Cerium(IV) Reduction by Iron(II)
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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
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