Periodic table
Across
- 3. 8th element of the periodic table
- 4. 7th element of the periodic table
- 7. 4th element of the periodic table
- 9. 36th element of the periodic table
Down
- 1. 64th element of the periodic table
- 2. 1st element of the periodic table
- 5. 47th element of the periodic table
- 6. The 5th element of the periodic table
- 8. 57th element of the periodic table