Aidan blake

12345678910111213141516171819202122
Across
  1. 2. diagrams that represent the valence electrons
  2. 3. two protons and two neutrons bound together
  3. 7. energies associated with electrons
  4. 8. quantum of light
  5. 10. electron in the outer part of an atom
  6. 13. spectrum of frequencies of electromagnetic radiation
  7. 14. atoms that have an electric charge
  8. 16. vibration occurs that in a electromagnetic wave
  9. 17. ion with a positive charge
  10. 21. gamma rays, X-rays, ultraviolet rays, infrared rays, radio waves, and microwaves
  11. 22. atoms prefer to have eight electrons in the valence shell
Down
  1. 1. the shell where the electron is located
  2. 4. reactants and products in radioactive decay
  3. 5. created by unstable atoms
  4. 6. A particle that is emitted during radioactive decay
  5. 9. shortest wavelength and highest energy
  6. 11. the configuration of electrons
  7. 12. release of energy from the decay of the nuclei
  8. 15. smallest amount of something that you can have
  9. 18. lowest state of energy
  10. 19. ion with a negative charge
  11. 20. the length of a wave