IB Chemistry HL 1.3.1 Emission Spectra Questions

Connect emitted photons with electron transitions, distinguish line and continuous spectra, and compare wavelength, frequency and energy across the electromagnetic spectrum.

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Explain how excited electrons produce emission lines and distinguish emission, absorption, line and continuous spectra.
Relate wavelength, frequency and photon energy, then classify radiation across the electromagnetic spectrum.
Use emission colours and spectral lines to identify elements or explain observed colours in flames, stars and absorption spectra.

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Study 1.3.1—Emission spectra conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

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Carbon is produced by fusion reactions in stars.

Outline how the spectra of light from stars can be used to detect the presence of carbon.

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IB Chemistry HL 1.3.1 Emission Spectra Questions question 1