Across
- 4. billard ball model
- 6. anything that has a mass and occupies space
- 7. left side of the chemical word equation
- 8. right side of the chemical word equation
- 10. formed when metal and non metal combine
- 11. table in which elements are organized
- 16. pounded or rolled into sheets
- 19. help a reaction proceed faster
- 21. absorbs heat energy
- 22. stretched into a long wire
- 23. in between metal and non metals
- 25. atomic number is 5
Down
- 1. Greek word for chemistry
- 2. group of atoms acting as one
- 3. raisin bun model
- 5. experiment in which one or more products can escape
- 9. combustion corrosion and cellular repiration involve this
- 12. number of protons it has
- 13. Element named after a place
- 14. organic catalyst
- 15. releases heat energy
- 17. father of modern chemistry
- 18. mass number minus atomic number
- 20. first chemistry textbook
- 24. row 6 period 6