Problem: Select the correct term(s) to complete each sentence. a) The ________ is assigned a relative intensity of 100.a. base peakb. molecular ion peakb) The ________ is the most intense peak in the mass spectrum.a. molecular ion peakb. base peakc) The ________ represents the original molecule that has only lost an electron.a. base peakb. molecular ion peakd) ________ could be/represent a smaller, charged fragment of the original molecule.a. The molecular ionb. The base peakc. A radical catione) ________ is/represents a positively charged species. a. The base peakb. The parent ionc. The molecular iond. A radical cation

FREE Expert Solution

Recall: base peak - highest peak in the mass spec, with a relative intensity of 100; usually the most stable fragment

molecular ion peak - heaviest peak in the mass spec, with almost the same mass the original molecule


a) The ________ is assigned a relative intensity of 100.

a. base peak

b. molecular ion peak

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Problem Details

Select the correct term(s) to complete each sentence. 

a) The ________ is assigned a relative intensity of 100.

a. base peak

b. molecular ion peak


b) The ________ is the most intense peak in the mass spectrum.

a. molecular ion peak

b. base peak


c) The ________ represents the original molecule that has only lost an electron.

a. base peak

b. molecular ion peak


d) ________ could be/represent a smaller, charged fragment of the original molecule.

a. The molecular ion

b. The base peak

c. A radical cation


e) ________ is/represents a positively charged species. 

a. The base peak

b. The parent ion

c. The molecular ion

d. A radical cation

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