Periodic Trend

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Across
  1. 1. This orbital follows the 4s orbital.
  2. 3. Beryllium, Calcium, Radium, Barium are all ______ earth metals.
  3. 7. Shiny
  4. 8. Elements in the top right portion of the periodic table have high ______. They don't want to lose electrons.
  5. 9. Tendency to attract an electron
  6. 10. Increases as you move down a group and left across a period
  7. 14. Malleable, lustrous, and dense
  8. 16. Halogens have a total of 7
  9. 17. Can hold 2 electrons. Closest to nucleus
  10. 18. Have a filled valence shell and are generally unreactive
  11. 21. In the plum pudding model, the body of the atom was believed to be _____
Down
  1. 2. Developed what is known as 'The bowling ball model' of the atom
  2. 4. AKA semimetals
  3. 5. Atoms with low electronegativity, such as metals, tend to form
  4. 6. Elements in this atomic family tend to form ions with a 1+ charge
  5. 11. The _____ metals are the short portion of the periodic table that make up the d block
  6. 12. Neutral Francium has this many FILLED electron shells
  7. 13. Brittle, dull, poor conductors
  8. 15. Ba 2+ has 54 total
  9. 19. First element to have a d-orbital
  10. 20. The bigger the atomic radius, the _____ it is for an atom to lose an electron.