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Biochemistry - Gas Chromatography

Exercise : Gas Chromatography - Section 1
  • Gas Chromatography - Section 1
21.
Sample retention in the column is measured by
retention time
retention factor
retention index
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Column bleeding occurs when
elution of the analyte is extended over time
the column is cracked and stationary phase leaks out
traces of the stationary phase are eluted
the column breaks during installation and causes personal injury
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Which of the following are not used as stationary phases in a GC column?
Polysiloxanes
Silica
Cyclodextrins
None are used as stationary phases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Doubling the column's length increases resolution by a factor of
(2)0.5
2
3
4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Sample injection is considered successful if
all of the sample in the injector has been added to the column
the sample is concentrated at the start of the column
the sample is spread evenly along the column
the sample is homogenously spread along the column
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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