Question

a catalyst is used for the complete reduction of an alkayne to the corresponding cis alkene it is commonly known as lindlar catalyst chemical composition of the catalyst is​

Answer 1

Lindlar's catalyst is a palladium catalyst poisoned with traces of lead and quinoline, that reduce its activity such that it can only reduce alkynes, not alkenes. It always gives the cis-alkene, in contrast to Na/NH3, which gives the trans alkenes.

Answer 2

Answer:

Lindlar's catalyst is a palladium catalyst poisoned with traces of lead and quinoline, that reduce its activity such that it can only reduce alkynes, not alkenes. It always gives the cis-alkene, in contrast to Na/NH3, which gives the trans alkenes.

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Explanation:

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