The Periodic Table

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Across
  1. 4. These metals in group 2 are reactive, but not as much as Group 1
  2. 6. Most elements of the periodic table are found in this state of matter
  3. 8. The atomic number of an element tells you how many of this particle are in the nucleus
  4. 10. These gases in Group 18 are inert (do not react)
Down
  1. 1. The name for the Group 1 metals
  2. 2. These metals are in the middle of the
  3. 3. The horizontal rows are called this
  4. 5. These non-metals in Group 17 are the most reactive non-metals
  5. 7. The vertical columns are called this
  6. 9. table