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posted Feb 20, 2019, 6:49 AM by Kelly Allen
Journal: Answer these questions about the periodic table:
1.Which element is in group 4 and period 5?
2.Which element is in period 2 and the halogens?
3.What group is magnesium in?

Class: Effective Nuclear Charge and Atomic Radius activity (see 2/20 attachment - if you don't have BINGO chips at home, use something else, like M & Ms, coins, etc.)

HW: Test #5 Fri. 3/1