Logan

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Across
  1. 3. Diagram that represents valence electrons
  2. 7. The shell or orbital in which the electron is located relative to the atom's nucleus
  3. 9. Energy that comes from a source and travels at the speed of light.
  4. 10. A positively charged ion
  5. 13. The rate at which a wave vibrates
  6. 15. Radiation including visible light, radio waves, gamma rays, and X-rays
  7. 19. The lowest energy state of an atom or other particle
  8. 20. A discrete quantity of energy
  9. 22. The arrangement of electrons in orbitals around the nucleus
Down
  1. 1. Particles consisting of two protons and two neutrons tightly bound together
  2. 2. A spectrum of the electromagnetic radiation emitted by a source
  3. 4. Emitting Radiation Spontaneously
  4. 5. The tendency of atoms to prefer to have eight electrons in the valence shell
  5. 6. A fast-moving electron emitted by radioactive decay of substances
  6. 8. A particle representing a quantum of light or other electromagnetic radiation
  7. 11. Represents the reactants and products in radioactive decay, nuclear fission, or nuclear fusion
  8. 12. Electromagnetic radiation with the highest frequency
  9. 14. The distance from one crest or trough to another
  10. 16. An atom or molecule with a net electric charge
  11. 17. An energy level defined by quantum theory
  12. 18. The electrons in the outermost shell
  13. 21. A negatively charged ion