Orgo ppt. Pt. 4

Card Set Information

Orgo ppt. Pt. 4
2013-09-09 19:07:49
CHM 201

Show Answers:

  1. How to determine the number of H in a saturated hydrocarbon
    multiply the number of C by two and add two
  2. True or False:
    pi bonds rotate.
    • False:
    • sigma bonds rotate
  3. __ and __, as well as __, will reduce the number of Hydrogens in a line-angle structure
    • = and triple bonds
    • rings
  4. What are the most common rings? %
    • 6- membered rings
    • 90%
  5. Common template for steroids
    6 membered ring fused to 6 membered ring fused to 5 membered ring
  6. When transferring electrons, where does the flow start?
    from electron rich
  7. Most acidic functional group in orgo?
  8. What do we use pKa for?
    Most organic reactions are __
    • to determine whether something is acidic enough
    • equilibrium
  9. Are line angle structures straight?
    • no
    • branched
  10. body temp
    room temp
    • 37 degrees C
    • 23 degrees C
  11. What is NSAID? Pertains to?
    • Nonsteroidal anti-inflammatory drug
    • steroids
  12. Bronsted-Lowry acids and bases
    • acid: donates a proton
    • base: accepts it
  13. BL reactions are __
  14. Lewis deals with the __
    formation of a new bond
  15. Lewis acids and bases
    • acid: accepts a pair of electrons
    • base: donates a pair of electrons
  16. In Lewis reactions, what will change?
  17. What is the broadest definition?
    Lewis; BL is a subsection under it
  18. What does the stronger acid do?
    pushes the reactiona way froms elf
  19. Bases donate in the form of either a __ or __.
    • pi bond
    • lone pair
  20. What is the equilibrium constant?
    concentration of products/ concentration of reactant
  21. Differences in pKa by one unit are really differences by __
  22. __ is more acidic than H3O+
  23. Arrows always go from __ to __.
    base to acid
  24. The more __ possible, the stronger the acid.
  25. When acids react with base, what is formed?
  26. The __ controls the reaction.
    stronger reaction
  27. Which is more acidic, carboxylic acid or alcohol?
    carboxylic acid
  28. Usually, even if there are ten+ hydrogens present, there is __
    only one that will dissolve
  29. When an atom, such as Na+ is found in a reaction, what will it do?
    it is there to counteract any charge, such as the negative for Na+. It will follow that charge
  30. __ helps strengthen acids.
  31. Increase in __ leads to increase in acidity.
  32. Lewis acid
    • electrophile¬†
    • receives a pair of electrons to form a new bond
  33. Lewis base
    • nucleophile
    • donates a pair of electrons to form a new bond