1. Chemistry Final Review

2. What is the formula for a compound made of calcium and fluorine? –CaF 2

3. Name the compound – Cu 3 (PO 4 ) 2 Copper (II) phosphate Cupric phosphate

4. Ionic bonds involve ______ of electrons. Gain or loss

5. The Octet Rule states that elements desire to have ____. –8 electrons in outer shell/energy level

6. In a Lewis structure, the _______ electrons are shown. –Valence

7. There are 2 types of covalent bonds. What are they? –Polar and nonpolar covalent

8. What is the oxidation number (or charge) of nitrogen in most compound? –-3

9. The numbers that appear in front of formulas are called _________. –coeficients

10. Avogadro’s number is ________. –6.022 *10 23

11. A balanced chemical equation means __________________. –Equal numbers of each element on both sides of equation

12. A solid compound produced in a reaction is called a _________. –percipitate

13. A reaction in which 2 substances combine to form 1 new substance is called ______. synthesis

14. A reaction in which one element replaces a similar element is called _________. –Single displacement

15. A limiting reactant is the reactant which _________. –Dictates how much of each product can be produced

16. How many valance electrons does aluminum have? –3–3

17. VSEPR theory is used to predict the _______ of molecules. shape

18. What are diatomic molecules? –Have a subscript of 2

19. Molar mass is _________ and the units are _______. –Mass of 1 mole of a compound –Grams/mole

20. Bond character is indicated by _________. A difference in electronegativity