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EnglandPhysicsQuick questions
3.2 Particles and radiation
Quick questions on Energy levels and photon emission: line spectra and the fluorescent tube - AQA A-Level Physics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
An electron falls from a level at to a level at . Find the energy of the emitted photon in joules. [2 marks]
What is q2?Show answer
Explain why each element produces a unique line spectrum. [2 marks]
What is q3?Show answer
State what is meant by ionisation of an atom. [1 mark]
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