Elements of the Periodic Table

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Across
  1. 2. A greenish gas used in disinfectants
  2. 3. Soft metal that reacts with water
  3. 6. Basis of organic life
  4. 7. found in matches & fertilizers
  5. 10. Found in our blood & commonly used in construction
  6. 14. makes up the earth’s atmosphere
  7. 15. Important for strong bones
Down
  1. 1. Symbol Ag
  2. 4. Radioactive element used In nuclear power
  3. 5. light metal used in fireworks
  4. 8. the first element
  5. 9. Essential for respiration
  6. 11. A noble gas with atomic number 2
  7. 12. A Nobel gas used in bright advertisement signs
  8. 13. A precious yellow metal