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JEE Main 202116 MarchMorning Shift
Exam
JEE Main
Year
2021
Date
16 March
Shift
Morning Shift
Subject
Chemistry
Chapter
d and f Block Elements

JEE Main 2021 · 16 March · Morning Shift · Chemistry · d and f Block Elements

Which of the following is Lindlar catalyst?

Which of the following is Lindlar catalyst?

Options

  1. AZinc chloride and HClHCl
  2. BCold dilute solution of KMnO4{KMnO}_{4}
  3. CSodium and Liquid NH3{NH}_{3}
  4. DPartially deactivated palladised charcoal

Correct answer

D. Partially deactivated palladised charcoal

Step-by-step solution

Partially deactivated palladised charcoal (H2/Pd/CaCO3orBaSO4)\left({H}_{2} / Pd / {CaCO}_{3}or{BaSO}_{4}\right) is Lindlar catalyst.
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