The document discusses the periodic table, including its organization into periods and families. It describes the electron configuration of elements in different families, showing how the outer electron shells determine an element's chemical properties and reactivity. Examples are given of elements from families such as alkali metals, halogens, and noble gases along with their electron configurations.
16. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Li 1s22s1 Be 1s22s2
17. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1
18. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1
19. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1 C 1s22s22p2
20. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1 C 1s22s22p2 N 1s22s22p3
21. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1 C 1s22s22p2 N 1s22s22p3 O 1s22s22p4
22. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. B 1s22s22p1 C 1s22s22p2 N 1s22s22p3 O 1s22s22p4 F 1s22s22p5 O 1s22s22p4
23. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Ne 1s22s22p6
24. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Ne 1s22s22p6 Na 1s22s22p63s1
25. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Ne 1s22s22p6 Na 1s22s22p63s1 Mg ???????? This is the secret question
26. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Ne 1s22s22p6 Na 1s22s22p63s1 Mg 1s22s22p63s2
27. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Halogens F 1s22s22p5
28. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Halogens F 1s22s22p5 Cl1s22s22p63s23p5
29. Periodic Table Valence Electrons: Families represent the electrons that are involved in the bonding of atoms and generally occupy the outermost s and p orbitals. Halogens F 1s22s22p5 Cl1s22s22p63s23p5 Br1s22s22p63s23p64s23d104p5