Across
- 4. has a definite shape and definite volume
- 6. has a definite volume and indefinite shape
- 8. gasses group 8 elements
- 10. subatomic particle with a negative charge
- 11. used in a reaction
- 13. group 6 elements
- 15. standard temperature and pressure
- 16. absorbes heat
- 18. created in a reaction
- 22. metals group 1 elements
- 23. measure of disorder
Down
- 1. a substance with pH less than 7
- 2. has a indefinite shape and indefinite volume
- 3. earth metals group 2 elements
- 5. electron outermost electron
- 7. subatomic particle with no charge
- 9. group 7 elements
- 12. metals elements between group 2 and 13
- 14. elements in a row
- 15. crates sparks
- 16. gives off heat
- 17. measures temperature
- 19. subatomic particle with a postive chrage
- 20. elements in a column
- 21. a substance with pH greater than 7