MHT CET Chemistry question

Name the catalyst used in commercial method of preparation of phenol. [MHTCET 2016]

(A)Silica
(B)Calcium phosphate
(C)Anhydrous aluminium chloride
(D)Cobalt naphthenateCorrect

Answer: (D)

Solution

The commercial (cumene) process oxidises cumene with air in the presence of cobalt naphthenate to give cumene hydroperoxide, which is hydrolysed to phenol and acetone; silica and calcium

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Question ID VK-079980