All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 18

MEDIUM

12th ICSE

IMPORTANT

Earn 100

Determine the value of $' n'$ in Freundlich adsorption isotherm in the case of high pressure.

Important Questions on Surface Chemistry

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 20

How does homogeneous catalysis work? Write its mechanism.

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 21

Distinguish between micelles and colloidal particles. Give one example of each.

HARD

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 22

Draw the flow chart for all the methods of preparation of colloids.

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 23

Write two chemical methods for the preparation of colloids.

EASY

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 24

Which one of the following electrolytes is most effective for the coagulation of

Fe (OH)_{3_{}}

sol and why?

NaCl, {Na}_{2} {SO}_{4}, {Na}_{3} {PO}_{4}

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 29

How does the size of particles of adsorbent, pressure of gas and prevailing temperature influence the extent of adsorption of a gas on a solid?

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 31

Explain the mechanism of the term: Adsorption

MEDIUM

12th ICSE

IMPORTANT

All In One ISC Chemistry Class 12>Chapter 5 - Surface Chemistry>Chapter Practice>Q 31

Explain the mechanism of the term: Enzyme catalysis.