Consider the following reduction processes : Al^{3+}+3 e^{-} \to Al(s), E^0=-1.66 V Fe^{3+}+e^{-} \to Fe^{2+}, E^0=+0.77 V Co^{3+}+e^{-} \to Co^{2+}, E^0=+1.81 V Cr^{3+}+3 e^{-} \to Cr(s), E^0=-0.74 V The tendency to act as reducing agent decreases in the order : [22 Jan 2026 Shift 2]

Correct Answer is : Al>Cr>Fe2+>Co2+

Electrochemistry Part 2

Section: Chemistry

Question : 8 of 117

Marks: +1, -0

Consider the following reduction processes :
‌Al3++3e−→Al(s),E0=−1.66V
‌Fe3++e−→Fe2+,E0=+0.77V
‌Co3++e−→Co2+,E0=+1.81V
‌Cr3++3e−→Cr(s),E0=−0.74V
The tendency to act as reducing agent decreases in the order :

[22 Jan 2026 Shift 2]

Al>Fe2+>Cr>Co2+
Al>Cr>Co2+>Fe2+
Cr>Fe2+>Al>Co2+
Al>Cr>Fe2+>Co2+

Validate

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