Elements & compounds(use periodic table for help)

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Across
  1. 2. What does Bk
  2. 4. What is H
  3. 5. What is H2O
  4. 8. What is 4CaCl2
  5. 11. What is B
  6. 12. What has only one element
  7. 13. What is Ne
Down
  1. 1. How many elements total are on the periodic table
  2. 3. What is Am
  3. 6. What is Mo
  4. 7. What has two or more elements
  5. 9. What is C
  6. 10. What is NaCl