Which of the Following Methyl Groups Gives the ¹H NMR

question 88

Multiple Choice

Which of the following methyl groups gives the ¹H NMR signal with the highest frequency? $\begin{array} { l l l l } \text { I. } & \mathrm { CH } _ { 3 } \mathrm { NH } _ { 2 } & \text { IV. } & \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 } \end{array}$
II. $\mathrm { CH } _ { 3 } \mathrm { OH }$
III.

V.

• A) I
• B) II
• C) III
• D) IV
• E) V

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