The Periodic Table

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Across
  1. 5. Has the highest electrical conductivity
  2. 8. makes up 78% of earth's atmosphere
  3. 11. Known for its red orange glow
  4. 12. most abundant element
  5. 14. lightweight metal used in foil
  6. 15. A precious metal highly valued for jewelry
  7. 17. found in all living organisms
  8. 19. A key component computer chips
Down
  1. 1. only metal that is liquid at room temp
  2. 2. a metal used in jewelry, more valuable than gold
  3. 3. used in wires due to conductivity
  4. 4. vital for blood production in the body
  5. 6. resistant to corrosion and used in various alloys
  6. 7. used in pipes and paints,known for its toxicity
  7. 9. A major component of table salt
  8. 10. used to fill balloons
  9. 13. Essential for breathing
  10. 16. used in light bulbs to prevent burning out
  11. 17. crucial for bone health
  12. 18. important for immune system defense