Which of the following statements defines 'chromatograph - Exam Yatra

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IB ACIO Grade-II (Executive) Official Paper (Held On: 20 Feb, 2021 Shift 2)
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Which of the following statements defines 'chromatography'?

1. It is the process of separation of components of a mixture.

2. It is used to separate colours in a dye.

3. It is used to separate a mixture of oil and water.

Select the correct answer using the codes given below.

[IB ACIO Grade-II (Executive) Official Paper (Held On: 20 Feb, 2021 Shift 2)]

A

1 and 2

B

3 only

C

2 and 3

D

2 only

EXPLANATION

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