CROSSWORD PUZZLE FOR ALCOHOLS, THIOLS AND ETHERS

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Across
  1. 4. class of organic compounds that contain an oxygen between two alkyl groups
  2. 5. reaction in which the functional group of one chemical compound is substituted by another group
  3. 6. group of atoms with characteristic chemical behavior
  4. 10. difference in arrangement of electrons for benzene structures
  5. 12. unsymmetrical addition reaction that refers to the addition of water
  6. 15. class of organic chemical compounds containing a sulfur atom in place of the oxygen atom
  7. 18. double bond between carbon atoms
  8. 21. triple bond between carbon atoms
  9. 22. type of bond polarity where two elements on right side (both nonmetals) of periodic table
  10. 25. state of an atom with four electrons available for covalent chemical bonding in its valence
  11. 26. alkanes that contain a ring of three or more carbons
  12. 28. type of geometric diastereomer that has the functional group at the same side of double bonds
Down
  1. 1. covalent bonds occur between two?
  2. 2. an atom or group of atoms attached to a chain (or ring) of carbon atoms
  3. 3. for an element to become stable, it must have eight electrons
  4. 7. type of geometric diastereomer that has functional groups on opposite sides of double bonds
  5. 8. for an element to become stable, it must have eight electrons
  6. 9. type of chemical reaction where atoms or groups of atoms are added to each carbon atom of multiple bonds
  7. 10. type of reaction wherein the carbon skeleton of a molecule is rearranged to give a structural isomer of the original molecule.
  8. 11. type of organic compound whose molecules contain a benzene ring
  9. 13. organic compound with a hydroxyl (OH) functional group on an aliphatic carbon atom
  10. 14. molecules with the same molecular formula but have different structures
  11. 16. type of chemistry that studies the compounds of carbon
  12. 17. type of chemical reaction in which a pair of atoms or groups of atoms are removed from a molecule
  13. 19. the distribution of electrical charge over the atoms joined by the bond
  14. 20. single bond between carbon atoms
  15. 23. hydrocarbons having one carbon-carbon double bond and the general formula CnH2n
  16. 24. what is the principle element of organic compounds?
  17. 27. number of electrons carbon has