*Can anybody pls tell me the mechanism for this reaction?? #image

* also tell me whether picric acid or mentioned product which will be major???

* u can also mention some source where i may get the answer

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

 

Using above information

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Plz answer this query.....................................................................................................

how to represent the possible fischer projections for 2-bromohexane