Across
- 2. Au (4)
- 3. Colour of potassium flame (6)
- 4. Chemical and ________ changes (8)
- 5. State with no vibration (5)
- 7. Opposite of element (8)
- 9. Opposite of Chemical (8)
- 11. Fe (4)
- 12. Means of heating within the lab (6)
Down
- 1. Name of vertical columns in periodic table (5)
- 3. ________ Table (8)
- 6. Pb (4)
- 8. Pt (8)
- 10. Number of atoms in 1 oxygen molecule (3)