Across
- 4. a change that results in a new product
- 5. system of measurement used in chemistry
- 8. type of bond where atoms share 3 pairs of e-
- 11. negatively charged ion
- 15. subatomic particle found outside the nucleus
- 16. separating mixtures based on BP
- 18. the ability of atoms to attract e-
- 21. "packet" of energy
- 22. a change that doesn't change composition
- 24. region of space where e- likely found
- 25. mass/volume
Down
- 1. # of waves that pass a point in 1 second
- 2. a type of bond where one atom "hogs" electrons
- 3. how many sig figs 12,300
- 6. state where e- "jump" to outer energy levels
- 7. positively charged ion
- 9. method used to separate mixtures (paper)
- 10. separating mixture based on particle size
- 11. element in group 5A, period 4
- 12. horizontal row on periodic table
- 13. positively charged subatomic particle
- 14. atoms of same element with dif. # neutrons
- 17. distance between crests
- 19. symmetrical molecules are considered this
- 20. type of bonding where e- are transferred
- 23. type of bonding where e- are shared