Across
- 3. What is the name of the Oxygen Family?
- 6. A chemist who loved card games
- 7. An element with a radius of 190pm
- 8. An odorless, pale yellow element from the Oxygen Family
Down
- 1. Created the Periodic law
- 2. The third element of the Oxygen Family
- 4. Only element from group 16 that does not occur naturally
- 5. Created the law of Octaves