In LC-MS/MS, what does the term "MS/MS" refer to?

LC Determination and Analysis Quiz

Quiz
•
Chemistry
•
University
•
Medium
Minh Pham Dang
Used 1+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Tandem mass spectrometry
Single mass spectrometry
Dual separation method
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which compartment is considered as the "heart" of LC?
Pumps
Autosampler
Column
Degasser
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the typical order of the steps in an LC-MS analysis?
A. Separation, Detection, Ionization
B. Detection, Separation, Ionization
C. Ionization, Separation, Detection
D. Separation, Ionization, Detection
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In reversed-phase liquid chromatography, which compounds elute first from the column?
A. Compounds with high polarity
B. Compounds with low polarity
C. Compounds with high molecular weight
D. Compounds with low molecular weight
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the primary function of the column in liquid chromatography?
To detect ions
To separate the components of a mixture
To ionize the sample
To measure mass-to-charge ratios
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In reversed-phase chromatography, what is the nature of the stationary phase?
Polar
Non-polar
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
In normal phase chromatography, what is the nature of the stationary phase?
Non-polar
Polar
8.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is "retention time" in liquid chromatography?
The time a compound spends in the mass spectrometer
The time taken to detect an ion
The time taken for a compound to pass through the column
9.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
This is a...
pole
detector
column
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