1. Tardigrade
  2. Question
  3. Chemistry
  4. Which of the following graph represents the variation of amount of chemisorption of a gas by a solid with temperature under constant pressure?

Q. Which of the following graph represents the variation of amount of chemisorption of a gas by a solid with temperature under constant pressure?

 1870  123 NTA AbhyasNTA Abhyas 2020Surface Chemistry Report Error

Solution:

Chemisorption involves a chemical reaction between the surface and adsorbate, which first increases due to supply of energy of activation with temperature then decreases with cleavage of bonds.