Which of the following reagents can be used

Question:

Which of the following reagents can be used to oxidise primary alcohols to

aldehydes?

(i) CrO3

in an anhydrous medium.

(ii) KMnO4 in acidic medium.

(iii) Pyridinium chlorochromate.

(iv) Heat in the presence of Cu at 573K

Solution:

Option (i), (iii) and (iv) are the answers.

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