Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the purpose of NMR spectroscopy?

πŸ’‘ Hint: Think about what information we can gather from the signals.

Question 2

Easy

What does the chemical shift tell us in NMR?

πŸ’‘ Hint: Recall how different atoms affect the frequency.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main purpose of NMR spectroscopy?

  • To determine melting points
  • To identify molecular structure
  • To find boiling points

πŸ’‘ Hint: Consider the main application of spectroscopic techniques.

Question 2

True or False: Deshielding occurs when there is increased electron density around a nucleus.

  • True
  • False

πŸ’‘ Hint: Think about what happens to resonance frequencies with electron density.

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Challenge Problems

Push your limits with challenges.

Question 1

You obtain an NMR spectrum with peaks at 1.2 ppm (triplet) and 7.2 ppm (doublet). Predict the possible molecular structure of the compound, considering common functional groups.

πŸ’‘ Hint: Consider common structures that fit these chemical shift patterns.

Question 2

An NMR spectrum shows a singlet at 9.8 ppm and a quartet at 1.5 ppm. Deduce the structure and provide reasons for your conclusions.

πŸ’‘ Hint: Use the chemical shifts to identify functional groups.

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