Chemistry and its branches

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Across
  1. 3. not mixed with anything else
  2. 4. the smallest particle of an element
  3. 5. chemistry of compounds of carbon
  4. 6. the medium in which some substances are dissolved
  5. 8. chemical unit that can't be broken down
  6. 9. the process by which elements react to form new compounds
Down
  1. 1. chemistry of molecular structures and its relation to the properties of substances
  2. 2. science of living organisms and vital processes
  3. 6. the substance dissolved in the solvent
  4. 7. a class of mixtures in which individual molecules of substaces are distributed