Chemistry

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Across
  1. 1. It is used to describe the bonding that is obtained by taking combinations of the atomic orbitals.
  2. 3. Energy charge for adding electrons to a neutral atom to form a negative ion.
  3. 7. A measure of the degree of seperation in a molecule.
  4. 8. The minimum amount of energy needed to remove the highest energy electron.
  5. 10. A bond that forms when a half filled orbital fills the same region of space as an orbital on the atom.
  6. 11. General shape of the molecule determined by the position of the nuclei.
  7. 12. A measure of the ability of an atom in a molecule to draw bonding electrons to itself.
  8. 13. What is the steric number for H2O? (draw lewis structure)
  9. 15. Number of atoms + lone pairs bonded.
  10. 16. The size of the atom and increases as you go down in a group and across to the right in a period
Down
  1. 2. What is the molecular geometry of NF3? (draw lewis structure)
  2. 4. How many sigma bonds are there in HCN? (draw lewis structure)
  3. 5. How many valence electrons are there in CO2? (draw lewis structure)
  4. 6. unstable anions
  5. 9. Same chemical formula different structure.
  6. 14. Can draw multiple lewis structures