Chemistry

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Across
  1. 3. detailed examination of the elements or structure of something
  2. 7. small adjustable gas burner used in laboratories
  3. 10. accompanied by the release of heat
  4. 12. element symbol K
  5. 14. element symbol Na
Down
  1. 1. element symbol Zn
  2. 2. used to hold small amounts of material for laboratory testing or experiments.
  3. 4. accompanied by or requiring the absorption of heat
  4. 5. element symbol Co
  5. 6. the degree or intensity of heat present in a substance or object
  6. 8. the branch of science that deals with the identification of the substances of which matter is composed
  7. 9. the basic unit of a chemical element
  8. 11. element symbol Au
  9. 13. element symbol Fe