Chromatography Exam Questions and Answers 100% Pass

Chromatography Exam Questions and
Answers 100% Pass


Chromatography -

[ANSWER]: -a technique that separates a mixture into individual

components when the mixture is carried through a stationary phase by a

mobile phase




QUESTION: Stationary phase -

[ANSWER]: -the phase that is fixed in place in chromatography column

or plate

-could be solid or liquid




QUESTION: Mobile phase -

[ANSWER]: -the phase that carries the analyte mixture through the

stationary phase

, -could be gas or liquid




QUESTION: Elution -

[ANSWER]: -the process in which analytes are carried through the

stationary phase by the movement of the mobile phase




QUESTION: Differential migration -

[ANSWER]: -sample components migrate at different rates through the

stationary phase (column)




QUESTION: Migration rate depends on -

[ANSWER]: -the strength of interaction between sample components

with the stationary phase




QUESTION: Chromatography is useful as a tool to determine -

[ANSWER]: -the absence or presence of components of mixtures

whose identities are known