Across
- 2. Element with the symbol He
- 3. Element with the symbol Na
- 4. Element with the symbol Sn
- 6. Symbol for neon
- 7. Symbol for Carbon
- 8. Element with the symbol Au
- 9. Symbol for oxygen
Down
- 1. Element used in light bulbs
- 5. Element with the symbol Fe
- 6. Element used in pencils
- 7. Symbol for silver