CGPET 2017 Solved Paper

Section: Chemistry

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Question : 53 of 150

Marks: +1, -0

Which statement is true?

The adsorption of H2 by platinum black is known as sorption
The adsorption of H2 by charcoal is known as Occlusion
The adsorption of H2 by platinum black is known as occlusion
The absorption of H2 by charcoal is known as chemisorption

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