Across
- 4. Rhymes with Moron
- 6. Rhymes with "gone"
- 7. The gas form of this element is needed for humans to breathe
- 9. Material used for processor chips
- 10. Bananas are full of this
- 12. Found in milk to help strengthen your bones.
- 14. Effective chemical to treat pool water
- 18. A metal material used a lot for phone bodies
- 19. First element in group 17
- 20. A flammable gas that led to the Hindenburg disaster
Down
- 1. The element that is the main focus of organic chemistry
- 2. This element has an atomic mass of 4
- 3. Atomic number of 15
- 5. The liquid form of this element is famous for being very cold
- 8. Element famous for its ability to produce colorful lights
- 11. Table salt
- 13. Second element in group 2
- 15. Element used a lot in batteries, most notable the iPhone.
- 16. The element used to make balloons float
- 17. An element with a gross egg-like smell