1				2
	3
																4
5
						6									7
				8				9
		10
																				11
	12
											13
				14

Across 4. Each column on the periodic table 5. Elements that form a bridge between the elements are on the left and the right. 9. This family contains the element that is the most abundant in the Earth's crust. 12. An electron that is in the highest occupied energy level 13. Elements with properties that fall between metals and nonmetals. 14. The unit used for the atomic mass of an atom.

Down 1. These metals have two valence electrons. In Group 2A. Magnesium is an example. 2. Pattern of repeating properties. (Hint: Its the law) 3. Each row in the table of elements 6. Elements are arranged by this increasing number 7. Group 4A elements. It contains a nonmetal, 2 metalloids, and 2 metals. 8. Elements that are poor conductors of heat and electricity. 10. Elements in Group 1 A; They all have 1 valence electron, 11. These gases are colorless and odorless and in Group 8A.