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JEE Main Chemistry question

ChemistryStates of Matter (Gaseous & Liquid State)JEE Main

and are ideal gases. Their molecular weights are 2, 4 and 28 respectively. The rate of diffusion of these gases follow the order **[J & K CET 2006]**

Answer: (D)

Solution

By Graham's law, rate of diffusion , so the lightest gas diffuses fastest. With molecular weights $A=2 < B=4 <

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Question ID VK-133946