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Question 22117
NEET Chemistry · Hard

States of Matter: Deviation MCQ

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DeviationHardQuestion 22117

Question

Hydrogen and helium show positive deviation at ordinary conditions mainly because:

  1. A
    Their attractions are very weak
    Correct
  2. B
    Their molecular volume is zero
  3. C
    They form hydrogen bonds
  4. D
    They are not gases

Correct answer

Their attractions are very weak

Explanation

Repulsive/excluded-volume effects dominate earlier.

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