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NEETChemistrySurface Chemistry

Give an example where physisorption changes to chemisorption with the rise in temperature. Explain the reason for the change.

Options

  1. AAdsorption of nitrogen on activated charcoal
  2. BAdsorption of hydrogen on platinum
  3. CAdsorption of water vapor on silica gel
  4. DAdsorption of oxygen on iron

Correct answer

B. Adsorption of hydrogen on platinum

Step-by-step solution

Correct Option is : (B) Adsorption of hydrogen on platinum

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