2. CSTDoubleJeopardy

3. $200 $400 $600 600 $600 $600 $600 $800 800 $800 800 $1000 NuclearChemistry Organic and Not? “I’ll Tke my Chances”Thermo-dynamics “I Love Chemistry”PeriodicTable Cegoy SlideCegoy Slide $600

4. Periodic Table - $200 What is B? In the periodic table, halogens are located in column (group) A. 1A B. 2A C. 8A D. 7A

5. Periodic Table - $400 Which element would have the same chemical properties of oxygen? A. Nitrogen B. Sulfur C. Hydrogen D. Carbon What is B.

6. Periodic Table - $600 As one moves down the elements in the first column of the periodic table, the A.Atomic number of the elements increases. B. Reactivity of the elements decreases. C. Atomic mass of the elements decreases. D. Number of electrons available for bonding decreases. What is A.

7. Periodic Table - $800 What is C, Oxygen. According to the graph, which element has the strongest attraction (highest electronegativity) for electrons? A. Aluminum (atomic # = 13) B. Boron (atomic number = 5) C. Oxygen (atomic number = 8) D. Sulfur (atomic number = 16)

8. Periodic Table - $1000 The periodic table is organized into blocks representing the energy sublevel that is being filled with valence electrons. In the periodic table, which block represents the s sublevel? A.WC. Y B.XD. Z What C, Y.

9. Nuclear Chemistry - $200 Which is not a common form of radioactive decay? A. AlphaC. Delta B. BetaD. Gamma What is C, Delta.

10. Nuclear Chemistry - $400 Gamma particles A. penetrate less than alpha particles B. penetrate less than beta particles C. Are the least penetrating of all radioactive decay D. Are the most penetrating of all radioactive decay What is D.

11. Nuclear Chemistry - $600 Alpha particles A. Have a charge of 1. B. Have a mass of 2. C. Are not deflected in an electrical field. D. Can be stopped by a piece of paper. What is D.

12. Nuclear Chemistry - $800 Which is most likely to be radioactive? A. Isotope formed in a nuclear reaction B. Isotope of carbon C. Metal formed by ores D. Salt formed from potassium What is A.

13. Nuclear Chemistry - $1000 Ernest Rutherford thought that most of the mass of an atom is contained in the nucleus. He based this theory on an experiment during which positively-charged particles A. Passed unchanged through gold foil. B. Changed directions as they passed through gold foil. C. Were stopped by gold foil. D. Bounced back after striking gold foil. What is B.

14. Organic Chemistry - $200 Starch is composed of many molecules of A. AldehydesC. Ketones B. Amino acidsD. Monosaccharides What is D, monosaccharides.

15. Organic or Not? - $400 Proteins are made from strings of A. Amino acids B. Carboxyl groups C. Esters D. Nucleic acids What is A, amino acids.

16. Organic or Not? - $600 How many moles of CH 4 are contained in 96.0 grams of CH 4 ? A 3.00 moles B 6.00 moles C 12.0 moles D 16.0 mole What is B, 6.00 moles

17. Organic or Not? - $800 How many moles of chlorine gas are contained in 9.02 ×10 23 molecules? A 1.5 moles B 2.0 moles C 6.02 moles D 9.03 moles What is A, 1.5 moles.

18. Organic or Not? - $1000 Fe 2 O 3 + 3CO → 2Fe + 3CO 2 In this reaction, how many grams of Fe 2 O 3 are required to completely react with 84 grams of CO? A 64 g B 80 g C 160 g D 1400 What is C, 160g.

19. “I’ll Take My Chances” - $200 How many electrons do the elements in the last column of the periodic table have available for bonding? A.0C. 8 B.2D. 18 What is A, 0 (noble gases).

20. “I’ll Take My Chances” - $400 Balance the following equation. In this equation, the question mark should be replaced by the number. 2KClO 3 --> 2KCl + ?O 2 A.1 C. 3 B.2D. 6 What is C, 3.

21. “I’ll Take My Chances” - $600 A Bronsted-Lowry base is to a hydrogen- ion acceptor as a Bronsted-Lowry acid is to a(n) A.Hydroxide-ion producer. B.Hydroxide-ion donor C.Electron-pair donor D.Hydrogen-ion donor. What is D.

22. “I’ll Take My Chances” - $800 What is B. Suppose 8 moles of solute is dissolved in 2 L of solution. What is the molarity? A.2 M B. 4M C. 8M D. 16M

23. “I’ll Take My Chances” - $1000 The diagram shows a chemical equation representing a chemical reaction. The name and mass of each substance involved in the chemical reaction are also shown. What mass of hydrochloric acid was produced in this reaction? A.24.0 gC. 48.0 g B.36.5 gD. 73.0 g What is B, 36.5g.

24. Thermodynamics - $200 Which is always true of an endothermic reaction? A. Chemical bonds are broken. B. Energy is released. C. Light is created. D. Energy is absorbed. What is D, energy is absorbed.

25. Thermodynamics - $400 How will adding salt to water affect the freezing point of water? A.It will lower the freezing point. B.It will raise the freezing point. C. It will not affect the freezing point. D. Water will not be able to freeze. What is A, lower the freezing point.

26. Thermodynamics - $600 When a material freezes, energy A. Is absorbed by the material. B. Is released by the material. C. Is absorbed by a catalyst. D. Remains unchanged. What is B, Released.

27. Thermodynamics - $800 What is B. Which of these phase changes does not involve the absorption of heat energy? A.Boiling B. condensation C. melting D. vaporization

28. Thermodynamics - $1000 What is C. How much heat in joules does it take to raise 100g of water from 25 o C to 35 o C? (The specific heat of water is 4.180J/g o C.) q=mcΔT A. 41.8 JC. 4180 J B. 418 JD. 41,800 J

29. “I Love Chemistry” - $200 As temperature of a gas increases, the molecules of the gas A.Increase in size B. Lose energy C. Move faster D. Repel each other What is C.

30. “I Love Chemistry” - $400 What is B. In order for equilibrium to occur, a reaction must be A.Organic B.Reversible C.Endothermic D.Exothermic

31. “I Love Chemistry”- $600 Which temperature represents absolute zero? A.0 o CC. 0K B.100 o CD. 273K What is C, 0K.

32. “I Love Chemistry” - $800 Niels Bohr proposed that an atom contains A. A fixed number of neutrons B. Electrons in a specific energy level. C. Protons scattered throughout the atom. D. Electrons scattered through the atom. What is B.

33. “I Love Chemistry” - $1000 Coffee contains 1.0 x 10 -5 M of hydrogen ions. What is the pH? A. 1.0C. 5.0 B. 4.0D. 9.0 What is C.