We can say that a catalyst is selective if:
A) it prefers one reactant over another
B) it gives a high yield of a desired product with a small amount of side product(s).
C) it is very selective for one functional group only.

Question

Quizplus · Accepted Answer

A selective catalyst is one that favors the formation of a desired product over other potential products, thus giving a high yield of that product with minimal side products. Choices A and C describe aspects of specificity and selectivity towards reactants or functional groups, but B directly addresses the concept of selectivity in terms of product yield and purity.

We Can Say That a Catalyst Is Selective If