1. Demonstrate understanding of 3 rd quarter chemistry. Write the proper chemical formula: Calcium Phosphate 04/05/2016

2. Reminders Wednesday 4/6: Chemistry Midterm -30 minutes, all multiple choice -turn in your study guide -types of reactions & bonding properties in addition to study guide

3. Recycle Ball One team picks a category and a point value. 15 seconds to discuss with team. I will randomly draw a name from the team to answer the question – no more discussions with group! If the team gets the correct answer, they get to shoot for more points.

4. 100 points 200 points

5. formulasmolesbonding Miscellaneous Balancing 100 200 300 400 500 Jeopardy Trash Ball

6. formulas : 100 What is the name for KI? Back Answer: Potassium Iodide

7. Back What is the name for Ca(OH) 2 Answer: Calcium Hydroxide formulas : 200

8. Back What is the name for K 3 (PO 4 ) Answer: Potassium Phosphate formulas : 300

9. Back What is the correct formula when barium and fluorine combine? Answer: BaF 2 formulas : 400

10. Back What is the chemical formula when iron (II) and nitrogen form a bond? Answer: Fe 3 N 2 formulas : 500

11. Back How many atoms are in 1 mole of Na? Moles : 100

12. Back How many molecules are in 1 mole of NaCl ? Moles : 200

13. Back What is the charge of the ion formed by the boron group? Answer: 3+ Moles : 300

14. Back How many moles are in 5 grams of lithium? Answer:.72 moles Moles : 400

15. Back How many grams are in.2 moles of copper? Answer: 12.71g Moles : 500

16. Back In which chemical bond are the electrons shared? Answer: Covalent Bond bonding : 100

17. Back When an ionic bond forms, what happens to valence electrons? Answer: They are transferred (from the metal to the non metal) Bonding : 200

18. Back ionic bonds typically form between a metal and a ___________. Answer:non-metal Bonding : 300

19. Back What type of chemical bond involves a sea of electrons? Answer: Metallic Bond Bonding : 400

20. Back Which type of chemical compound will strongly conduct electricity in water? Answer: Ionic Bonding : 500

21. Back Convert to scientific notation: 34,000 Misc : 100

22. Back Answer:.000256 Misc : 200

23. Back What do we call the reactant that runs out first during a chemical reaction? Answer: Limiting reactant Misc : 300

24. Back Is water polar or non polar? Answer: Polar Misc : 400

25. Is CO 2 p olar or non polar? Answer: non polar Back Misc : 500

26. Back Why do we balance chemical equations? Answer: law of Conservation of Matter Balancing : 100

27. Back Answer: 1,3,2 Balancing : 200 State the coefficients from left to right: ____ N 2 + ____ H 2 yields ____ NH 3

28. Back State the coefficients from left to right: ____ KClO 3 yields ____ KCl + ____ O 2 Answer: 2,2,3 Balancing : 300

29. Answer: 2,1,2,1 Back State the coefficients from left to right: ___ NaCl + ____ F 2 yields____ NaF + ____ Cl 2 Balancing : 400

30. Back State the coefficients left to right after you balance: Potassium metal reacts with chlorine gas to yield potassium chloride solid. Answer: 2,1,2 Balancing : 500