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Question 47Asked in RRB JE CBT-1, 17 Dec 2024, Shift 3 (4:30 PM)

When Plaster of Paris is mixed with water, it undergoes which of the following changes?

  1. AIt loses all its water molecules.
  2. BIt produces a gas.
  3. CIt changes to gypsum.
  4. DIt dissolves completely.
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Correct answer: (C) It changes to gypsum.

From RRB JE CBT-1 PYQ 17 Dec 2024, Shift 3 (4:30 PM)

This is question 47 of RRB JE CBT-1 PYQ 17 Dec 2024, Shift 3 (4:30 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.