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Subject - Chemistry:

Basics

MCQ - 303-2489

Question:

The Osmotic pressure of equimolar solution of BaCl2, NaCl, and Sucrose will be in the order

  1. Sucrose>NaCl>BaCl2
  2. Sucrose >BaCl2> NaCl
  3. Sucrose >BaCl2> NaCl
  4. Sucrose >BaCl2> NaCl

Correct Answer: D

Explanation:

Osmotic pressure is a colligative property which depends on the degree of dissociation of an electrolyte, BaCl2 gives three particals, NaCl dissociate into 2 ions and Sucrose is non-electrolyte.

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