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Learning objective

Interpret integration and splitting patterns.

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Topic

Nuclear magnetic resonance spectroscopy (A-level only)

Subtopic

NMR spectroscopy (A-level only)

Aqa A Level ChemistryOrganic chemistry

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Quick explanation

Interpret integration and splitting patterns

  • This point belongs to Nuclear magnetic resonance spectroscopy (A-level only), especially NMR spectroscopy (A-level only).
  • You need to be able to interpret integration and splitting patterns.
  • The key ideas to know are integration and splitting pattern.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

integrationsplitting pattern

Why it matters

This objective helps connect NMR spectroscopy (A-level only) to exam-style questions, flashcards, and revision notes for Nuclear magnetic resonance spectroscopy (A-level only).

Quick student answer

In a 1H NMR spectrum, what does the area under the peak represent?

Direct answer

The area under the peak represents the number of protons contributing to the signal.

Key terms

  • Chemical Shift: The position of a peak in an NMR spectrum, measured in parts per million (ppm), which indicates the electronic environment of the protons.
  • Spin-Spin Coupling: The interaction between neighboring non-equivalent protons that leads to the splitting of NMR signals.

Common trap

Misinterpreting Integration Values: Remember that integration values indicate the number of protons contributing to a peak, not their position or splitting.

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