P-Block Elements Ques 407

Question: The charcoal maintained at $ 100^{o}C $ absorbs

Options:

A) $ Ne $ and $ Kr $

B) $ He $ and $ Ar $

C) $ Ar, $ $ Kr, $ $ Xe $

D) $ He $ and $ Ne $

Show Answer

Answer:

Correct Answer: C

Solution:

Except He, all other noble gases are adsorbed by coconut charcoal at low temperatures. The extent of adsorption increases as the atomic size of the noble gas increases.



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