2.1 Chemistry Review

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Across
  1. 2. definite volume and takes the shape of its container
  2. 3. anything that occupies space and has mass
  3. 7. point at which a solid becomes a liquid
  4. 8. form of matter with unique properties that make it different from every other substance
  5. 9. has definite volume and definite shape
  6. 10. does not have definite volume or shape
  7. 11. state of matter in which atoms are partially broken down to form ions
  8. 14. each element has a unique___________
  9. 17. mixture that consists of pure substances that are incompletely mixed
Down
  1. 1. point at which a liquid becomes a gas
  2. 3. substance consisting of two or more pure substances that are physically mixed but not chemically combined
  3. 4. what elements and compounds are
  4. 5. pure substances that are composed of the same kind of matter
  5. 6. smallest particles that make up matter
  6. 12. grouping of symbols that tells what types of atoms compose the compound and the number of each type of atom in one molecule of the compound
  7. 13. energy of motion
  8. 15. can be decomposed by chemical means into simpler substances
  9. 16. groups of two or more atoms that are linked by chemical bonds to form distinct units
  10. 18. copper, gold, helium (for example)