| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaOH(aq) + FeCl3 = 3 NaCl(aq) + Fe(OH)3
VOSO4 + KMnO4 + KOH = (VO2)2SO4 + K2SO4 + MnSO4 + H2O =>
10 VOSO4 + 2 KMnO4 + 4 KOH = 5(VO2)2SO4 + 3 K2SO4 + 2 MnSO4 + 2 H2O
C6H6 + HOCl = CO2 + H2O + Cl2 =>
C6H6 + 30 HOCl = 6 CO2 + 18 H2O + 15 Cl2
NaBr + CI2 = NaCI2 + Br2 =>
2 NaBr + 2 CI2 = 2 NaCI2 + Br2
H2SO3 + Ca(OH)2 = Ca2(SO3)2 + H2(OH)2 =>
2 H2SO3 + 2 Ca(OH)2 = Ca2(SO3)2 + 2 H2(OH)2
Al + Na(NO3) = Na + Al(NO3)3 =>
Al + 3 Na(NO3) = 3 Na + Al(NO3)3
AsO3{3}{-} + H{+} + e = As + H2O =>
AsO3{3}{-} + 6 H{+} + 9e = As + 3 H2O
Ni + SCN = Ni(SCN) =>
Ni + SCN = Ni(SCN)
Sr3(PO4)2 + H2O = SrO + H3PO4 =>
Sr3(PO4)2 + 3 H2O = 3 SrO + 2 H3PO4
C7H16S + O2 = SO2 + CO2 + H2O =>
C7H16S + 12 O2 = SO2 + 7 CO2 + 8 H2O
Cr3 + SO4 = Cr3SO4 =>
Cr3 + SO4 = Cr3SO4
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
HX + Ba(OH)2 = H2O + Ba(X)2 =>
2 HX + Ba(OH)2 = 2 H2O + Ba(X)2
C3H7NO3 + O2 = CO2 + H2O + CH4N20 =>
20 C3H7NO3 + 63 O2 = 59 CO2 + 68 H2O + CH4N20
KF + HCl = KCl + HF =>
KF + HCl = KCl + HF
C7H8 + H2O = H2 + CO =>
C7H8 + 7 H2O = 11 H2 + 7 CO
Cu(NO3)2(aq) + H20(l) = Cu(s) + HNO3(aq) =>
10 Cu(NO3)2(aq) + H20(l) = 10 Cu(s) + 20 HNO3(aq)
ZnCl2 + HNO3 = Cl2 + NOCl + ZnNO3 + H2O =>
6 ZnCl2 + 8 HNO3 = 5 Cl2 + 2 NOCl + 6 ZnNO3 + 4 H2O
SO2 + KMnO4 + KOH = K2SO4 + H2O + K2MnO4 =>
SO2 + 2 KMnO4 + 4 KOH = K2SO4 + 2 H2O + 2 K2MnO4
Co(NO3)2(aq) + NH4OH(aq) = Co(OH)2 + NH4NO3 =>
Co(NO3)2(aq) + 2 NH4OH(aq) = Co(OH)2 + 2 NH4NO3
Sr(NO3)2 + Gd(NO3)3*6H2O + Al(NO3)3*9H2O + NH2CONH2 = SrGdAlO4 + N2(g) + H2O(g) + CO2(g) =>
3 Sr(NO3)2 + 3 Gd(NO3)3*6H2O + 3 Al(NO3)3*9H2O + 20 NH2CONH2 = 3 SrGdAlO4 + 32 N2(g) + 85 H2O(g) + 20 CO2(g)
K2[HgCl4] + KCNS = K[Hg(CNS)3] + KCl =>
K2[HgCl4] + 3 KCNS = K[Hg(CNS)3] + 4 KCl
V2O5 + K = K2O + V2 =>
V2O5 + 10 K = 5 K2O + V2
SnCl = Sn4 + Cl =>
4 SnCl = Sn4 + 4 Cl
NaMnO4 + NaOH = Na2MnO4 + H2O + O2 =>
4 NaMnO4 + 4 NaOH = 4 Na2MnO4 + 2 H2O + O2
KMnO4 + NaOH = K2MnO4 + Na2MnO4 + O2 + H2O =>
4 KMnO4 + 4 NaOH = 2 K2MnO4 + 2 Na2MnO4 + O2 + 2 H2O
I2 + Ca(OH)2 = HIO + Ca =>
I2 + Ca(OH)2 = 2 HIO + Ca
Al + RbCl = AlCl3 + Rb =>
Al + 3 RbCl = AlCl3 + 3 Rb
La2O3 + MnO2 + CaCO3 = La67Ca33MnO3 + CO2 + O2 =>
134 La2O3 + 4 MnO2 + 132 CaCO3 = 4 La67Ca33MnO3 + 132 CO2 + 265 O2
AgNO3(aq) + Ni(s) = Ni(NO3)2 + Ag =>
2 AgNO3(aq) + Ni(s) = Ni(NO3)2 + 2 Ag
NaClO + C12H22O11 = H2O + CO2 + NaCl =>
24 NaClO + C12H22O11 = 11 H2O + 12 CO2 + 24 NaCl
NaCl + Ag2(NO3)3 = AgCl3 + Na2NO3 =>
6 NaCl + Ag2(NO3)3 = 2 AgCl3 + 3 Na2NO3
Cu15Fe15O40 + HCl + KI = I2 + Fe2O3 + CuCl + KCl + H2O =>
2 Cu15Fe15O40 + 70 HCl + 40 KI = 20 I2 + 15 Fe2O3 + 30 CuCl + 40 KCl + 35 H2O
Sb + Br2 = SbBr5 =>
2 Sb + 5 Br2 = 2 SbBr5
C16H12Al2 + H2O = CH4 + Al2O3 + C =>
2 C16H12Al2 + 6 H2O = 9 CH4 + 2 Al2O3 + 23 C
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Na2S + MgCl2 = NaCl(s) + MgS(s) =>
Na2S + MgCl2 = 2 NaCl(s) + MgS(s)
Br2 + Mn(OH)2 + KOH = MnO2*H2O + KBr + H2O =>
Br2 + Mn(OH)2 + 2 KOH = MnO2*H2O + 2 KBr + H2O
Fe + MgCl2 = FeCl2 + Mg2 =>
2 Fe + 2 MgCl2 = 2 FeCl2 + Mg2
C8H18(l) + O(l) = H2O(g) + CO2(g) =>
C8H18(l) + 25 O(l) = 9 H2O(g) + 8 CO2(g)
Na4V6O17 + Na2SO3 + HCl = VOCl2 + Na2SO4 + NaCl + H2O =>
Na4V6O17 + 3 Na2SO3 + 16 HCl = 6 VOCl2 + 3 Na2SO4 + 4 NaCl + 8 H2O
Fe2S3 + HBr = Fe + Br2S + H2 =>
Fe2S3 + 6 HBr = 2 Fe + 3 Br2S + 3 H2
C6H12(l) + O2 = CO2(g) + H2O =>
C6H12(l) + 9 O2 = 6 CO2(g) + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
[Zn(H2O)6]{2+} + H2O = H3O{+} + [Zn(H2O)5OH]{+} =>
[Zn(H2O)6]{2+} + H2O = H3O{+} + [Zn(H2O)5OH]{+}
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Ca(OH)2 + NO2 = Ca(NO3)2 + H2 =>
Ca(OH)2 + 2 NO2 = Ca(NO3)2 + H2
CH3CH3I2 = CH3CH2IHI =>
CH3CH3I2 = CH3CH2IHI
UO2 + O2 = U3O8 =>
3 UO2 + O2 = U3O8
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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