Cerium(IV) Reduction by Iron(II)

Ce4+ + Fe2+ → Ce3+ + Fe3+

Visão geral

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.

Participantes

Papel Substância Coeficiente Estado
Reagente Cerium Ce 1 (aq)
Produto Iron Fe 1 (aq)

Exemplo do cotidiano

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

Importância industrial

A titulação cerimétrica é utilizada em análise farmacêutica, monitorização ambiental e na indústria nuclear para análises de urânio e plutónio.

Propriedades

Tipo
Redox
Reversível
Não
Energia
Exotérmico
ΔH
-88,0 kJ/mol

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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.