2. How is the atom held together?
3. Where in the atom is the most mass concentrated?
4. Define isotopes
5. Name the subatomic particles
6. What are nucleons?
7. What letters are the atomic vs mass/nucleon number denoted by?
8. Which properties of isotopes of the same element are the same/differ?
9. How is an atom’s mass measured? What is it used for?
10. Define relative atomic mass (how to calculate?
11. Define the electromagnetic spectrum
12. Relationship between wavelength, frequency and energy?
13. EM waves with the highest frequency? Lowest?
14. Distinguish between a continuous vs line spectrum
15. An electron is always fixed at its ground state (lowest energy level in an atom). True
or False?
16. How do emission spectra work?
17. What is the relationship between energy level transition and wavelength of the
photon/light emitted?
18. Name + provide a brief description of the serieses
19. Order the atomic energy levels/sublevels
20. Name the ‘special’ elements w regards to their electron configuration
21. What is the rule regarding 4s and 3d orbitals?