JEE · NEET Previous Year Question

Which of the following reagents will be ableto distinguish between 1‐butyne
and 2‐butyne?

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

  1. A
  2. BHC1
  3. C
  4. D

Correct answer: A

Solution

(a) Terminal alkynes (1‐butyne) react with to form sodium acetylide and evolve hydrogen but 2‐butyne do not.

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