Question

Which of the following is not a process of preparation of hydrogen peroxide? 

A

Auto-oxidation of 2-ethylanthraquinol.

B

By passing oxygen through boiling water

C

By oxidation of isopropyl alcohol

D

By reaction of barium peroxide with dil.

Hard

Solution

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Correct option is B)

Preparation of 2-ethylanthraquinol
preparation of
(i) 2- ethylanthrquinol oxidized product 
(ii) By reaction of barium oxide (per)with
dif.
(iii) By oxidation of is propyl (alcohol)
Option B will not give

solution
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