Chemistry Chapters 1-9 General Review

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Across
  1. 5. the bonding geometry of acetone (CH2O)
  2. 6. mass per unit volume of a substance
  3. 8. type of reaction seen in Zn + 2HCl ---> H2 + ZnCl2
  4. 11. the simplest repeating pattern in a crystal
  5. 15. the category for the elements boron, silicon, and germanium
  6. 16. a type of solid whose particles arrange in regular, repeating 3-D patterns
  7. 22. category for the elements Mg, Ca, and Ba
  8. 23. chemical formula expressing the simplest ratio of atoms in a compound
  9. 24. the energy associated with an object's motion
  10. 25. atoms of the same element whose masses differ
Down
  1. 1. name for PCl5
  2. 2. the type of molecule that forms when polar bonds are arranged symmetrically around a central atom
  3. 3. the subatomic particle of an atom whose charge is negative
  4. 4. the law of thermodynamics that relates change in internal energy to heat and work
  5. 7. the theoretical gas that obeys the assumptions made by kinetic theory
  6. 9. the category for the elements fluorine, bromine, and iodine
  7. 10. name for Na2SO4
  8. 12. the theory that suggests light is electromagnetic waves traveling as bundles or packets of energy
  9. 13. bonding situation in which electrons are shared by more than two atoms
  10. 14. describes how strongly an atom in a compound holds onto its electrons
  11. 17. 300 million meters per second in a vacuum
  12. 18. according to the 2nd law of thermodynamics this quantity is always increasing
  13. 19. the bonding geometry of hydrogen selenide (H2Se)
  14. 20. the cubic arrangement of atoms with the closest packing of atoms
  15. 21. the outermost electrons in an atom; involved in chemical bonding