Edexcel GCSE Physics · 1PH0
Specification 6.7 · Paper 1
Another name for an energy level: a set distance from the nucleus at which electrons orbit.
Revise: Electron OrbitsEach permitted distance is called an energy level or electron shell.
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GCSE Physics · key term
A permitted energy level at a particular range of distances from the nucleus, occupied by electrons in the Bohr model.
Used by Edexcel and OCR
Specification 6.7 · Paper 1
Another name for an energy level: a set distance from the nucleus at which electrons orbit.
Revise: Electron OrbitsEach permitted distance is called an energy level or electron shell.
Specification P1.1a · Paper 1 (Foundation), Paper 3 (Higher)
An allowed region around the nucleus that has a particular energy in the Bohr model.
Paper 1, Paper 2
Electron shells or energy levels are diagram conventions: draw them as distinct rings centred on the nucleus, with electrons placed on the rings rather than between them.
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