Chemistry Crossword

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Across
  1. 1. the energy required to remove an electron from an atom
  2. 4. the principle which gives the increasing order of energies of atomic orbitals
  3. 5. the principle which states that no more than two electrons can be present in a single orbital
  4. 6. the particle in an atom without any charge
  5. 8. the scientist who created the first periodic table
  6. 10. geometry of CCL4
  7. 11. substance made up of two or more elements in a fixed ratio
  8. 12. the vertical columns of the periodic table
  9. 14. the bond formed involving the sharing of electrons
  10. 15. the horizontal rows of the periodic table
Down
  1. 2. the bond formed involving the donation of electrons
  2. 3. the region around the nucleus where an electron is most likely to be found
  3. 6. the central part of an atom
  4. 7. the negatively charged particle in an atom
  5. 9. the measure of an atom’s ability to attract electrons
  6. 13. the measure of the amount of substance