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MCQ on principles of chromatography: Page-1

Resolution of two peaks is the ratio of
resolution

(A) Q,R

(B) P,S

(C) P,Q

(D) Q,S

The capacity factor is the ratio of

(A) Adjusted retention volume/ Void volume

(B) Adjusted retention volume/ Retention volume

(C) Retention volume/ Adjusted void volume

(D) Void volume/ Adjusted retention volume

The volume of the mobile phase required to elute an un-retained species through the column is known as

(A) P,S

(B) Q,R

(C) P,Q

(D) Q,S

Bleeding is

(A) Loss of analyte

(B) Loss of stationary phase

(C) Loss of mobile phase

(D) Loss of supporting material

In bonded-phase liquid chromatography columns, the siloxane group are formed by treating the silica with
Dialkoxy silanes

(A) Q,R

(B) P,S

(C) P,R

(D) Q,S