JEE · NEET Previous Year Question
For which among the following reactions, change in entropy is less than zero?
Topic: JEE PYQ
Answer: C. Full step-by-step solution below.
- ASublimation of iodine
- BDissociation of hydrogen
- CFormation of water
- DThermal decomposition of calcium carbonate
Correct answer: C
Solution
(c) :Entropy of liquid is less than that of gases hence is negative for the formation of water.
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