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Exam I
Chapter 3
24
Organic Chemistry
Undergraduate 3
06/02/2013
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Term
van der Waals def
 Definition
due to interaction of temporary dipoles, in all organic compound
Term
Larger surface area =
 Definition
stronger vdW force
Term
More polarizable =
 Definition
stronger force
Term
dipole- dipole def
 Definition
due to interaction of permanent dipoles, (CH3)2C=0,H2O
Term
H-bonding
 Definition
Covalent bonding of H atom to O,N, or F, H2O
Term
Ion-ion
 Definition
due to interaction of two ions, NaCl, LiF
Term
BP increases as intermolec forces
 Definition
increase
Term
BP increases as surface area
 Definition
increases
Term
BP increases as polarizability
 Definition
increases
Term
MP increases as IF
 Definition
increase
Term
MP increases as symmetry
 Definition
increases
Term
Types of water- soluble compounds
 Definition
Ionic, organic with < 5:1 C:N,O ratio
Term
Types of organic soluble compounds
 Definition
All organic materials
Term
Nucleophiles react with
 Definition
electrophiles
Term
Nucleophilic sites
 Definition
Lone pairs and pi bonds
Term
Electronegative heteroatoms create
 Definition
electrophilic carbon atoms
Term
Increase in branching
 Definition
decrease in vdW
Term
solubility def
 Definition
extent to which a compound dissolves in a liquid
Term
Like dissolves
 Definition
Like
Term
Ionic compounds are soluble in ___ but not ____
 Definition
water but not organic
Term
Nonpolars dissolve in
 Definition
fats
Term
Functional groups create
 Definition
reactive sites
Term
e- rich
 Definition
electrophilic
Term
e- deficient
 Definition
nucleophilic
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