Which of the following is an example of absorption?

  • Option 1)

    Water on silica gel

  • Option 2)

    Water on calcium chloride

  • Option 3)

    Oxygen on metal surface

  • Option 4)

    None of these

 

Answers (1)

As we learned in concept

Difference between Adsorption and Absorption -

In adsorption, the substance is concentrated only at the surface and does not penetrate through the surface to the bulk of adsorbent while in absorption, the substance is uniformly distributed throughout the bulk of solid.

-

 

 

 When water comes into contact with calcium chloride, it is uniformly distributed throughout the body  and absorbed. 


Option 1)

Water on silica gel

Incorrect option

Option 2)

Water on calcium chloride

Correct option

Option 3)

Oxygen on metal surface

Incorrect option

Option 4)

None of these

Incorrect option

Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions