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Which of the following is not a stationary phase?

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in Engineering Chemistry I by (506k points)
Which of the following is not a stationary phase?

(a) Liquid-liquid chromatography

(b) Gas-liquid chromatography

(c) Gas-solid chromatography

(d) Solid-solid chromatography

I got this question in an internship interview.

The question is from Chromatography topic in chapter Methods of Purification of Engineering Chemistry I

1 Answer

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Best answer
Right choice is (d) Solid-solid chromatography

Explanation: Solid-solid chromatography is not a stationary phase because solid-solid phase cannot provide any fluidity.

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