chemistry

Project Description:

1. describe the octet rule in your own words.

2. what are some exceptions to the octet rule?

3. which of the following elements has the largest atomic radius?

a. na

b. ba

c. pb

d. cl

e. ar

4. which of the following elements has the smallest atomic radius?

a. na

b. ba

c. pb

d. cl

e. ar

5. write out the condensed electron configuration for the following elements:

a. al ________________________________

b. si ________________________________

c. s ________________________________

d. cl ________________________________

6. chlorine is a highly reactive liquid, while argon is an inert gas. explain this difference based on their electron configurations.

7. which of the following elements has the highest electronegativity?

a. fr

b. br

c. pt

d. f

e. mo

8. which of the following elements has the lowest electronegativity?

a. k

b. br

c. fr

d. cl

e. li

9. draw the lewis structures for the following compounds.

a. alcl3

b. ch3br

c. cclo

d. hcn

10. predict the shapes of the following molecules

a. pcl6 __________________

b. cf4 __________________

c. co2 __________________

d. bh3 __________________

11. classify each molecule as polar or non-polar

a. h2o __________________

b. ch3ch3oh __________________

c. ch3cl __________________

d. c2h4 _________________

12. draw all the possible resonance structures for

a. no3

b. so42-
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