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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