Periodic Table

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Across
  1. 3. Horizontal rows of the Periodic table
  2. 6. Able to react with both acids and bases
  3. 7. Group VII elements are also known as _____
  4. 8. The most reactive halogen
  5. 10. Vertical columns of the Periodic table
  6. 12. Property of Group VIII elements
  7. 13. Happens when Group 1 metals are heated strongly
Down
  1. 1. There are _____ periods in the periodic table
  2. 2. Commonly used in rechargeable batteries
  3. 4. _____ elements can be used as catalysts
  4. 5. Group VIII elements are also known as _____
  5. 6. Group I metals are also known as _____
  6. 9. There are _____ groups in the periodic table
  7. 11. Liquid halogen at room temperature