Catalysis

IMPORTANT

Catalysis: Overview

This topic covers concepts, such as, Catalysis, Catalysts, Induced Fit Theory & Catalyst Used in Ostwald's Process etc.

Important Questions on Catalysis

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.

EASY
IMPORTANT

Give an example of enzyme catalysis reaction.

EASY
IMPORTANT

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.

EASY
IMPORTANT

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

EASY
IMPORTANT

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

MEDIUM
IMPORTANT

Decomposition of hydrogen peroxide takes place in presence of _____ catalyst.

MEDIUM
IMPORTANT

Select the option that best suits the following sentence:

'A chemical reaction that induces another reaction in which the product acts as a catalyst for any other chemical reaction not typically occurring under normal conditions.'

EASY
IMPORTANT

Match the following?

Material Application
(a) Silicones (i) As a catalyst
(ii) Greases
(b) Zeolites (iii) In surgical implants
(iv) As ion exchangers

EASY
IMPORTANT

If one of the products of a reaction act as a catalyst, then the catalytic process is termed as

EASY
IMPORTANT

In which of these processes platinum is used as a catalyst?

HARD
IMPORTANT

Identify the reactions that includes inhibtors in the reactions mixture.

MEDIUM
IMPORTANT

Which of the following process does not occur at the interface of phases?

HARD
IMPORTANT

The basic difference between positive and negative catalyst is:

EASY
IMPORTANT

Which of the following graphs represents auto catalysis?

EASY
IMPORTANT

Hydrolysis of protein in the stomach and in intestine takes place due to action of which of the following enzyme?