Across
- 2. What did Henri Moissan use to discover fluorine?
- 4. What color is the fluorine gas?
- 6. Fluorine naturally happens in earth's _______?
- 8. What prize did Henri Moissan win for the discovery?
- 9. What row is fluorine located in?
- 11. Liquid Fluorine and liquid hydrogen were mixed to get to make _______ fuel.
- 12. Fluorine is very ____________.
- 13. How many electrons are on the outer shell?
Down
- 1. to flow and originally a Latin word
- 3. Fluorine is highly ____________?
- 5. What family is fluorine in?
- 7. How many atoms does fluorine have in total?
- 10. Get a small amount in our daily ______.