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Which of the following is not an example of adsorption 

Option: 1

Water in silica gel


Option: 2

Water in calcium chloride


Option: 3

Hydrogen and finely devided nickel


Option: 4

Oxygen and metal surface


Answers (1)

best_answer

Silica and aluminum gels are used as adsorbents for removing moisture and controlling humidity.

 Water in calcium chloride is a case of absorption not adsorption, water penetrates in calcium chloride.

Option 2 is correct.

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Gunjita

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