ABC26OR0968 · Organic Spectroscopy

Subject: Organic Chemistry · Chapter: Organic Spectroscopy · Topic: Mass Spec · Exam: NET DEC 2014 · Marks: 2 · Difficulty: Medium

The mass of metastable ion produced due to decomposition of $\mathrm{F}_{1}{ }^{+}$ in the following mass fragmentation sequence is
\[ \begin{array}{ccc} \text{Diethyl-phthalate} \rightarrow & \mathrm{F}_{1}{ }^{+} \rightarrow & \mathrm{F}_{2}{ }^{+}+\mathrm{CO} \\ & (\mathrm{M}+222) & (177) \end{array} \]
(a)141.2
(b)125.4
(c)45.0
(d)210.2
Answer
Answer (as printed): B
Explanation
No explanation was printed for this question.

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