g) + H2O(l) =>
4 NH3(g) + 6 NO(g) = 5 N2(g) + 6 H2O(l)
K2Cr2O7 + C12H22O11 + H3PO4 = K3PO4 + CrPO4 + H2O + CO2 =>
24 K2Cr2O7 + 3 C12H22O11 + 64 H3PO4 = 16 K3PO4 + 48 CrPO4 + 129 H2O + 36 CO2
Na2O + SO2 = NaO2 + SO =>
Na2O + 3 SO2 = 2 NaO2 + 3 SO
CH3CHCH2 + HCl = CH3CH2CH2 + Cl =>
CH3CHCH2 + HCl = CH3CH2CH2 + Cl
Na2C2O4 = Na2CO3 + CO =>
Na2C2O4 = Na2CO3 + CO
CaCl2O4 + NaOH = Ca(OH)2 + NaClO2 =>
CaCl2O4 + 2 NaOH = Ca(OH)2 + 2 NaClO2
Co3O4 + NiO + Nb2O5 = Co2Ni2Nb2O9 + O2 =>
2 Co3O4 + 6 NiO + 3 Nb2O5 = 3 Co2Ni2Nb2O9 + O2
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Équations équilibrées sur01/08/25
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