Which of the following is chemisorption
(A) Adsorption of H,on Ni at high tempwature
(B) Adsorption of Hy on charcoal
(C) Adsorption of moisture on silica gel
(D) Dehydration by using anhydrous CaCl2
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Explanation:
Water on calcium chloride. Absorption means penetration of adsorbate molecules into the bulk of the adsorbent. When water is spread over calcium chloride, water get penetrate into bulk of the calcium chloride
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