JEE PYQ: Hydrocarbons Question 1
Question 1 - 2021 (16 Mar Shift 1)
Which of the following is Lindlar catalyst?
(1) Zinc chloride and HCl
(2) Cold dilute solution of $\text{KMnO}_4$
(3) Sodium and Liquid $\text{NH}_3$
(4) Partially deactivated palladised charcoal
Show Answer
Answer: (4)
Solution
Partially deactivated palladised charcoal ($\text{H}_2/\text{Pd}/\text{CaCO}_3$) is Lindlar catalyst.