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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At 83 K, there is formation of monolayer

At 83 K nitrogen is adsorbed as atoms

At 83 K nitrogen molecules are held by chemicals bonds

At 83 K there is formation of multimolecular layers

answer is D.

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Detailed Solution

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

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