Warming up to Molecular Shapes II

This assignment is due before 5 AM, Thursday, November 9th, 2000.

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The following three questions refer to the material you were to read in preparation to the lesson. Questions one and two require you to write a three or four sentence response. Number three is a multiple choice question. Click in the appropriate circle.

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WarmUp assignments are worth 5 points each lecture day towards your "WWW Exercises" score.




1.


If you had three balls, two of one color and one of another, and could attach them to each other, how many different structures could you form? Describe them.



2.

One would say that xenon tetrafluoride is more symmetrical than sulfur tetrafluoride. What are the shapes of the two molecules? What makes the sulfur compound less symmetrical?





3.

Which statement is NOT true about sp3 orbitals in a carbon atom?

There are 4 of them


Their geometry is fixed


They are formed from 3 p orbitals


They can be involved in double bonds


They typically form sigma bonds



Below is a space for your thoughts, including general comments about today's assignment. What was hard or confusing (or cool)? What would you like to spend extra time on in class? Do you see how this subject fits in with the others we have discussed?




You may change your mind as often as you wish. When you are satisfied with your responses click the SUBMIT button.

I received no help from anyone on this assignment.



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