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Question: Answered & Verified by Expert
Which one of the following alkenes will react faster with H2 under catalytic hydrogenation conditions?
ChemistryHydrocarbonsNEET
Options:
  • A
  • B
  • C
  • D
    (R = alkyl substituent)
Solution:
2388 Upvotes Verified Answer
The correct answer is:
The relative rates of hydrogenation decrease with the increase of steric hindrance. In order of stability of alkene, most stable the alkene slowly it gives the product.

Hence alkene which will react faster with H2 is that which is most unstable.

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