Periodic Table

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Across
  1. 3. the name of the group 16 in The Periodic Table
  2. 4. most reactive the metals also known as?
  3. 6. is the number equivalent to the protons and neutrons of an atom
  4. 7. the name of the group 17 in The Periodic Table
  5. 11. the name of group 2 in The Periodic Table
  6. 14. the name of group 14 in The Periodic Table
  7. 15. the name of group 13 in The Periodic Table
  8. 16. the name of group 15 in The Periodic Table
  9. 19. the elememts that are to the right of the stair case are categorized
Down
  1. 1. a chemical property that determines how elements will react with others to form a compound
  2. 2. least reactive the non metals also known as?
  3. 5. is an electron that is associated with an atom, and that can participate in the formation of a chemical bond
  4. 8. these elements found along the staircase to separate the metals and noble gasses
  5. 9. is a table that lists all elements in a certain order
  6. 10. horizontal rows
  7. 11. the name of group 1 in The Periodic Table
  8. 12. is the number of protons found in the nucleus of the atom and is also how the elements are organized in the periodic table
  9. 13. these metals are found in groups 3-12
  10. 17. vertical columns
  11. 18. the element that are to the left of the stair case are categorized