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AP EAMCET202315 May 2023Morning ShiftChemistrySurface ChemistryActual

Which of the following is not the application of adsorption?

Options

  1. AUse of SiO ₂ gel for removing the moisture
  2. BUse of coconut charcoal to separate inert gases
  3. CUse of Al ₂ O ₃ to separate the components of organic mixture in chromatography
  4. DUse of CaCl ₂ for removing the moisture

Correct answer

D. Use of CaCl ₂ for removing the moisture

Step-by-step solution

CaCl ₂ is hygroscopic in nature and it absorbs moisture rather than adsorbing it on its surface.

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