Identify the correct statement regarding entropy - Vidyadip

MCQ

Identify the correct statement regarding entropy

A
At ${0\,^o}C$, the entropy of a perfectly crystalline substance is taken to be zero
B
At absolute zero of temperature, the entropy of a perfectly crystalline substance is $ + ve$
C
At absolute zero of temperature, the entropy of all crystalline substances is taken to be zero
✓
At absolute zero of temperature, the entropy of a perfectly crystalline substance is taken to be zero

✓

Answer

Correct option: D.

At absolute zero of temperature, the entropy of a perfectly crystalline substance is taken to be zero

(d)This is the statement of third law of thermodynamics.

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