Periodic Table Crossword

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Across
  1. 4. the fifth element on the periodic table; it gives flares a distinctive green colour
  2. 6. the atomic sybol is Be; can be used to make nuclear weapons
  3. 8. its atomic mass is 35,453; used to disinfect water
  4. 9. the atomic mass is 22.990; used in the production of titanium
  5. 11. its atomic symbol is K; helps mintain normal levels of fluid inside the cells
  6. 15. sixteenth on the periodic table; used for bateries, detergents and fungicides
  7. 16. the atomic mass is 28.086; the most useful element to mankind
  8. 18. the atomic symbol is He; can be used for balloons
  9. 19. the thirteenth elemt on the periodic table; used to make cans, foils, kitchen utensils and window frames
Down
  1. 1. the atomic symbol is P; used for growth, maintenance and repair of all tissues and cells
  2. 2. the first element on the periodic table; can be used for treating metals
  3. 3. the atmoic mass is 12.011; useful for the manufacture of fuels
  4. 5. the atomic symbol is Mg; important to regulate muscle and nerve function
  5. 7. the atomic mass is 6.9410; Can be used to treat mania
  6. 10. the ninth element on the periodic table; is used in production of low friction plastics
  7. 12. the atomic mass is 15.999; can be used for melting, refining and manufacture
  8. 13. its atomic symbol is Ar; a colourless odourless gass that is intert to other substances
  9. 14. twentieth on the periodic table; helps keep muscles to move for nerves to carry messages between brain and every part of the body
  10. 17. the atomic symbol is Ne; can be used to make lighting arrestors