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Intro screen.

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Presentation on theme: "Intro screen."— Presentation transcript:

1 Intro screen

2 You will total up your score at the end of the game
Each group will start with 30,000 points. If you get a question wrong, those points will be deducted from your score. The only points that will be added to your score are during the double jeopardy round. You will total up your score at the end of the game Host screen

3 Natural Transmutation Artificial Transmutation Radioactive Particles
Solutions Reactions Chem Math All about Electrons What’s the Matter Take a Chance Half Life Natural Transmutation Artificial Transmutation Radioactive Particles Good/Bad/ Ugly $400 $800 $1200 $1600 $2000 $200 $400 $600 $800 $1000 Jeopardy round

4 Final Jeopardy Category is…
Chemical Reactions Final Jeopardy betting screen

5 Final Jeopardy 1. 197 kj 2. V2O5 3. 2SO2(g) + O2(g)  2SO3(g) + 394 kJ
1. Determine the amount of energy released when 1.00 mole of sulfur trioxide is produced. 2. Write the chemical formula for vanadium(V) oxide. 3. Draw the potential energy diagram for the forward reaction represented by this equation. Final Jeopardy

6 $400 D Double Jeopardy – Category 1

7 $800 A Double Jeopardy – Category 1

8 $1200 Must explain why in terms of moles C
Because K3PO4  3K+1 + 1PO4-3 = 4 moles of ions Double Jeopardy – Category 1 Must explain why in terms of moles

9 $1600 B Double Jeopardy – Category 1

10 $2000 90 g (+/- 2) A student uses 200 grams of water at a temperature of 60°C to prepare a saturated solution of potassium chloride, KCl. According to Reference Table G, how many grams of KCl must be used to create this saturated solution? Double Jeopardy – Category 1

11 $400 B Double Jeopardy – Category 2

12 $800 A Double Jeopardy – Category 2

13 What are the two main products of a fermentation reaction?
$1200 A What are the two main products of a fermentation reaction? A) ethanol and carbon dioxide B) ethanol and water C) sugar and carbon dioxide D) sugar and water Double Jeopardy – Category 2

14 Reverse Reaction favored (shift to the left) NH3 will decrease
$1600 Reverse Reaction favored (shift to the left) NH3 will decrease Will the forward or reverse reaction be favored with the temperature is increased. What is happen to the concentration of NH3? Double Jeopardy – Category 2

15 a)is an example of________________
$2000 a) Substitution b) saturated (alkane) The reaction: C3H8 + Cl2  C3H7Cl + HCl a)is an example of________________ b) Requires which type of hydrocarbon? Double Jeopardy – Category 2

16 $400 D Double Jeopardy – Category 3

17 $800 10 g The half-life of K-42 is 12.4 hours. How much of a 320g sample is left after 62 hours Double Jeopardy – Category 3

18 $1200 27.3% A student determined the specific heat of zinc to be J/goC. The accepted value for the specific heat of zinc is J/goC. What is the students percent error? Double Jeopardy – Category 3

19 $1600 6300 J Base your answer on In an experiment using a calorimeter, the following data were obtained: Double Jeopardy – Category 3 What is the total number of Joules absorbed by the water?

20 What is the percent by mass of water in the hydrate?
$2000 20% A student determining the percent by mass of water in a hydrated crystal obtained the following data. Mass of crystal before heating g Mass of crystal after 1st heating g Mass of crystal after 2nd heating g What is the percent by mass of water in the hydrate? Double Jeopardy – Category 3

21 $400 C Double Jeopardy – Category 4

22 $800 Name this type of Artificial Transmutation
21H +11H  42He H + energy Double Jeopardy – Category 4

23 $1200 Which Lewis electron-dot diagram represents calcium oxide? A C
B D                                                                            Double Jeopardy – Category 4

24 $1600 Base your answer on Draw a correct Lewis electron-dot structure for each of the following. A) An atom of hydrogen B) An atom of nitrogen C) A molecule of ammonia (NH3) Double Jeopardy – Category 4

25 $2000 An electron absorbs energy and moves to a higher shell (energy level). As the electron returns to a lower shell (energy level), it releases energy in the form of a light, creating a bright-line spectrum. Explain, in terms of both subatomic particles and energy states, how the Bright line spectra's are produced Double Jeopardy – Category 4

26 $400 Which Statement describes the type of change and the chemical properties of the product and reactants a.  The equation represents a physical change, with the product and reactants having different chemical properties. b.  The equation represents a physical change, with the product and reactants having identical chemical properties. c.  The equation represents a chemical change, with the product and reactants having different chemical properties. d.  The equation represents a chemical change, with the product and reactants having identical chemical properties. Double Jeopardy – Category 5

27 $800 A and C Double Jeopardy – Category 5

28 $1200 D At STP, which 2.0-gram sample of matter uniformly fills a 340-milliliter closed container? Br2(l) Fe(NO3)2(s) KCl(aq) Xe(g) Double Jeopardy – Category 5

29 $1600 B A dilute, aqueous potassium nitrate solution is best classified as a Homogeneous compound Homogeneous mixture Heterogeneous compound Heterogeneous mixture Double Jeopardy – Category 5

30 $2000 A Double Jeopardy – Category 5

31 $400 What is the empirical formula for C8H18 C4H9
Double Jeopardy – Category 6

32 $800 2. A and C question Double Jeopardy – Category 6

33 $1200 4 Powdered sulfur is yellow and powdered iron is gray. When powdered sulfur and powdered iron are mixed at 20oC, the powdered iron Becomes yellow Becomes a liquid Remains ionic Remains magnetic Double Jeopardy – Category 6

34 $1600 Show the numerical setup for calculating volume of the gas in cylinder B at STP Double Jeopardy – Category 6 (1.2atm)(1.25L) (1atm)(V) 293K K

35 $2000 = (79)(.5069) + (X)(.4931) X= 80.8 amu Bromine has two naturally occurring isotopes. Bromine-79 is 50.69% abundant. Using the atomic mass reported on the periodic table, determine the mass of Bromine’s other isotope (to 1 decimal place) Double Jeopardy – Category 6

36 Daily Double you can wage up to $2000
Show the numerical setup for calculating volume of the gas in cylinder B at STP Double Jeopardy Second Daily Double (1.2atm)(1.25L) (1atm)(V) 293K K

37 Daily Double you can wage up to $2000
Because K3PO4  3K+1 + 1PO4-3 = 4 moles of ions Double Jeopardy – Category 1 Must explain why in terms of moles

38 The Jeopardy champion! Goodbye screen

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