Monday, December 22, 2014

Chemistry Chap 7 Ionic Quiz

Here is a summary of what is on the Chemistry Quiz:

1.  Find the number of valence electrons for an uncharged element given the full name not symbol.  Ex Tin

2.  Def of valence electrons  and why elements follow octet rule

3.  Max charge on an ion based on valence lecterns and octet rule

4.  Write out electron configurations for elements and ions.  Know hoes these are different

5.  State the charge on an ion when given the full name.  Ex Charge  on Cesium Ion

6.    Write the formula for the stable ion  given the name.  Understand that all metals form positive not negative ions.

7.  Write out the formula units for stable ionic compounds given the names of the ions.  Ex.  Aluminum and Sulfide   forms AL (2)   S (3)      2 and 3 are subscripts

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