Across
- 6. Valance Electrons
- 8. Copper
- 12. Bronze
- 13. Overall Charge
- 14. Hydrogen
- 15. Mixture
- 19. Heterogeneous
- 21. Homogeneous
- 23. Acetic Acid
- 26. Fluorine
- 27. Tin
- 29. Cellulose
- 30. Periodic Table
- 32. Atomic Structure
- 33. Atom
- 34. Atomic Mass
Down
- 1. Chlorine
- 2. Bromine
- 3. Lead
- 4. Krypton
- 5. Xenon
- 7. Helium
- 9. Energy Level
- 10. Orbital Shell
- 11. Neutron
- 16. Electron
- 17. Fun
- 18. Compound
- 20. Silver
- 22. Gold
- 24. AMU
- 25. Proton
- 28. Element
- 31. Brass
- 35. Aluminium