Isobutane reacts with the following to form isooctane.

(a) isobutylene (b) n-butene (c) n-pentene(d) isopentene

pls explain mechanism as well...

'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