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Electron Configuration of H, F, Fe, and Au

Learn the electron configuration of hydrogen (H), fluorine (F), iron (Fe), and gold (Au). Follow the diagonal rule to determine the correct order of sublevels and energy levels. Complete your homework on electron configuration using the Chapter 5 Worksheet.

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Electron Configuration of H, F, Fe, and Au

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  1. Chapter 5 Electron Configuration

  2. Electron Configuration 4d7 ← number of electrons Energy level → ↑ sublevel 7 electrons are in the d sublevel of the 4th energy level

  3. What is the electron configuration of H? (Z = 1) 1s1

  4. What is the electron configuration of F? (Z = 9) 1s2 1s22s2 1s22s22p5

  5. What is the electron configuration of Fe? (Z = 26) 1s22s22p63s2 3p64s23d6

  6. What is the electron configuration of Au? (Z = 79)

  7. What is the electron configuration of Au? (Z = 79)

  8. Diagonal Rule “Arrow Diagram” 1 2 3 4 5 6 7 s • Steps: • Write the energy levels 1 through 7. • Write the sublevels in s, p, d, f order. • Draw diagonal lines from the top right to the bottom left. • To get the correct order,follow the arrows! s 2p s 3p 3d s 4p 4d 4f s 5p 5d 5f 7p is as far as you will go. s 6p 6d 6f s 7p 7d 7f

  9. What is the electron configuration of Gold (Au)? Z = 79 • 1s22s22p63s23p64s23d104p65s24d10 5p66s24f145d9

  10. Homework • Chapter 5 Worksheet – Electron Configuration.

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