The total number of lines expected (due to spin-spin coupling of proton with fluorine and deuterium nuclei)… · ABC26OR0736
Subject: Organic Chemistry · Chapter: Organic Spectroscopy · Topic: Organic Spectroscopy – General · Exam: GATE 2000-2022 · Marks: 2 · Difficulty: Medium
The total number of lines expected (due to spin-spin coupling of proton with fluorine and deuterium nuclei) in the ${ }^{1} \mathrm{H}$ NMR spectrum of the following compound is ____ . 
Answer
Answer (as printed): 6
The options are missing from the source scan for this question, so there is nothing here for this letter to point at. The letter is what the book printed.
Explanation
Answer: 6 — The single H couples to ¹⁹F (I = ½), giving 2 lines, and to D (I = 1), giving 3 lines each. 2 × 3 = 6.
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