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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. Final Jeopardy Category is….
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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
Final Jeopardy Category is… Nuclear Reactions
Final Jeopardy 3719K e01 + 3718Ar Complete and balance the following radioactive decay reactions. [use Table N to find the decay mode for each radioisotope given] 35. 37K →________ + _________
$400 .2372 kg HINT: KHD DCM 237.2g = _______________kg
$800 hypothesis A ______ is a suggested solution to a scientific problem
$1200 A control __________ is the part of an experiment that provides a reliable standard for comparison
$1600 Dependent variable The variable in an experiment that changes in response to the variable the experimenter is changing
$2000 • No title 2. (ml) missing • 3.wrong scale on X-axis What 3 things are wrong with this graph?
$400 C Which model below represents a mixture of elements in the gas phase? A B C
$800 A Which model below represents a pure substance of compounds? A B C
$1200 A) Chemical B) compound to element Two parts: A)Is this a physical or chemical change? B) What is this showing? * compound to compound * compound to element * element to compound
$1600 B The solid and liquid components in a mixture can be separated from one another based on: A. their chemical properties B. their physical properties C. their chemical composition D. the types of atoms they contain
$2000 Bubbles (gas produced), color change, heat, light, percipitate Name one evidence that a chemical reaction (change) has taken place
$400 15 How many protons does 3115P contain?
$800 16 How many neutrons does 3115P contain?
$1200 18 How many electrons does 3115P-3 contain?
$1600 • Most of the atom is empty space • The atom contains a dense, positive nucleus Name one discovery made by Rutherford’s gold foil experiment?
$2000 A) 6 B) Sulfur • Two Parts • What is the total number of valence electrons in an atom with the electron configuration 2-8-6 • What element does this represent?
$400 147N 146C 0-1e + ________
$800 C: gives off energy in the form of light When an electron “falls” from an excited state back to its natural ground state it ____________________________
$1200 Fusion What process is represented by the following chemical equation? 21H + 21H → 42He + energy
$1600 23490Th 23892U → 42He + ____
$2000 0+1e + 3719K 3720Ca ______ + _______
$400 Chlorine Which element is in group 17, period 3
$800 Alkaline Earth Metals Which group in the periodic table contains elements with 2 valance electrons?
$1200 B Siliconhas physical and chemical properties that are characteristic of A. a metal, only B. both a metal and a nonmetal C. a nonmetal, only D. neither a metal nor a nonmetal
$1600 Cr Which element is in group 6, period 4?
$2000 electron Name the subatomic particle that plays the greatest role in determining chemical properties of an element
$400 74 g What is the formula Mass of Ca(OH)2 ?
$800 B __________ of Neon is equal to 1.505 x 1023 atoms A) 1 mole B) 0.25 moles C) 6.02 x 1023 moles D) 1.505 x 1023 moles
$1200 Mg 13% What is the % composition of Mg in MgBr2 Mg _________%
$1600 1.5 x 174 = 261g What is the mass, in grams, of 1.5 moles of potassium sulfate, K2SO4?
$2000 350g / 442 = .79 moles A beaker contains 350.0g of Au2O3, how many moles does this represent?
Daily Double you can wage up to $2000 1.5 x 174 = 261g What is the mass, in grams, of 1.5 moles of potassium sulfate, K2SO4?
Daily Double you can wage up to $2000 A) Chemical B) compound to element Two parts: A)Is this a physical or chemical change? B) What is this showing? * compound to compound * compound to element * element to compound
