Last modified: Sun 07/03/2016 07:25:23 pm
ACA

Oklahoma State University

It is OK to use your textbook or lecture notes from class, but if you can answers the questions without it that is OK too.

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Answer all of the questions below. If you do not know an answer enter CNA. However, it will help me the most if you answer each question with your best intuition/idea about what would be a reasonable answer.


First Name:

Last Name:

Laboratory Section:

1. For each of the following compounds indicate if the substance is polar or nonpolar.

a) ONF

b) CH3CH2OH

c) CH3CH2CH2CH3

d) H3COCH3

2. List the three different intermolecular attractive forces.

a)

b)

c)

3a. Of the three intermolecular attractive forces which is the strongest when the covalent compound contains only atoms from the first or second period?

b) Of the three intermolecular attractive forces which is the weakest when the covalent compound contains only atoms from the first or second period?

4. Of the three intermolecular attractive forces which is present in every covalent compound?

5. Identify all the intermolecular attractive forces that occur in the liquid phase of each of the following substances.

a) ONF(l)

b) CH3CH2OH(l)

c) CH3CH2CH2CH3

d) H3COCH3

6. Which substance has the higher boiling point HCl or HBr? (Check out page 435 in your textbook, but DO NOT use molar mass in your explanation!)

Explain.

7. Is there anything about the questions that you feel you do not understand? List your concerns/questions.

8. If there is one question you would like to have answered in lecture, what would that question be?