Periodic Table Crossword

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Across
  1. 4. Group 17
  2. 6. Vertical Column
  3. 8. Substance whos atoms have the same number of protons
  4. 9. Total number of protons and neutrons in an atom
  5. 10. Firm and stable in shape
  6. 11. Relating to a molecule made up of two atoms
  7. 17. Group of atoms with one or more positive or negative charges
  8. 18. Can be easily bent
  9. 20. Can make electricity and heat
  10. 25. Protons carry positive charge in here
  11. 26. Positive charged atom
  12. 29. Nuclear charge of an element
  13. 30. Contains two or more metallic elements
Down
  1. 1. Group 18
  2. 2. Element with mass but no definite shape
  3. 3. Can be made into wire
  4. 5. Boron, Silicon, Germanium
  5. 7. Horizontal Colomn
  6. 12. Basic building block
  7. 13. Energy needed to remove and electron from an atom
  8. 14. Lack metallic properties
  9. 15. Lithium, Sodium, Potassium are all examples of this metal
  10. 16. Negative charged particle
  11. 19. Atoms with the same number of protons but different neutrons
  12. 21. increases as you move down a group from right to left
  13. 22. Combining power of an element
  14. 23. Shiny appearance, good conductor, various substances
  15. 24. Forms to the shape of its container
  16. 27. Easily shattered
  17. 28. Conductor Single species of atoms