The Periodic Table of Elements

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Across
  1. 3. The ease and speed with which an element reacts with other substances
  2. 5. Group 1; most reactive metals in the periodic table
  3. 6. The deterioration of a metal due to chemical reaction and environment
  4. 7. Group 17; are very reactive
  5. 8. Group 3 through 12; most of these metals are hard and shiny solids with high melting points and high densities
  6. 10. Elements that has some properties of metals and some of non metals
  7. 11. metals The two rows of elements placed below the main part of the periodic table
  8. 14. Shiny and reflective
  9. 15. The ability of an object to transfer heat
  10. 16. An element that lacks most of the properties of a metal
  11. 17. Elements that are good conductors of electric current and heat
Down
  1. 1. Group 2; have low densities and low melting points
  2. 2. The ability of an object to carry electric current
  3. 4. Material can be drawn into long wires
  4. 9. Substances that can conduct electric current under some conditions, but not under others
  5. 12. Group 18; usually nonreactive
  6. 13. A molecule consisting of two of the same atoms bonded together