Dec 13, 2012

Objective: To be able to name and write

formulas for covalent molecules. To

review Lewis dot diagrams with multiple

bonds.

Pre class: Page 206 Show how O3 has a

resonance structure.

HW study for ch 6 test

Do Page 216 # 1-4 &

6-10

Negative charge - increases number of electrons - add as many as the charge shows.

Write the lewis dot

diagram for O2

2-

Page 205

Do number 1 and 2

1. CO2

CO

2. C2H

2

HCN

Copy the entire lab sheet. Make the large table big

Page 217 # 33 a-c

33a

OH-

Page 217 26 a - g

# 41a

Objective: To review naming covalent

compounds. To review the energy

changes that occur when covalent bonds

form.

Pre class: see page 207 & page 832 for

table.

Page 217

26 a - g

Page 218 # 41a

Page 217

26 a - g

Page 218 # 41a

a. SF4

b. XeF4

c. PBr5

d. N2O

5

e. Si3N

4

f. PBr3

g. Np3O

8

a. Sufur tetrafluoride

b. Xenon tetrafluoride

c. Phosphorus pentabromide

d. dinitrogen pentoxide

e. trisilicon tetranitride

f. Phosphorus tribromide

g. trineptunium octoxide

Page 218 # 41

a. Silicon tetrachloride

Page 217 # 34 a,b,da. O

2

b. CS2

c.

Do now Page 216 # 15 a - hSee page 195

Subtract the electronegativitesA. Na-F 4.0 - .9 = 3.1

Dec 17, 2012Objective: To learn how to name covalent compounds. To review covalent bonding for test on Wednesday on chapter 6 section 1 & 2.Preclass: Turn to page 832 copy table A - 8What is the name of each of these compoundsCO

2

COSO

2

PCl5

N2O

5

Page 206 REad and explain Do now # 9 & 10 page 2079a. SnI

4 tin tetraiodide

b. N2O

3 Dinitrogen trioxide

c. PCl3

Phosphorus trichloride

d. CSe2

Carbon diselenide

10.a. Phosphorus pentabromide PBr5

b. diphosphorus trioxide P2O

3

c. arsenic tribromide AsBr3

d. carbon tetrachloride CCl4

Page 206 resonance.O

3 Has resonance

structures

Page 206 resonance.O

3 Has resonance

structures