Hello sirm/madam,

Can you please help me with BIOMOLECULES?

Is it a very important chapter from the point of view of JEE. If not can I skip this chapter for JEE?

I mean, I have to do it for my Boards. But if not necessary then I would skip detailed study

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

 

Using above information

Match the following 

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

how to represent the possible fischer projections for 2-bromohexane