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2 February, 15:35

Electron configuration of Cl minus

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  1. 2 February, 17:18
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    The neutral atom chlorine (Z=17), for instance has 17 electrons. Therefore, its ground state electronic configuration can be written as 1s 22s 22p 63s 23p 5. The chloride ion (Cl - ), on the other hand, has an additional electron for a total of 18 electrons.
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