Cerium(IV) Reduction by Iron(II)

Ce4+ + Fe2+ → Ce3+ + Fe3+

Übersicht

Cerium(IV) is a strong oxidizing agent that oxidizes iron(II) to iron(III) in a one-electron transfer. This reaction has a 1:1 stoichiometry, making it useful for precise titrations. Cerium(IV) solutions are yellow while cerium(III) is colorless, providing a visual endpoint.

Teilnehmer

Rolle Substanz Koeffizient Zustand
Reaktant Cerium Ce 1 (aq)
Produkt Iron Fe 1 (aq)

Alltägliches Beispiel

Cerimetry is taught in analytical chemistry courses as an alternative to permanganate titrations with certain advantages in precision.

Industrielle Bedeutung

Cerimetric titration is used in pharmaceutical analysis, environmental monitoring, and in the nuclear industry for uranium and plutonium assays.

Eigenschaften

Typ
Redox
Reversibel
Nein
Energie
Exotherm
ΔH
-88,0 kJ/mol

Verwandte Reaktionen

Iron(II) to Iron(III) Oxidation by Oxygen Bleaching with Sodium Hypochlorite Copper Reduction of Silver Ion Aqua Regia Dissolving Gold Chlorine Oxidation of Bromide Copper Oxidation by Nitric Acid Hypochlorite Oxidation of Hydrogen Peroxide Hydrogen Peroxide as Oxidizing Agent (Acidic) Zinc Reduction of Silver Ion Displacement of Hydrogen from Acid by Magnesium

Frequently Asked Questions

What is the equation for Cerium(IV) Reduction by Iron(II)?
The balanced equation is: Ce⁴⁺ + Fe²⁺ → Ce³⁺ + Fe³⁺.
What type of reaction is Cerium(IV) Reduction by Iron(II)?
Cerium(IV) Reduction by Iron(II) is a redox reaction.
Is Cerium(IV) Reduction by Iron(II) exothermic or endothermic?
Cerium(IV) Reduction by Iron(II) is exothermic (releases energy). The enthalpy change (ΔH) is -88.0 kJ/mol.