Periodic Table

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Across
  1. 4. The element found in diamonds and graphite.
  2. 5. A gas at room temperature essential for respiration.
  3. 7. A Group 1 element that reacts violently with water.
  4. 8. A Group 1 element found in bananas that helps muscles function.
  5. 10. An element used in balloons because it is lighter than air.
Down
  1. 1. A Group 7 element used in disinfectants.
  2. 2. A Group 2 element used in fireworks to produce a bright white flame.
  3. 3. An element essential for making bones strong.
  4. 6. The element that makes up most of the air we breathe.
  5. 9. A yellow non-metal used in fireworks and proteins.