Across
- 1. Very good electrical conductor
- 2. Makes swimming pools safe
- 3. Makes strong bones
- 7. K
- 8. Two in each water molecule
- 11. Noble gas starts with X
- 12. Liquid metal
- 13. Sticks to magnets
Down
- 1. Makes yellow paint
- 4. Black and soft or clear and hard
- 5. Metal part of table salt
- 6. Makes 80% of the air
- 8. Fills balloons
- 9. Gas we need to breathe
- 10. Yellow metal, stays shiny