Periodic Table Perfect 10

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Across
  1. 4. Metals- the most reactive metal elements found in group 1 of the Periodic Table
  2. 5. Metals- metals in group 3-12 of the Periodic Table, known for their high conductivity
  3. 8. an element characterized by physical properties that include shininess, malleability, ductility, and conductivity
  4. 10. Earth Metals- reactive metal elements found in group 2 of the Periodic Table
  5. 12. Gases- unreactive nonmetal gas elements found in group 18 of the Periodic Table
  6. 13. a substance that can conduct electricity under certain conditions
  7. 15. a property used to describe a material that breaks or fractures with a small amount of force
  8. 16. the most reactive nonmetal elements found in group 17 of the Periodic Table
  9. 18. a row of the Periodic Table (there are 7)
  10. 19. a property used to describe a material that can be drawn into a long wire
  11. 20. Mass- the average mass of all the atoms of an element
  12. 21. radioactive metal elements found in period 7
Down
  1. 1. a column of elements with similar properties on the Periodic Table (there are 18)
  2. 2. a property used to describe a material that can be pounded into shapes
  3. 3. metals elements found in period 6 of the Periodic Table
  4. 6. an element with characteristics of both metals and nonmetals
  5. 7. an element characterized by physical properties that include dull, brittle, and poor conductivity
  6. 9. Number- the number of protons in an atom, determines arrangement of element on the Periodic Table
  7. 11. a material that prevents heat or electricity from easily passing though
  8. 14. a property used to describe the ability to transfer heat or electricity to another object
  9. 17. Table- the chart of the elements showing the repeating pattern of their protons