Catalysis

IMPORTANT

Catalysis: Overview

This topic covers concepts, such as Catalytic Poisons, Lock-Key Theory, Adsorption Theory, Increasing Activity in the Presence of Activators and Co-Enzymes, Catalytic Promoters, Catalysis, and Modern Theory of Catalysts.

Important Questions on Catalysis

EASY
IMPORTANT

Which of the following statements about enzyme catalysis is FALSE?

HARD
IMPORTANT

Ethanol is produced from glucose and fructose in the presence of enzyme

HARD
IMPORTANT

Which of the following is NOT CORRECT regarding enzyme catalysis?

HARD
IMPORTANT

For the reaction 2SO2( g)+O2( g)+NO(g)2SO3( g)+NO(g) the catalyst is

HARD
IMPORTANT

Which property does NOT change on addition of a catalyst?

HARD
IMPORTANT

Which of the following statements regarding an enzyme is INCORRECT?

HARD
IMPORTANT

For heterogeneous catalysis, which of the following statements is INCORRECT?

EASY
IMPORTANT

The conversion of maltose into glucose takes place in presence of _____ enzyme.

EASY
IMPORTANT

The conversion of sugar cane into glucose and fructose takes place in presence of invertase enzyme.

EASY
IMPORTANT

Write a chemical reaction for the conversion of sugar cane by invertase enzyme.

MEDIUM
IMPORTANT

Which is true for a catalyst?

MEDIUM
IMPORTANT

Incorrect statement for enzyme catalysis is

MEDIUM
IMPORTANT

Which of the following is an example of homogeneous catalysis?

EASY
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Give an example of enzyme catalysis reaction.

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The example of homogeneous catalsis is

MEDIUM
IMPORTANT

Which of the following will decrease the rate of reaction?

EASY
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Which of the following is an example of homogeneous catalysis:

EASY
IMPORTANT

Explain Induced-fit theory.

EASY
IMPORTANT

According to the induced fit model, both enzyme and substrate undergo dynamic conformational changes upon binding.

EASY
IMPORTANT

According to the induced fit model, both enzyme and substrate undergo dynamic conformational changes upon binding to _____  (increase/decrease) the rate of reaction.