The Periodic Table

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Across
  1. 2. Ar A noble gas, non-reactive and used in lighting.
  2. 4. Be This element is often found in gemstones
  3. 5. F Most reactive nonmetal, used in toothpaste.
  4. 6. Mn Element used in steel production, essential for industrial processes.
  5. 11. K This alkali metal is found in bananas.
  6. 13. Cl Greenish-yellow gas used in disinfectants.
  7. 15. B A metalloid used in glass and ceramics
  8. 16. Cr Used in stainless steel, gives it corrosion resistance
  9. 18. Ne A noble gas, often found in neon signs
  10. 19. S Nonmetal essential for life; commonly found in water.
  11. 20. Na Common table salt contains this element
  12. 21. Ti Strong metal used in armor and aircraft
Down
  1. 1. C Fundamental to life; organic chemistry’s backbone
  2. 2. Al Light metal used in aircraft and cans
  3. 3. He Second lightest element; a gas at room temperature
  4. 7. N Makes up the majority of the Earth’s atmosphere.
  5. 8. V Transition metal known for its variable oxidation states
  6. 9. Li Used in batteries; a soft, silvery metal.
  7. 10. P Important for DNA; found in fertilizers.
  8. 12. Si Major component of sand; used in glass.
  9. 13. Ca This alkali metal is found in bananas.
  10. 14. H Lightest element, essential for water
  11. 17. Mg Found in chlorophyll; crucial for photosynthesis
  12. 20. Sc Transition metal used in aerospace materials