Q.

Although, nitrogen does not adsorb on a surface at room temperature, it adsorbs on the surface at 83 K. Which one of the following statements is correct ?

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By Expert Faculty of Sri Chaitanya

a

At 83 K, there is formation of monolayer

b

At 83 K nitrogen is adsorbed as atoms

c

At 83 K nitrogen molecules are held by chemicals bonds

d

At 83 K there is formation of multimolecular layers

answer is D.

(Detailed Solution Below)

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Detailed Solution

At 83 K physical adsorption takes place effectively so multimolecular layers formed.
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