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SQC7004 Define the terminologies ___ in chromatography

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

Stationary Phase

a)

System modules

b)

Column

c)

Solvents

d)

Detector

2.

Resolution

a)

Capacity to separate an certain quantity of analyte

b)

Selectivity of stationary phase towards a specific analyte

c)

Efficiency of chromatography to separate compounds as quick as possible

d)

Ability to identify individual analyte

3.

Affinity

a)

Love-love

b)

Interaction

c)

Separation

d)

Probability

4.

Mobile phase

a)

Water

b)

Analyte

c)

Solvent

d)

Column

5.

Polarity

a)

Ability of chemical to react with another chemical

b)

State of matter (i.e. solid, liquid or gas)

c)

State of a chemical having a charged region

d)

Ability of analyte to protonate the solvent

6.

Chromatogram

a)

A picture of lights

b)

Method development

c)

A set of properties for a run

d)

A pattern of separation

7.

Baseline

a)

Starting spectra of an analysis

b)

Starting datapoints of an analysis

c)

The standard timepoint of an analysis

d)

The standard (sample) of an analysis

8.

Void volume

a)

Empty space in the galaxy

b)

Empty space in the column

c)

Empty space in the solvents

d)

Empty space throughout the chromatography

9.

Elution

a)

Analyte injection time

b)

Analyte retention time

c)

Analyte exit time

d)

Analyte preparation time

10.

Retention time

a)

Time spent between injection and column

b)

Time spent inside column only

c)

Time spent between column and detector

d)

Time spent from injection until detection