consider the following compounds:-

CH_{3-CHCl-CH2-CH3 ; CH3-CH=CH-CH3 ; CH3-C(CH3)=N-OH ; CH3-CH=N-OH}

The number of stereogenic centres in these structures are......???

and also tell me how did u find out the no. of stereogenic centres????

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

 

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

how to represent the possible fischer projections for 2-bromohexane