As you come in,

1. Draw the Lewis dot structure for the following 4 covalent compounds into your notes from yesterday.

1. SiO2

2. PF3

3. N2

4. C2H4

You have 30 minutes.

• Visit the 11 ionic and covalent bonding questioning stations. Answer all of the questions independently on your handout. Move at our own pace. You do not have to go to the stations in order. Return to your desk when you are done.

Which of the following chemical formulas is incorrect? Why?

a) KNO3

b) MgSO3

c) AlP

d) RbO2

e) Li2O

f) Na2ClO3Level 6 Question

Predict which of the following chemical compounds would conduct electricity. Why?

a) H2O

b) CO2

c) CaCl2d) NaOH

e) SCl2f) Fe2O3

Level 3 Question

Name the following chemical compounds.

a) Zn3(PO4)2

b) NH4CN

c) P2O5

d) CuS

e) NO3

f) Mn(CO3)2

Level 2 Question

Which of the following chemical compounds is held together by an electrostatic

attraction?a) Dihydrogen monoxide

b) CoCl3c) Potassium selenided) AgCle) Phosphorus trichloridef) Cesium peroxide

Level 3 Question

Which of the following chemical compounds is a molecule?

a) Tin (IV) oxideb) Silicon dioxide

c) BaSO4

d) Nitrogen trioxidee) MgO

f) CrCO3

Level 2 Question

Name the nonmetal with only 1 valence electron.

Level 1 Question

How many electrons are shared in a carbon tetrachloride molecule?

Level 4 Question

How many lone pairs are on a water molecule?

Level 4 Question

What element is found in the terminal position in NH3? What element is central?

Level 3 Question

Which illustration represents an ionic bond? Why?

Level 6 Question

Which of the 7 diatomic molecules have identical Lewis dot structures? Why?

Level 6 Question

VSEPR, Polarity, and IMF Review

• CCl4• H2O

• NH3

• CO2

Acid Review

• When will I use “hydro-”?

• Chlorous acid

• Hydrofluoric acid

• Acetic acid

• Nitric acid

Exit Questions

1. Draw the Lewis structure for SeCl2.2. Name AuP.3. Write the formula for oxygen difluoride.4. Which of the following is covalently

bonded?a) PCl3b) AlCl3