CH 101 Notes 9-5

CH 101 Notes 9-5 - E Section 2.8 n+l= n+l= n+l= n+l= n+l=...

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Section 2.8 E 1 s 2 s 2 p 3 s 3 p 3 d 4 s 4 p 4 d 5 s 5 p 5 d 6 s 6 p 4 f 6 d 7 s 5 f Period 1 Period 2 Period 3 Period 4 Period 5 Period 6 Period 7 Per. p Per. p Per. p Per. p Per. p (Per. - 2)f (Per. - 2)f Per. s Per. s Per. s Per. s Per. s Per. s Per. s (Per. - 1)d (Per. - 1)d (Per. - 1)d (Per. - 1)d n + l = n + l = n + l = n + l = 6 7 7 7 8 n + l = n + l = 1 n + l = n + l = n + l = n + l = n + l = n + l = n + l = n + l = n + l = n + l = n + l = n + l = 2 3 3 4 4 5 5 5 6 6 7 8 1 2 3 4 5 6 2 3 4 5 7 7 3 d 4 d 4 f 5 d Period s Period p (Period-1) d (Period-2) f 6 Section 2.8 s (2 groups) p (6 groups) 1 2 3 4 5 6 7 2 3 4 5 6 7 d (10 groups) f (14 groups) Section 2.8 + E 1 s 2 p 3 p 3 d 4 s 4 p nucleus 2 s 3 s Give the symbol of the neutral atom which could have this orbital occupation Section 2.8 Electron configuration of Si: Atomic number =14 1s 2 2s 2 2p 6 3s 2 3p 2 s p 2 3 4 5 6 7 1 2 3 4 5 6 7 d f Section 2.8 Si Si Electron Configuration: 1s 2 2s 2 2p 6 3s 2 3p 2
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Electron configuration of Ge: Atomic number = 32 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 2 Give the symbol of the neutral atom which could have this orbital occupation Section 2.8 + E 1 s 2 p 3 p 3 d 4 s 4 p nucleus 2 s 3 s Si s p 1 2 3 4 5 6 7 2 3 4 5 6 7 d f Section 2.8 Ge Electron Configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 2 Ge Section 2.8 Elements in the same group on the Periodic Table
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CH 101 Notes 9-5 - E Section 2.8 n+l= n+l= n+l= n+l= n+l=...

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