OCHEM FINAL
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102 Terms
Identify the intermolecular force present
LDF
when the electrons in two adjacent atoms occupy positions that make the atoms form temporary dipoles
Identify the intermolecular force present
dipole dipole
electrostatic attractions between polar molecules, where the positive end of one molecule is attracted to the negative end of another
Identify the intermolecular force present
hydrogen bonding
a special type of dipole-dipole attraction between molecules, not a covalent bond to a hydrogen atom
Draw a complete Lewis structure for H2O
Draw a complete Lewis structure for CH2Cl2
what is the formula for formal charge?
# of valence electrons - # of not bonded electrons - ½ # of bonded electrons
what is the formula for degree of unsaturation?
( 2C + 2 - H + N - X ) / 2
Calculate the degrees of unsaturation for CH2NCl
2
identify the functional group
alkane
identify the functional group
alkene
identify the functional group
alkyne
identify the functional group
aromatic ring
identify the functional group
alkyl halide
identify the functional group
primary alcohol
identify the functional group
secondary alcohol
identify the functional group
tertiary alcohol
identify the functional group
ether
identify the functional group
epoxide
identify the functional group
aldehyde
identify the functional group
ketone
identify the functional group
carboxylic acid
identify the functional group
ester
identify the functional group
acid anhydride
identify the functional group
acid chloride
identify the functional group
sulfide
identify the functional group
thiol
identify the functional group
primary amine
identify the functional group
secondary amine
identify the functional group
tertiary amine
Identify the functional group
nitrile
identify the functional group
primary amide
identify the functional group
secondary amide
identify the functional group
tertiary amide
what is a proton donor called
bronsted acid
what is a proton acceptor called
bronsted base
what is an electron pair acceptor called
lewis acid
what is an electron pair donor called
lewis base
what is it called when a species is left after a bronsted acid donates a proton
conjugate base
what is is called when a species is formed when a bronsted base picks up a proton
conjugate acid
draw the planar structure for trans-1-isobutyl-4-methylcyclohexane
draw the most stable conformation of trans-1-isobutyl-4-methylcyclohexane
draw both chair conformations for each and identify the more stable conformer for each
what is a chiral molecule
a molecule that cannot be superimposed on it mirror image
what is an achiral molecule
a molecule that is superimposed on its mirror image
is this molecule chiral or achrial
achrial
is this molecule chiral or achrial
chiral when the center carbons are aligned
when there molecular formula is the same but there it has a non superimposable mirror image, how are they related
enantiomers
true or false: all enantiomers are chiral
TRUE
how many stereocenters does each molecule haveand where
what symmetry elements do achiral molecules have
plane of symmetry and/or center of symmetry
classify each as chiral or achiral
identify all sterocenters and assign absolute confiugurations
name the following alcohol
hexan-2-ol
name the following alcohol
trans-4-isopropylcyclohexan-1-ol
name the following alcohol
hexane-1,6-diol
name the following alcohol
4-ethyl-5-methylcyclohexane-1,2-diol
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alkene rxn
what is the product of this alcohol synthesis
what is the product of this alcohol synthesis
what is the product of this alcohol synthesis
what is the product of this alcohol synthesis
what is the product of this alcohol rxn
what is the product of this alcohol rxn
what is the product of this alcohol rxn
what is the product of this alcohol rxn
what is the product of this acid chloride synthesis
what is the product of this acid chloride rxn
what is the product of this acid chloride rxn
what is the product of this Fischer esterification
what is the product of this transesterification
what is the product of this carboxylic acid synthesis
what is the product of this carboxylic acid synthesis
what is the product of this acetal/ketal rxn
what is the product of this imines formation
what does SN1
3º halides, 1º alcohols, 2º alcohols
what does SN2
methyl halides, 1º halides, 2º halides, methyl alcohols
what does E1
1º alcohols, 2º alcohols, 3º alcohols
what does E2
methyl halides, 1º halides, 2º halides, 3º halides
for halides more nucleophilic nucleophiles do what rxn
SN1 or SN2
for halides more basic nucleophiles such as bulky base, LDA, tBuOK, RO Li/K/Na) do what rxn
E1 or E2
for alcohols rxns with hydrogen halides (HX) do what rxn
SN1 or SN2
for alcohols rxns with conc. H2SO4 do what rxn
E1 or E2
what is the process for a SN1 rxn
RDS
nuclophilic attack on carbocation
if H2O or OH then extra proton transfer step
draw the full curved arrow mechanism for this SN1 rxn
what is the process for a SN2 rxn
nucleophilic backside attack
if chiral carbon give opposite configuration
what is the product for the following SN1 and SN2 halide rxns
what is the product for the following SN1 and SN2 alcohol rxns
what is the product for the following SN1 and SN2 alcohol rxns
what is the product for the following E1 and E2 rxns
what is the product for the following E1 and E2 rxns
fill in the following route map
fill in the following route map
fill in the following route map
give the IUPAC names for each of the following
Note 
Flashcards (27)