Radon
By: Cordelia Keeley
The Basics
- Symbol: Rn
- Atomic Number: 86
- Atomic Weight: 222.02
- Group: 18 (noble gases)
- Color: Colorless
- Classification: Non-Metallic
Germany
Radon was discovered in Germany
Dorn
Radon was discovered by German physicist Fredrich Ernst Dorn. Dorn was inspired by Marie Curie.
Uses Today
Radon is used for:
- Therapeutic use (sometimes)
- Predicting earthquakes
- Radiation treatments for hospitals
Additional Information
- Description: Radon is the heaviest known gas and toxic in large doses
- Biological Role: No Biological Role
- Geological Role: Often found in uranium ores
- Properties: Toxic,Dangerous, Density in solids: 4400 kg m‑3
- Interesting Facts: Radon can be found in some spring waters and when cooled below freezing point, radon becomes a vibrant yellow. As the temperature is lowered, it turns blood orange then red.