What is meant by catalyst poison? – InterviewSolution

InterviewSolution

1.	What is meant by catalyst poison?
Answer» Solution :(i) The substances when ADDED to a catalysed REACTION decreases or completely destroys the activity of a catalyst are often KNOWN as CATALYTIC POISONS. (ii) In the reaction `2SO_2 + O_2 to 2SO_3` with Pt catalyst, the catalyst poison is `AS_2O_3` .

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