Across
- 2. - Primary constituents of matter
- 3. - Medieval forerunner of chemistry
- 4. - Cloudy mixture; not easily separated
- 5. - Stretch into a long wire
- 7. - Organic catalyst
- 10. - Cloudy Mixture; easily separated
- 11. - Subatomic particle with a positive charge
- 14. - Reactive; Non-metallic
- 15. - Basic unit of a chemical element
- 17. - Subatomic particle without a charge
- 19. - Helps a reaction proceed faster
- 21. - Reaction accompanied by the absorption of heat
- 23. - Has mass and occupies space
- 24. - Consisting of many atoms
Down
- 1. - Intermediate properties between Metals and solid Non-metals
- 6. - Oxygen reacts with a substance to form a new substance
- 8. - Vertical Column
- 9. - Composed of two or more elements
- 10. - Directly from solid to gas
- 12. - Undergoes change during a reaction
- 13. - Horizontal row
- 16. - Can be Pounded or rolled into sheets
- 18. - Reaction accompanied by the release of heat
- 20. - Subatomic particle with a negative charge
- 22. - A minute portion of matter