Question 1

C6H15N could have a mass spectrum with M+ at m/z = 101 with a minor M+1 peak.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following sets of molecular ions does a dibromoalkane possess?

Accepted Answer

A)  two molecular ions in a 2:1 ratio separated by two mass units
B)  two molecular ions in a 1:1 ratio separated by two mass units
C)  three molecular ions in a 1:2:1 ratio, separated by two mass units
D)  two molecular ions in a 3:1 ratio separated by two mass unitsE) A) and D)
F) B) and C)

Question 3

Which of the following gives rise to a prominent M - 15 peak in the mass spectrum?

Accepted Answer

A)  hexane
B)  1-chloropentane
C)  1-pentanol
D)  3-methylpentaneE) B) and D)
F) C) and D)

Question 4

What are the most common products of the fragmentation of a molecular ion?

Accepted Answer

A)  two radicals
B)  an anion and a cation
C)  a radical and a cation
D)  two cationsE) B) and C)
F) A) and D)

Question 5

Which of the following gives rise to a prominent peak in the mass spectrum with m/z of 43?

Accepted Answer

A)  1-hexanol
B)  2-hexanol
C)  hexanal
D)  hexanoic acidE) A) and D)
F) C) and D)

Exam 14: Mass Spectrometry

Which of the following gives rise to a prominent peak in the mass spectrum with m/z of 43?

Correct Answer
verified

What are the most common products of the fragmentation of a molecular ion?

Correct Answer
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C₆H₁₅N could have a mass spectrum with M⁺ at m/z = 101 with a minor M+1 peak.

Correct Answer
verified

Which of the following gives rise to a prominent M - 15 peak in the mass spectrum?

Correct Answer
verified

Which of the following sets of molecular ions does a dibromoalkane possess?

Correct Answer
verified

Exam 14: Mass Spectrometry

Which of the following gives rise to a prominent peak in the mass spectrum with m/z of 43?

Correct AnswerverifiedShow Answer

What are the most common products of the fragmentation of a molecular ion?

Correct AnswerverifiedShow Answer

C6H15N could have a mass spectrum with M+ at m/z = 101 with a minor M+1 peak.

Correct AnswerverifiedShow Answer

Which of the following gives rise to a prominent M - 15 peak in the mass spectrum?

Correct AnswerverifiedShow Answer

Which of the following sets of molecular ions does a dibromoalkane possess?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

C₆H₁₅N could have a mass spectrum with M⁺ at m/z = 101 with a minor M+1 peak.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified