Science
Across
- 3. atomic number = 28
- 4. F
- 8. atomic number = 26
- 12. Mg
- 13. CuCo3
- 14. CO2
- 15. Substance containing 1 type of atom
Down
- 1. MgCl2
- 2. Zn
- 5. Li
- 6. B
- 7. K
- 9. atomic number = 6
- 10. Two or more atoms chemically joined
- 11. atomic number = 27
- 13. Cu