1. A Review of General Chemistry

Give the charge most likely to result from ionization of the following metals.

(b) Aluminum

Without looking at Figure 2.20, use your intuition to estimate whether a bond is ionic, polar covalent, or covalent.

(a) Na―Cl

Show the ionic compound that you would expect to form between the given metal and nonmetal. Label the charges on each species.

(a) Al and F

a. Draw a Lewis structure for each of the following:

b. Draw a structure for each of the species that shows approximate bond angles.

c. Which species have no dipole moment?

2. HNO₃

a. Draw a Lewis structure for each of the following:

b. Draw a structure for each of the species that shows approximate bond angles.

c. Which species have no dipole moment?

3. N₃⁻

For each pair of compounds, predict the one with a higher boiling point. Which compounds have zero dipole moments?

a. cis-1,2-dichloroethene or cis-1,2-dibromoethene