Which of the following statements is not correct?

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.

An Intiative by Sri Chaitanya

Most heterogeneous catalytic reactions involve the solid surface of the catalyst

Heterogeneous catalysts primarily function by lowering the activation energy of the reaction

A solid catalyst present in the powder form is more effective as it has larger surface area

The catalyst may be deactivated by heating it to a high temperature in vacuum

answer is D.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Detailed Solution

Deactivation can be caused by chemical, mechanical, or thermal factors. deactivation''. This process, which is both chemical and physical in character, takes place in tandem with the primary reaction. Although deactivation cannot be stopped, it can be slowed down or prevented, and some of its effects can be avoided.
Catalyst deactivation can occur for three main reasons: 1. poisoning; 2. coking or fouling; and 3. ageing, sintering, or phase transition.

Watch 3-min video & get full concept clarity