Question

Which statement of the following is false for a catalyst?

• A. A catalyst can initiate a reaction.
• B. It does not alter the position of equilibrium in a reversible reaction.
• C. A catalyst remains unchanged in quality and composition at the end of the reaction.
• D. Catalysts are sometimes very specific in reaction.

Answer 1

Answer: (A)

A catalyst can initiate a reaction.

Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalyst which is not consumed in the catalysed reaction and can continue to act repeatedly.It increase rate of forward as well as backward reaction.