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Atomic structure 1 2 3 4
1
Electron Electron configuration
configuration describes where electrons are
located around the nucleus of
an atom.
29
Cu For example, the electron
63.54 configurations for hydrogen,
1
helium, and sodium are 1s ,
2
2
1
6
2
(2.8.18.1) 1s , and 1s 2s 2p 3s ,
respectively.
Aufbau Principle 85
Politeknik Ibrahim Sultan