Unformatted text preview: 3 2.8 The Na+ ion is just a sodium atom that has lost one electron; therefore, it has an electron configuration the same as neon (Figure 2.6). The cr ion is a chlorine atom that has acquired one extra electron; therefore, it has an electron configuration the same as argon. 4. 2.10 (a) The 1S22S22p63S23p63d74S2 electron configuration Is that of a transition metal because of an Incomplete d subshell....
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- Fall '10
- Atom, Sodium, Ion, Valence electron, Professor Meletis