JEE · NEET Previous Year Question

The adsorbent used in adsorption chromatography is/are –
A. silica gel
B. alumina
C. quick lime
D. magnesia
Choose the most appropriate answer from the options given below :

Topic: JEE PYQ

Answer: D. Full step-by-step solution below.

  1. AA only
  2. BB only
  3. CC and D only
  4. DA and B only

Correct answer: D

Solution

(d) The most common polar and acidic support used is adsorption chromatography is silica. The surface silanol groups on their supported to adsorb polar compound and work particularly well for basic substances. Alumina is the example of polar and basic adsorbent that is used in adsorption chromatography.

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