Representations - 1 s 2 2 s 2 2 p 4 or[He 2 s 2 2 p 4 Lewis...

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Representing electrons in atoms. The illustrations show some (by no means all) of the different ways chemists represent the electrons in atoms using the oxygen atom as an example. Some of these representations have been around for more than one hundred years while others are the result of new measurements and experimental techniques. Electron Configuration
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Unformatted text preview: 1 s 2 2 s 2 2 p 4 or [He] 2 s 2 2 p 4 Lewis Dot Structure (valence electrons) Boundary Surface Drawings (valence electrons) Photoelectron Spectrum (valence and core electrons) Orbital Energy Level Diagram (valence and core electrons) (a) (b) (d) (e) O O or 1 s 2 s 2 p E or [He] or Shell Model (valence and core electrons) (c)...
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