1. Jeopardy Science Review Review

2. Jeopardy!! Group 1 Group 2 Group 3 Group 4 50 100 200 300

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4. Group 1 for 50 Soil is made up of pieces of rocks, wood, decayed plants. Soil is an example of mixture

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6. Group 1 for 100 Pure substance that can be separated into two or more simpler substances by chemical means Compound

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8. Group 1 for 200 A molecule of carbon dioxide (CO2) is shown above. How many total ATOMS are there? 3

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10. Group 1 for 300 What happens to the total mass of substances during a chemical reaction? What happens to the total mass of substances during a chemical reaction? Remains constant

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12. Group 2 for 50 The chemical formula for glucose is C 6 H 12 O 6. How many different elements are there? 3

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14. Group 2 for 100 The size of an element’s atomic radius and melting point have a unique relationship, that is As atomic radius increases, the melting point is higher

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16. Group 2 for 200 How many valence electrons does one atom of Nitrogen have? How many valence electrons does one atom of Nitrogen have? 5

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18. Group 2 for 300 Elements that have properties of both metals and nonmetals are called Mettaloids

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20. Group 3 for 50 Salt water is an example of what? Compound, mixture, element, molecule Mixture (homo)

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22. Group 3 for 100 The elements on the periodic table are arranged according to Increasing atomic number

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24. Group 3 for 200 Increases The size of an element’s atomic radius__________ from top to bottom in a group.

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26. Group 3 for 300 Which of the following is found farthest from the center of an atom? electron

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28. Group 4 for 50 Na is an element in table salt. It has 11 protons, 12 neutrons. Electrons are ? 11

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30. Group 4 for 100 Most elements are metals. What is a physical property of metal? Good conductors, higher melting points, ductile, malleable, luster.

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32. Group 4 for 200 Which is the smallest particle of the element gold(Au) that can still be classified as gold? atom

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34. Group 4 for 300 What do the elements in the same column have in common? Similar chemical properties due to same number of valence electrons

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