Which of the following is the base peak in the mass spectrum of 2,2,4-trimethylpentane?

Name: Which of the following is the base peak in the mass spectrum of 2,2,4-trimethylpentane?
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Question

Quizplus · Accepted Answer

The base peak in the mass spectrum of 2,2,4-trimethylpentane is the most stable cation formed during fragmentation, which is the t-butyl cation with a m/z of 57. This cation is formed due to the stability provided by tertiary carbon atom rearrangements during the ionization process.

Which of the Following Is the Base Peak in the Mass