Chemistry GCSE
Atomic emission
What Atomic emission means in Chemistry GCSE, as defined for AQA.
Definition of Atomic emission
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Reference: AQA
When a sample is vaporised in a flame, excited electrons fall back to lower energy levels and emit light of characteristic wavelengths.
Topics that use Atomic emission
- Flame emission spectroscopy (AQA GCSE)
Related terms
- Excitation and emission
- Experimental sequence
- Identification by comparison with reference data
- Identification of elements
- Instrumental analysis
- Line spectra
- Measurement of concentration
- Calibration
Using Atomic emission in the exam
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