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Question: Answered & Verified by Expert
The reagent used to convert an alkyne to alkene is
ChemistryThermodynamics (C)KCETKCET 2008
Options:
  • A $\mathrm{Zn} / \mathrm{HCl}$
  • B $\mathrm{Sn} / \mathrm{HCl}$
  • C $\mathrm{Zn}-\mathrm{Hg} / \mathrm{HCl}$
  • D $\mathrm{Pd} / \mathrm{H}_{2}$
Solution:
2477 Upvotes Verified Answer
The correct answer is: $\mathrm{Pd} / \mathrm{H}_{2}$
Alkynes are converted into alkenes by using Lindlar's catalyst $\left(\mathrm{H}_{2} / \mathrm{Pd}\right)$


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