Question

what is Lindlar's catalyst?

Answer 1

A Lindlar catalyst is a heterogeneous catalyst that consists of palladium deposited on calcium carbonate which is then poisoned with various forms of lead or sulphur.

Answer 2

Hey friend!

》A Lindlar catalyst is a heterogeneous catalyst that consists of palladium deposited on calcium carbonate  which is then poisoned with various forms of lead or sulphur.

》It is used for the hydrogenation of alkynes to alkenes.

》It is named after its inventor Herbert Lindlar.

Hope it helps..!!