1. Chapter 6 Predicting Outer Electron Configurations Parts 1 & 2

3. Electron Configurations 11 Na 19 K 16 S 34 Se 22 Ti 40 Zr

5. Period # = Outer Energy Level Includes lanthanides Includes actinides

6. Elements in the Same Group Elements in the same group have similar properties because they have similar electron configurations.

7. Sublevel Blocks of the Periodic Table

8. Not all periodic tables look exactly the same.

9. o

10. Blank Periodic Table

12. s = period # p = period # d = (period# - 1) f = (period# - 2) Periodic Table and Electron Configuration 12345671234567 6767 12345671234567 6767

13. Predict the electron configuration for the last sublevel. 20 Ca o

14. Predict the electron configuration for the last sublevel. 20 Ca 82 Pb o

15. Predict the electron configuration for the last sublevel. 20 Ca 82 Pb 47 Ag o

16. Predict the electron configuration for the last sublevel. 20 Ca 82 Pb 47 Ag 92 U o

18. © 1998 by Harcourt Brace & Company s = period p = period d = (period-1) f (period-2) 6767 Periodic Table and Electron Configuration 12345671234567 6767

20. 12345671234567 6767

21. Abbreviated Electron Configurations: “A Shortcut”

22. © 1998 by Harcourt Brace & Company 6767 Write the electron configuration for lead (Z = 82) using the periodic table. O

25. [Ar]4s 2 3d 10 4p 2 C. Periodic Patterns Example – Germanium (Z = 32)

26. Write the electron configurations. 20 Ca 94 Pu 77 Ir

27. Write the electron configurations. 20 Ca = [Ar]4s 2 94 Pu = [Rn]7s 2 5f 6 77 Ir = [Xe]6s 2 4f 14 5d 7

28. Homework Worksheet: Electron Configuration and the Periodic Table. Worksheet : Predicting electron configurations  Make sure you use the periodic table suggested for your assignment or your answers may vary slightly.