Elementary Watson

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Across
  1. 2. The name of a noble gas and the planet Superman came from
  2. 5. Most common noble gas in our atmosphere
  3. 8. The best conductor of electricity with an atomic symbol of Ag is....
  4. 12. Metal with the atomic symbol Al
  5. 14. Common salt is sodium.....
  6. 15. Liquid metal at room temperature
  7. 16. Smelly metal with the atomic symbol Os
  8. 17. The main metal in our bones with the atomic number of 20 is...
  9. 18. The main element in stainless steel
  10. 19. Primary colour of paint made with cobalt is....
Down
  1. 1. Element with the atomic number 84 named after Poland
  2. 3. The table of elements is called the......
  3. 4. Precious metal with atomic number 79 and atomic symbol Au
  4. 6. Cary Grant Movie called.... and Old Lace
  5. 7. Lightest metal with much use in batteries
  6. 9. Common name for dihydrogen monoxide
  7. 10. The process of turning Hydrogen into Helium
  8. 11. Another name for Tungsten
  9. 13. Element with the atomic symbol K is....
  10. 14. Essential in organic chemistry is....