Home Chemistry Thermodynamics and Thermochemistry Skill Builder Select the incorrect statement/s from the fo…
Chemistry Thermodynamics and Thermochemistry Skill Builder Single Correct MCQ
Published on: August 12, 2026

Select the incorrect statement/s from the following:

A
Enthalpy of fusion is always negative. and
B
The magnitude of the enthalpy change depends on the strength of the intermolecular interactions in the substance undergoing the phase transformations.
C
Heat required to vaporise 1 mol of acetone is less than that of 1 mol of water.
D
Both

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Text Solution

Verified by Experts
The correct answer is:
A

Fusion is an endothermic reaction, so heat is absorbed in this reaction. Hence, all enthalpies of fusion are positive.

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