Warming up to Periodic Trends

This assignment is due before 5 AM, Thursday, October 19th, 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.

You may change your mind as often as you wish. When you are satisfied with your responses, click the SUBMIT HOMEWORK button at the bottom of this page.

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




1.


Fluorine is almost three times heavier than lithium, but is less than half as small. Give two explanations and or conclusions you would draw from this observation.



2.

What defines the size of an atom? Please give a few contributing factors if you can.





3.

What necessarily makes an electron easy to remove from an atom?

Small nuclear charge for the atom


Low n quantum number for the electron


Large radius for the atom


WD-40


High potential energy for the electron



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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