Across
- 2. show the arrangement of electrons within orbitals
- 6. unit for energy
- 8. the number of wave cycles
- 10. assumed a hydrogen atom consists of a central proton about which an electron moves in an orbit
- 11. harmful high energy waves
- 14. the height of a crest or the depth of a trough
- 16. where the electron is in its lowest energy state
- 17. n, l, m(little l)
- 19. elements in the series actinium
Down
- 1. show the number of electrons in each energy level
- 3. absorbed by carbon dioxide, contribute to global warming
- 4. within each principal energy level
- 5. the distance between two consecutive crests or troughs
- 7. spherical, shows the electron distribution
- 9. streams of particles
- 12. higher energy state after an electron absorbs energy
- 13. contains essentially all wavelengths between 400 and 700 nm
- 15. associated with ms
- 18. unit for frequency