Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Alkali Metals Single Correct MCQ
Published on: August 13, 2026

The reducing power of a metal depends on various factors. Suggest the factor which makes Li, the strongest reducing agent in aqueous solution.

A
Sublimation enthalpy
B
Ionisation enthalpy
C
Hydration enthalpy
D
Electron – gain enthalpy

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Text Solution

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The correct answer is:
C

With the small size of ion, lithium has the highest hydration enthalpy which accounts for its high negative value and its high reducting power.

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