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Chromatography Online Exam Quiz

Important questions about Chromatography. Chromatography MCQ questions with answers. Chromatography exam questions and answers for students and interviews.

1. In gas chromatography, the basis for separation of the components of the volatile material is the difference in

Options

A : partition coefficients

B : conductivity

C : molecular weight

D : molarity

2. Ion exchange chromatography is based on the

Options

A : electrostatic attraction

B : electrical mobility of ionic species

C : adsorption chromatography

D : partition chromatography

3. In reverse phase chromatography, the stationary phase is made

Options

A : non-polar

B : polar

C : either non-polar or polar

D : none of these

4. The general expression for the appearance of a solute in an effluent is (where V is the elution volume of a substance , V 0 void volume, k D distribution constant and V i internal water volume)

Options

A : V = V 0 + k D V i

B : V = V 0 / V i

C : V = V 0 - k D V i

D : V / V 0 = k D V i

5. Thin layer chromatography is

Options

A : partition chromatography

B : electrical mobility of ionic species

C : adsorption chromatography

D : none of the above

6. A combination of paper chromatography and electrophoresis involves

Options

A : partition chromatography

B : electrical mobility of the ionic species

C : both (a) and (b)

D : none of these

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