Quick picks on surface chemistry

Exercise and reference answers

Questions

1. Question

   The species gathering on a surface is the:

   Choices

   1. Adsorbate
   2. Adsorbent
   3. Catalyst

   Correct choice

   Adsorbate

2. Question

   The solid providing the surface is the:

   Choices

   1. Adsorbate
   2. Adsorbent
   3. Colloid

   Correct choice

   Adsorbent

3. Question

   Taking an adsorbed species off again is:

   Choices

   1. Sorption
   2. Absorption
   3. Desorption

   Correct choice

   Desorption

4. Question

   Adsorption by chemical bonds is:

   Choices

   1. Chemisorption
   2. Physisorption
   3. Desorption

   Correct choice

   Chemisorption

5. Question

   Adsorption always releases:

   Choices

   1. Light
   2. Heat
   3. Gas

   Correct choice

   Heat

Instructions

Tap the correct answer before the round moves on.

Explanation