Classification of Matter

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Across
  1. 2. Is a solid's volume definite?
  2. 3. a part or step in a process
  3. 7. what does the symbol of an element stand for?
  4. 10. molecules composed of only two atoms
  5. 12. This is not liquid or fluid
  6. 14. What does Au stand for?
  7. 15. matter which has a specific composition and specific properties
  8. 17. a chemical element (as boron, carbon, or nitrogen) that lacks the characteristics of a metal
  9. 19. of the same or a similar kind or nature
  10. 20. short representation of a chemical element
  11. 21. basic unit of a chemical element
  12. 22. having no definite or clear shape or form
  13. 24. Any substance that has a uniform and unchanging composition is considered to be pure
  14. 25. he substance of which a physical object is composed
  15. 26. positively charged ion
  16. 27. what represents name of an element?
Down
  1. 1. A group of interacting, interrelated, or interdependent elements forming a complex whole,
  2. 4. number of atoms in a molecule
  3. 5. consisting of dissimilar or diverse ingredients or constituents : mixed
  4. 6. a substance that usually has a shiny appearance, is a good conductor of electricity and heat, and is usually capable of being shaped
  5. 8. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid
  6. 9. substance formed when two or more chemical elements are chemically bonded together
  7. 11. rule expressed in symbols
  8. 13. state of matter that doesn't have a defined volume nor shape
  9. 16. the smallest physical unit of an element or compound
  10. 18. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons
  11. 21. negatively charged ion
  12. 23. a chemical element with properties intermediate between those of typical metals and nonmetals