College Chemistry MCQs - Chapter 4

Experimental Techniques Multiple Choice Questions (MCQ) PDF - 4

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Experimental Techniques Questions & Answers PDF Download: MCQ Quiz 4

MCQ 16: Solvent extraction is better if repeated extractions are done using

A) Large solvent

B) small solvent

C) extra solvent

D) normal solvent

MCQ 17: For crystallization, we use the solution that should be

A) Saturated

B) supersaturated

C) dilute

D) binary

MCQ 18: The mobile phase can be

A) gas only

B) liquid only

C) solid

D) gas and liquid

MCQ 19: The components which have a small value of K have an affinity for

A) mobile phase

B) stationary phase

C) no phase

D) solution

MCQ 20: The ether layer is used to separate

A) fibers

B) inorganic impurities

C) organic impurities

D) gases

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