Q37 · CSIR-NET Chemistry, December 2014
Paper: CSIR-NET December 2014 · Subject: Inorganic Chemistry · Chapter: Analytical Chemistry · Topic: Chromatography · Marks: 2 · Difficulty: Easy
Gel permeantion chromatography can be used to separate which of the following: \[ \begin{array}{ll} \text{(A) Lanthanides} & \text{(B) Alkaline earths} \\ \text{(C) Fatty acids} & \text{(D) Low molecular weight peptides} \end{array} \]
The correct answer is (a)A and B
(b)B and C
(c)C and D
(d)A and D
Answer
Answer: D ✓ checked by 4AB · confidence low
The source book printed C; on checking, D is correct — see the explanation.
Book printed (c).
Explanation
Gel permeation (size-exclusion) chromatography separates by molecular size — e.g. peptides (d), not small ions.
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