Atom, Periodic Table and Bonding Crossword

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Across
  1. 3. Metallic bonding involves electrons _______ around.
  2. 6. The positively charged particle in the atom.
  3. 9. Side of the chart where most nonmetals are located.
  4. 10. Bottom number in the square (2 words).
  5. 13. Group # of least reactive group on chart.
  6. 16. Elements found inside the staircase.
  7. 18. The vertical (up and down) columns on the chart.
  8. 20. Charge of an electron.
  9. 22. The dense central part of the atom.
  10. 23. Covalent bonding only involves these elements.
  11. 24. The horizontal (left to right) rows on the chart.
Down
  1. 1. Example of Covalent compound.
  2. 2. Atoms of the same element with different numbers of neutrons.
  3. 4. Most of the elements make up this category.
  4. 5. Bonding that involves charged atoms.
  5. 7. Top number in the periodic squares. (2 words)
  6. 8. Example of Ionic compound (2 words).
  7. 11. Only nonmetal on the left side of periodic table.
  8. 12. Charge of atom if it loses its valence electrons.
  9. 14. Particles with no charge.
  10. 15. Covalent bonding involves atoms _____ electrons.
  11. 17. Diagram or picture using dots to represent valence electrons (2 words).
  12. 19. Only those electrons in the outermost shell.
  13. 21. What the period (row) number reveals. (2 words)