NEET Chemistry ยท Easy

Solutions: Vapour pressure MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Vapour pressureEasyQuestion 26010

Question

Adding a non-volatile solute to a solvent generally:

  1. A
    lowers vapour pressure
    Correct
  2. B
    raises vapour pressure
  3. C
    keeps vapour pressure unchanged
  4. D
    makes it zero instantly

Correct answer

lowers vapour pressure

Explanation

Fewer solvent molecules are available at surface.