Electrons and The Periodic Table

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Across
  1. 3. What is the height of the wave from zero to crest?
  2. 8. When an electron loses absorbed energy and falls back to its ground state and emits light.
  3. 9. Typically represents the number of valence electrons in an element.
  4. 10. The name of the elements in group 7A.
  5. 13. These elements share the properties of nonmetals and metals.
  6. 16. This principle states that electrons must occupy the lowest energy level first.
  7. 17. The modern-day Periodic Table is organized by increasing atomic ___.
  8. 18. The most reactive element on The Periodic Table.
  9. 19. The greek word for frequency.
  10. 20. Electrons move and behave like ____.
  11. 21. As wavelength decreases, frequency ____.
Down
  1. 1. Least reactive elements on The Periodic Table.
  2. 2. The ability of an atom to attract electrons from another element.
  3. 4. The greek word for wavelength.
  4. 5. These are good conductors of energy.
  5. 6. How many electrons can each orbital hold?
  6. 7. These elements are usually gases, except sulfur, Phosphorus, and Bromine.
  7. 11. This is a negatively charged, subatomic particle found in all atoms.
  8. 12. These rays have the shortest wavelength.
  9. 14. Published the first version of The Periodic Table.
  10. 15. The number of orbitals block F contains.
  11. 16. On the Aufbau Diagram, electrons are depicted as ___.