Periodic Table Crossword

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Across
  1. 2. First element in the periodic table
  2. 4. ________is found in the bones and teeth.
  3. 6. Smallest element in Period 4.
  4. 7. Biggest element in Group 2.
  5. 8. Has a symbol "Bi."
  6. 9. Metalloid in Period 3.
  7. 10. Has a symbol "Ge."
  8. 12. Biggest element in period 4.
  9. 13. Smallest element in the periodic table
  10. 14. Refers to horizontal rows in the periodic table
Down
  1. 1. Has atomic number 80.
  2. 3. Refers to vertical columns in the periodic table
  3. 5. Located in Period 3, Group 5.
  4. 7. Has a symbol "Rb."
  5. 11. Dmitri _________ is the father of modern periodic table.