I want to ask if ring expansion can happen two times in this reaction so that chlorohexane is also a product.It was not given in the answers.In the solution the ring expansion happened only once,but as chlorohexane will be more stable due to steric reasons I think it should be one of the products even if not the major one.

'x' gm of a compound A3B2C5 contains 'y' gm of A atoms

 

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how to represent the possible fischer projections for 2-bromohexane