Periodic Table of Elements

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Across
  1. 3. The smallest element
  2. 5. Earth Metals Group 2A elements
  3. 6. Group 7A elements
  4. 7. Metals This family contains soft metals and are highly reactive
  5. 8. The elemental symbol for bismuth
  6. 9. An element that has an atomic number of 53
  7. 11. Group 3A and period 3
  8. 12. This element is a transition metal that is used to make nails
  9. 14. A noble gas in period 3
Down
  1. 1. An alkali metal located in period 4
  2. 2. Table A chart that contains all of the known elements
  3. 4. This element contains 8 protons
  4. 5. This element has an atomic mass of 121.8 amu
  5. 10. Another word for nonreactive, stable
  6. 11. An element that is one period below oxygen.
  7. 13. Gases Helium and Neon are a part of this family of elements