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NEETChemistrySurface Chemistry

What type of forces are responsible for physical adsorption?

Options

  1. ACovalent forces
  2. BIonic forces
  3. CWeak van der Waals’ forces
  4. DStrong hydrogen bonds

Correct answer

C. Weak van der Waals’ forces

Step-by-step solution

The paragraph states that if the accumulation of gas on the surface of a solid occurs on account of weak van der Waals’ forces, it is termed as physical adsorption or physisorption.

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