Mass Spectrometry - exam practice
Mass Spectrometry
Total marks:0 / 3
Question 1 of 3
1 of 3
CO and N2 both have Mr values of 28.
What is the reason that CO and N2 can be distinguished by high-resolution mass spectrometry?
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Question 2 of 3
2 of 3
Y is an organic compound.
The accurate relative atomic masses, Ar, of the four elements that could make up Y are shown in the table.
| Element | A_r_ |
|---|---|
| H | 1.0078 |
| C | 12.0000 |
| N | 14.0031 |
| O | 15.9949 |
Y gives a molecular ion peak at m/z = 100.0522 on its mass spectrum.
Which is the molecular formula of Y?
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Question 3 of 3
3 of 3
Which alcohol is likely to have a fragment ion at m/z = 31 in its mass spectrum?
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