JEE Physics · Hard

Kinetic Theory and Thermodynamics: Ideal Gas MCQ

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

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Ideal GasHardQuestion 31075

Question

Dalton's law of partial pressures states that total pressure of gas mixture equals:
  1. A
    Product of partial pressures
  2. B
    Sum of partial pressures
    Correct
  3. C
    Average of partial pressures
  4. D
    None of these

Correct answer

Sum of partial pressures

Explanation

For ideal gas mixture: P_total = P₁ + P₂ + ... Each gas acts independently (no intermolecular interactions between different species).