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NEETChemistrySurface Chemistry

What holds gas molecules or atoms to the solid surface in chemical adsorption?

Options

  1. AStrong van der Waals’ forces
  2. BCovalent or ionic bonds
  3. CHydrogen bonds
  4. DMagnetic forces

Correct answer

B. Covalent or ionic bonds

Step-by-step solution

The paragraph mentions that when gas molecules or atoms are held to the solid surface by chemical bonds, the adsorption is termed chemical adsorption or chemisorption, and these bonds may be covalent or ionic in nature.

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