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Which of the following is Lindlar catalyst ?
Option: 1 Cold dilute solution of $KMnO_{4}$
Option: 2 Partially deactivated palladised charcoal
Option: 3 Sodium and liquid $NH_{3}$
Option: 4 Zinc chloride and $HCl$

Answers (1)

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Partially deactivated palladised charcoal (H₂ /pd/CaCO₃ ) is lindlar catalyst.

$\text { Lindlar's catalyst } \Rightarrow \mathrm{Pd} / \mathrm{CaCO}_{3}+\left(\mathrm{CH}_{3} \mathrm{COO}\right)_{2} \mathrm{~Pb}+\text { Quinoline }$

Hence, the correct answer is Option (2)

Posted by

Kuldeep Maurya

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