Untitled - Kelly Walsh High School

Chemical Bonding 143
11. a
12. b
13. These are the Lewis structures of a. H2S, b. CO2, + c. Cl2O, and d. NH4 .
H S
H
O C O Cl O
H N H
14. These are the Lewis structures of a. BF3 b. SF4 c. XeF2 d. CS2 e. SF6. F B
F
F F S
F F
F
F
Xe
F
Cl
H
H
F
F
S C S F S F
F
F
15. These are the Lewis structures of a. NO 2 b. SO3 c. NO 2.
− −
O N O O N O
O S O O S O
O O
O N O O N O
+
O S O
16. N-N > N=N > NæN
17. C-O < C=O < CæO
18. These are the Lewis symbols for the formation of LiF.
Li + F Li + + F −
19. These are the Lewis symbols for the formation of CaF 2.
Ca + Ca2+ −
2 F
+ 2 F
O