Guided Questions Ch 8.3-8.4Reading pp. 253-264

Do all New Vocabulary (both sections) and the following questions-

1.Give the molecular formula, structural formula and Lewis structure for ammonia, or nitrogen trihydride.2.Give the 6 steps for drawing a Lewis structure.3.How is drawing a Lewis structure for a polyatomic ion different that drawing a structure for a covalent compound?4.How do resonance structures differ?5.Give 5 examples of molecules/ions that form resonance structures.

Guided Questions Ch 8.3-8.4

6. What is a “suboctet”? What atom can form a suboctet?

7. What type of atoms or ions form coordinate covalent bonds?

8. What is an “expanded octet”? What type of orbitals are shared in an atom with an expanded octed?

9. What determines the bond angle in a molecule? How do unshared pairs distort the bond angle?

10.What type of hybridization does the carbon atom undergo?

Guided Questions Ch 8.3-8.4

11. Give the total pairs, shared and lone pair number for the following VSEPR shapes.

a.Linearb. Trigonal planarc.Tetrahedrald.Trigonal pyramidale.Bentf. Trigonal bypyramidalg.Octahedral