Reducing Agent Tendency Order (Jee Mains)

Concepts of Redox

Medium

Reducing Agent Tendency Order

Consider the following reduction processes :
Al³⁺ + 3e^– → Al(s), E^o = –1.66 V
Fe³⁺ + e^– → Fe²⁺, E^o = +0.77 V
Co³⁺ + e^– → Co²⁺, E^o = +1.81 V
Cr³⁺ + 3e^– → Cr(s), E^o = –0.74 V
The tendency to act as reducing agent decreases in the order :

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