Elements
Name: ______________________ Date: ____________
Use the clues to fill in the crossword.
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Across
- 3. An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous ___ (6)
- 5. A hard malleable ductile silvery metallic element that is resistant to corrosion (6)
- 10. A nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens (7)
- 11. A trivalent metalloid element (5)
- 12. A light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (8)
- 13. A radioactive gaseous element formed by the disintegration of radium (5)
- 14. A colorless element that is one of the six inert gasses (7)
Down
- 1. A bluish-white lustrous metallic element (4)
- 2. A ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element (6)
- 4. A colorless and odorless inert gas (5)
- 6. A common nonmetallic element belonging to the halogens (8)
- 7. A very light colorless element that is one of the six inert gasses (6)
- 8. The smallest planet and the nearest to the sun (7)
- 9. A hard ferromagnetic silver-white bivalent or trivalent metallic element (6)
- 15. A colorless odorless gaseous element that give a red glow in a vacuum tube (4)