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