Atomic bonds crossword puzzle

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Across
  1. 3. A group of atoms bonded together
  2. 6. The negatively charged ion that goes last in the bond name
  3. 9. The electrons on the outermost shell of an atom
  4. 11. The positively charged ion that goes first in the bond name
  5. 13. A molecular geometry consisting of two atoms bonded to one
  6. 14. The tendency of an atom to attract electrons is a molecule
  7. 16. Two electrons that don’t get bonded to another atom
  8. 17. The prefix that means ten
  9. 19. The prefix that means one
  10. 20. The rule that says all atoms want to have 8 valence electrons
Down
  1. 1. The last element in all bonds end in these three letters
  2. 2. A molecular geometry consisting of six atoms bonded to one
  3. 4. A molecular geometry consisting of three atoms bonding to one with a lone pair
  4. 5. Elements found on the right side of the periodic table
  5. 7. A molecular geometry consisting of four atoms bonded to one
  6. 8. A bond formed when two or more atoms that transfer atoms to eachother
  7. 10. A type of bond where electrons are not equally shared between two atoms
  8. 12. A molecular geometry consisting of three atoms bonded to one
  9. 15. A bond formed when two nonmetals share electrons
  10. 18. A type of bond where electrons are equally shared between two atoms