Enriched Chemistry

Lee Marek                                                              Naperville North High School        

CHEMICAL PERIODICITY 

 Chapter 13

Kids, here is a pretest you can take periodically

Take The Pretest & Lots More!!!

Here are some other helpful links:

• Great Periodic Table by David Hsu, a Former Student.                           I Helped him get the data for this

• Periodic table that graphs properties as a function of atomic number

• Thinkquest site on periodic table

• General info on the periodic table

• Still another periodic table with pictures 

• Why do atomic radii go down across a period, Shielding?

• Tidbits about Mendeleev

• Zach Found this 3-d, Spiral and more Periodic Table

Some more sites you may what to try if you need help during the year are:

	A Tutorial for High School Chemistry
	ChemOnLine
	CHEMTUTOR
	Chemistry Resources

thanks to National Mole Day Foundation for the above mole image

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Maintained by: Chris Weilemann Lee Marek