The Electron

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Across
  1. 4. Electron configuration 1s22s22p63s23p64s1.
  2. 5. Described energy levels as circular orbitals.
  3. 8. First shell has a single, ____________, that holds two electrons.
  4. 9. Produced only at certain energy levels.
  5. 10. The desire to have 8 electrons in outer shell.
  6. 12. Developed a mathematical model assuming electrons to be standing waves.
  7. 14. The second shell is larger and holds an s-orbital (2 electrons ) and three ________________, (6 electrons).
  8. 15. Electron configuration 1s22s22p5.
  9. 16. Chemist and activist who first theorized the periodicity of elements by comparing them to musical scales.
  10. 18. Energy given off by electrons in tiny packets.
Down
  1. 1. Condensed way of showing where all the electrons are located in an atom.
  2. 2. Two atoms with the same number of electrons.
  3. 3. The energy required to remove an electron and form a positive ion.
  4. 6. Electron configuration 1s22s22p1.
  5. 7. Electrons behave more like ____________ than particles.
  6. 11. The energy released when adding an electron to form a negative ion.
  7. 13. Hold 10 electrons.
  8. 17. Electron configuration 1s1.