TOPIC: 8. NMR Spectroscopy

SUBTOPIC: 81. Chemical Shift

1. Which compound has the most downfield shift in its ¹H NMR spectrum?

A. CH₃CH₂Cl

B. CH₃CH₃

C. ClCH₂CH₂Cl

D. CH₃CHCl₂

________________________________________________________________________

________________________________________________________________________

2. Which compound would have the lowest frequency absorption in its ¹H NMR spectrum?

A. CH₃F

B. CH₃Cl

C. CH₃Br

D. CH₃I

________________________________________________________________________

________________________________________________________________________

3. Which compound absorbs at lowest field in the ¹H NMR spectrum?

A. CH₃Cl

B. CH₂Cl₂

C. CH₄

D. CHCl₃

________________________________________________________________________

________________________________________________________________________