Organic Chem 2

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Author:
DianaKarlova
ID:
282122
Filename:
Organic Chem 2
Updated:
2014-09-04 21:10:49
Tags:
Reveiw
Folders:
Organic Chemistry
Description:
Chapters 1-11
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  1. Ionic Bond
    A bond is formed through the attraction of two atoms with opposite charge.
  2. Covalent Bond
    A bond that is formed through the sharing of electrons.
  3. Electronegetivity of: Carbon
    2.5
  4. Electronegetivity of: Nitrogen
    3.0
  5. Electronegetivity of: Oxygen
    3.5
  6. Electronegetivity of: Fluorene
    4.0
  7. Electronegetivity of: Hydrogen
    2.2
  8. Electronegetivity of: Boron
    2.0
  9. Which is more a basic or acidic, a positive or a negative partial charge?
    A negative charge is more basic, and a positive charge is more acidic.
  10. sp3 characteristics
    Tetrahedral (109.5 degrees)
  11. sp2 characteristics
    Trigonal Planar (120 degrees) and stronger
  12. sp characteristics
    Liner (180 degrees) strongest
  13. Octet rule apply mainly to which molecules?
    C, N, O
  14. Bronsted Lowry vs. Lewis
    Acid and Base
    • Bronsted Lowry
    • Acid: donates a proton
    • Base: accepts a proton
    • Lewis
    • Acid: accepts an electron
    • Base: donates an electron
  15. Define pH
    The measure of acidity of an aqueous solution. ( -log[H3O+] )
  16. define pKa
    • Acidity of a molecule.
    • -the lower it is, the more acidic it is
    • -the higher it is the more basic it is
  17. pKa HCl
    -7
  18. pKa HBr
    -9
  19. pKa HI
    -10
  20. pKa H3O+
    -1.7
  21. pKa H2O
    15.7
  22. pKa R-OH
    16
  23. pKa Carboxylic Acid
    • (R-C that is connected to a double bond Oxygen and an OH)
    • 5
  24. pKa R-NH2
    40
  25. pKa NH3
    36
  26. R-N+H3
    10
  27. pKa R-HSO3
    -2
  28. Which direction does the reaction go towards?
    Strong acid to a weak acid
  29. How do you determine the stability of a conjugate base?
    The more the resonance structures.

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