Practice NMR Instrumentation - 3.4.2 | Unit 11: Measurement and Data Processing | IB Grade 11: Chemistry
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3.4.2 - NMR Instrumentation

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary function of the superconducting magnet in NMR?

💡 Hint: Think about how magnetism plays a role in detecting signals.

Question 2

Easy

What does the probe contain?

💡 Hint: Consider what holds the sample in place.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

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

Question 1

What is the purpose of the gradient coils in NMR?

  • A) To create a uniform magnetic field
  • B) To allow spatial encoding
  • C) To hold the sample

💡 Hint: Think about how we analyze complex molecules.

Question 2

True or False: The FID signal is the signal received after the nuclei are relaxed.

  • True
  • False

💡 Hint: Consider when the signal is recorded.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

In an NMR experiment, if the strength of the magnetic field is increased, what is the expected effect on the resolution of the peaks and why?

💡 Hint: Consider how magnetic strength relates to signal differentiation.

Question 2

Given a signal-to-noise ratio (SNR) of 35 dB in an NMR experiment, convert this ratio into a linear scale.

💡 Hint: Use the decibel conversion formula to find the linear ratio.

Challenge and get performance evaluation