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Chemistry: 1,001 Practice Problems For Dummies by Richard H. Langley, Heather Hattori

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Chapter 5

Periodicity and the Periodic Table

The periodic table is much more than a simple listing of the symbols of the elements with additional information about each element. The position of an element on the periodic table indicates many of the element’s properties. In addition, the position gives information on how the properties of an element relate to those of its neighbors. However, watch out for exceptions to the general trends.

The Problems You’ll Work On

In this chapter, you work with periodicity and the periodic table in the following ways:

check.png Recognizing element symbols

check.png Understanding the structure of the periodic table

check.png Identifying periodic trends

Note: For reference, you can find the periodic table in the Appendix.

What to Watch Out For

Don’t let common mistakes trip you up; remember the following when working on periodicity and the periodic table:

check.png The position of an element on the periodic table gives important information.

check.png Don’t confuse periods (rows) with groups (columns). ...

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