Which of the Following Structures with Molecular Formula C₈H₉Br, Is $\delta$

question 3

Multiple Choice

Which of the following structures with molecular formula C₈H₉Br, is consistent with the following ¹H NMR spectrum. ¹H NMR: 2.8 $\delta$ (triplet, I=2H) , 4.65 $\delta$ (triplet, I=2H) , 7.2 $\delta$ (multiplet, I=5H)

• A) I
• B) II
• C) III
• D) IV
• E) none of these