Puzzle

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Across
  1. 1. Substances made of repeating units
  2. 4. Functional group in alcohols
  3. 5. Trihydric alcohol used in cosmetics and medicine
  4. 8. oil Natural fossil fuel formed from ancient organisms
  5. 9. Main petroleum product used as car fuel
  6. 10. Alcohol with two hydroxyl groups
  7. 12. Compounds that decolorize bromine water
  8. 13. A hydrocarbon with a triple bond between carbon atoms
  9. 15. Process of separating crude oil into components
  10. 16. Alcohol found in alcoholic beverages
  11. 17. A saturated hydrocarbon with the general formula CnH2n+2
  12. 18. General formula of alkenes
Down
  1. 1. Polymer used to make plastic bags
  2. 2. Simplest alcohol used as fuel
  3. 3. Process of forming polymers
  4. 6. Petroleum product used in heating and heavy transport
  5. 7. Thick leftover from oil distillation
  6. 8. Natural polymer found in wood
  7. 11. Synthetic polymer used for bottles
  8. 14. The first member of the alkene series