Chemistry Thermodynamics and Thermochemistry Karnataka - CET Previous Year Question Single Correct MCQ
Published on: August 11, 2026

In which of the following process, a maximum increase in entropy is observed?

A
Melting of ice
B
Sublimation of naphthalene
C
Condensation of water
D
Dissolution of salt in water

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The correct answer is:
B

: As sublimation involves the conversion of solid into gaseous state directly. Therefore there is a larger/maximum increase in entropy as the highly ordered solid goes to highly (most) disordered gaseous state. Therefore maximum for the sublimation of naphthalene.

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