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Slide 1 Chpt. 3: Arrangement of Electrons in The Atom 1 Remember from Crookes experiment: when cathode rays (electrons) struck glass at far end of tube they caused it to…

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Definitions Definitions AG 1 Energy level is the fixed energy value that an electron in an atom may have. Exam Q (Hons) ‘08/Q10c ‘07/Q4 AG 2 Ground State lowest energy…