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Jeopardy. Atoms. Nature of Matter . Radio- activity. Periodic Table . Phases of Matter . Q $100. Q $100. Q $100. Q $100. Q $100. Q $200. Q $200. Q $200. Q $200. Q $200. Q $300. Q $300. Q $300. Q $300. Q $300. Q $400. Q $400. Q $400. Q $400. Q $400. Q $500. Q $500.
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Jeopardy Atoms Nature of Matter Radio- activity Periodic Table Phases of Matter Q $100 Q $100 Q $100 Q $100 Q $100 Q $200 Q $200 Q $200 Q $200 Q $200 Q $300 Q $300 Q $300 Q $300 Q $300 Q $400 Q $400 Q $400 Q $400 Q $400 Q $500 Q $500 Q $500 Q $500 Q $500 Final Jeopardy
$100 Question from Atoms What are the numbers of protons, neutrons, and electrons in an isotope of titanium with a mass number of 50? 22 p, 22 n, 28 e 28 p, 22 n, 22 e 50 p, 22 n, 50 e 22 p, 28 n, 22 e Virginia 07
$100 Answer from Atoms 22 p, 28 n, 22 e
$200 Question from Atoms A. 88 B. 132 C. 220 D. 308 Virginia 07
$300 Question from Atoms What are shared in covalent bonds? A. Cations B. Protons C. Electrons D. Anions Virginia 07
$300 Answer from Atoms Electrons
$400 Question from Atoms When compared to sulfur-32, sulfur-34 has more — Virginia 07
$400 Answer from Atoms neutrons
$500 Question from Atoms Which compound has a covalent bond? • CaI 2 • KBr • NaCl • NO Virginia 07
$100 Question from Nature of Matter The picture shows a cube that contains 20 mL of a solution. The solution has a mass of 40 grams. What is the density in g/mL of this solution? Texas 06
$200 Question from Nature of Matter Which of the following chemical equations is balanced correctly? . Mass 07
$300 Question from Nature of Matter The figure below represents a reaction. What type of reaction is shown? Mass 07
$300 Answer from Nature of Matter synthesis
$400 Question from Nature of Matter Under certain conditions, solid magnesium (Mg) and solid sulfur (S) can combine and form magnesium sulfide (MgS). The Equation for thisreaction is shown below. Mg(s) +S(s) → MgS(s) What is the oxidation number for Mg in MgS in this reaction?
$400 Answer from Nature of Matter + 2 Mass 07
$500 Question from Nature of Matter When the equation is correctly balanced, the coefficient of H 2 SO 4 is — Virginia 07
$100 Question from Radiation The three main types of nuclear radiation are alpha, beta, and gamma. Which of the following lists these types of radiation from highest penetrating power to lowest penetrating power? Mass 07
$100 Answer from Radiation gamma, beta, alpha
$200 Question from Radiation What is a problem commonly associated with nuclear power facilities? A. A small quantity of energy is produced. B. Reaction products contribute to acid rain. C. It is impossible to control nuclear fission. D. It is difficult to dispose of wastes. New York 08
$200 Answer from Radiation It is difficult to dispose of wastes.
$300 Question from Radiation One benefit of nuclear fission reactions is A. nuclear reactor meltdowns B. storage of waste materials C. biological exposure D. production of energy New York 08
$300 Answer from Radiation production of energy
$400 Question from Radiation The final elements produced by radioactive decay differ from the original radioactive elements because the nuclei of the final elements are always A. more stable. B. increased in mass. C. half as radioactive. D. positively charged. Mass 06
$400 Answer from Radiation more stable
$500 Question from Radiation An original sample of the radioisotope fluorine-21 had a mass of 80.0 milligrams. Only 20.0 milligrams of this original sample remain unchanged after 8.32 seconds. What is the half-life of fluorine-21? • A. 1.04 s • 2.08 s • 4.16s • D. 8.32 s New York 09
$100 Question from Periodic Table • What can be determined if only the atomic number of an atom is known? • A. the total number of neutrons in the atom, only • B. the total number of protons in the atom, only • the total number of protons and the total • number of neutrons in the atom • the total number of protons and the total • number of electrons in the atom New York 09
$100 Answer from Periodic Table The total number of protons and the total number of electrons in the atom
$200 Question from Periodic Table How many valence electrons are there in the elements in family 16 of the periodic table? Mass 07
$200 Answer from Periodic Table They have six valence electrons
$300 Question from Periodic Table • Which element has both metallic and nonmetallic properties? • Rb (3) Si • Rn • Si • D. Sr New York 07
$400 Question from Periodic Table The label below contains information 13 about an unknown metal. UNKNOWN METAL M Most common salts MP3 M 2 O3 MCl 3 How many valence electrons does the unknown metal have? Mass 06
$500 Question from Periodic Table What type of particle would have and what would be the charge if the particle has 36 electrons, 49 neutrons, and 38 protons? Mass 06
$500 Answer from Periodic Table an ion with a charge of 2
$100 Question from Phases of Matter Which of these statements describes what happens to the molecules of a solid as the temperature is lowered to absolute zero? A They begin to take up more space. B They become farther apart. C Their kinetic energy gradually increases to a maximum. D Their motion gradually decreases and eventually stops. Virginia 07
$100 Answer from Phases of Matter Their motion gradually decreases and eventually stops.
$200 Question from Phases of Matter Which of these best describes sublimation? A. A solid changing to a liquid phase B. A solid changing to a gaseous phase C. A gas filling the space in its container D. A liquid taking the shape of its container Virginia 07
$200 Answer from Phases of Matter A solid changing to a gaseous phase
$300 Question from Phases of Matter Which of the following is not true of a sample of gas as it is heated in a rigid, closed container? A. The pressure of the molecules increases. B. The average speed of the molecules increases. C. The average distance between molecules increases. D. The number of collisions between molecules increases. Virginia 07
$300 Answer from Phases of Matter The average distance between molecules increases.
$400 Question from Phases of Matter The illustration below shows a hot-air balloon. The pilot can change the altitude of the hot-air balloon by changing the temperature of the gas inside the balloon. When the gas is heated, the balloon rises. Which of the following best explains this phenomenon? A. Heating the gas reduces its pressure. B. Heating the gas decreases its density. C. Heating the gas decreases its molecular motion. D. Heating the gas reduces the frequency of the gas molecules’ collisions. Mass 06
$400 Answer from Phases of Matter Heating the gas decreases its density.
$500 Question from Phases of Matter According to Boyle’s law, the relationship between the pressure and volume of a gas at constant temperature is A. numerically equivalent B. inversely proportional C. positively correlated D. totally unrelated Virginia 05
