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In the given reactions identify A and B H 2 + A Pd/C C=C CH 3 H C 2 H 5 H CH 3 – C ≡ C – CH 3 + H 2 3 Na /Liquid NH ⎯ ⎯⎯⎯⎯⎯ → “B”

1. A : n-Pentane B : tr
2. A : n-Pentane B : Cis-2-butene
3. A : 2-Pentyne B : tr
4. A : 2-Pentyne B : Cis-2-butene

Correct answer: A : 2-Pentyne B : tr

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