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WorksheetsChem 351 Test 4
Total questions: 51
Worksheet time: 51mins
Hydrohalogenation is adding a ______ across a π bond.
H and X
H and OH
H and H
OH and OH
Hydration is adding a ______ across a π bond.
H and X
H and H
OH and OH
H and OH
Hydrogenation is adding a ______ across a π bond.
H and X
H and OH
H and H
OH and OH
Halogenation is adding a ______ across a π bond.
H and X
X and X
H and H
OH and OH
Halohydrin formation is adding a ______ across a π bond.
OH and OH
X and X
H and H
X and OH
Dihydroxylation is adding a ______ across a π bond.
OH and OH
H and H
OH and X
X and X
What is the product of this reaction?
HBr in the presence of an Alkene will do ___________ of H and Br.
Markovnikov addition
Anti-Markovnikov addition
Syn Addition
Anti Addition
HBr, ROOR in the presence of an Alkene will do _________ of H and Br.
Markovnikov addition
Anti-Markovnikov addition
Syn addition
Anti addition
H3O+ in the presence of an Alkene will undergo ________ and add OH and H across the π bond. This proceeds via ________.
Markovnikov
SN2
Anti-markovnikov
SN1
more H2ODilute H2SO4 in the presence of an Alkene will undergo ________ and add H and OH across the π bond. This proceed via ______.
Markovnikov addition
SN1
Anti-markovnikov addition
SN2
dilute H2OConcentrated H2SO4 in the presence of an Alkene will undergo ________. This proceed via ______.
Elimination
Substitution
SN1
E1
SN2
An HBr radical in the presence of an Alkene will undergo ________ and add H and Br across the π bond.
Anti-markovnikov
Markovnikov
NaBH4Hg(OAc)2, H3O+ in the presence of an Alkene will undergo ________ and add H and OH across the π bond.
Markovnikov addition
Anti-markovnikov addition
HBr will add ___________ across the π bond.
H
Br
H and Br
None of the answer choices are correct
H3O+ will add ___________ across the π bond.
H
OH
H and OH
H3O+
H3O+ and H
H2O2 , NaOHBH3⋅ THF will add ___________ across the π bond.
BH and H
H
OH
H and OH
BH3
H2O2 , NaOHBH3⋅THF in the presence of an Alkene will undergo ________ and add H and OH across the π bond.
Markovnikov addition
Anti-markovnikov
H2O2 , NaOHBH3⋅ THF in the presence of an Alkene forms 2 chiral centers, it proceeds via ________ and adds H and OH across the π bond.
Markovnikov with syn addition
Anti-markovnikov with syn addition
Markovnikov with anti-addition
Anti-markovnikov with anti-addition
Pt (also Pd or Ni)H2 in the presence of an Alkene will undergo ________ and add H and H across the π bond.
Syn-addition
Anti-addition
PtH2 will add ___________ across the π bond.
H
H and H
Pt
Pt and H
Cl2 in the presence of an Alkene will undergo ________ and add Cl and Cl across the π bond.
Syn-addition
Anti-addition
H2OBr2 in the presence of an Alkene will form a _______ and undergo ________; this adds H2O to the intermediate.
Radical
Bromonium ion
Syn-addition
Anti-addition
RCO3H in the presence of an Alkene will form a(n) _______.
radical
epoxide
carboxylic acid
ketone
RCO3H in the presence of an Alkene will undergo ________ and add OH and OH across the π bond.
Anti-addition
Syn-addition
tBuOOH or NMOOsO4 in the presence of an Alkene will undergo ________ and add OH and OH across the π bond.
Syn-addition
Anti-addition
tBuOOH or NMOOsO4 will add ___________ across the π bond.
H and H
OH and H
OH and OH
OsO4 and H
DMS or H2OZnO3 in the presence of an Alkene will undergo ________ and cleave the π bond.
Oxidation
Reduction
Hydroxylation
Ozonolysis
NH3NaNH2 in the presence of a dihalide will generate an alkyne via ________.
SN1
SN2
E1
E2
PtH2 in the presence of an Alkyne will undergo ________ and add H and H to form an alkane.
Syn-addition
Anti-addition
Lindlars CatalystH2 in the presence of an Alkyne will undergo ________ and add H and H to form a ______ alkene
Syn-addition
Trans
Cis
Anti-addition
NH3Na in the presence of an Alkyne will undergo ________ and add H and H to form a _________ alkene.
Anti-addition
Syn-addition
Cis
trans
HX in the presence of an Alkyne will undergo ________ and add X to form an alkene. This proceeds via ______.
Markovnikov
Anti-markovnikov
SN1
SN2
xs HX in the presence of an Alkyne will undergo ________ and add X and X to form an alkene.
Markovnikov
Anti-Markovnikov
Syn-addition
Anti-addition
HgSO4H2SO4 , H2O in the presence of an asymmetrical Alkyne will yield a mixture of ___________.
Aldehydes
Ketones
Carboxylic acids
Diols
2. H2O2 , NaOH1. Disiamylborane or 9−BBN in the presence of a terminal Alkyne will undergo ________ to produce an ________.
Markovnikov
Anti-Markovnikov
Aldehyde
Ketone
___________ produces a tetra-halide in the presence of an Alkyne.
xs Br2 or Cl2
1 equivalent of Br2 or Cl2
2. H2O1. O3 in the presence of an Alkyne will produce two _________.
ketones
aldehydes
Carboxylic acid
dihalides
_________ produces a di-halide in the presence of an Alkyne
xs Br2 or Cl2
1 equivalent Br2 or Cl2
2. H2O1. O3 in the presence of a terminal Alkyne will produce a _________ and __________.
carboxylic acid
ketone
aldehyde
carbon dioxide
__________ in the presence of an Alkyne will add an R group to the alkyne thus elongating the carbon skeleton.
2. H2O1. O3
2. H3O+1. NaH
2. RX1. NaNH2
2. RX1. HBr
≡ →? ∥
Lindlars CatalystH2
PtH2
NH3Na
≡⟶? |
PtH2
Lindlars CatalystH2
NH3Na
∥ →? |
Lindlars catalystH2
NH3Na
PtH2
Rank the following in increasing acidity
I. RH
II. ROH
III. XH
IV. RNH2
I, II, III, IV
II, IV, I, II
IV,I I, III, II
I, IV, II, III
________ can deprotonate an alcohol.
NaH
NaNH2
Li, Na, or K
NaNH3
HX in the presence of a tertiary alcohol will proceed as __________.
SN1
SN2
E1
E2
SOCl2 or PBr3 in the presence of a primary or secondary alcohol will proceed as __________.
SN1 with stereochemistry
E1 with stereochemistry
E2 with stereochemistry
SN2 with stereochemistry
Δ (heat)concentrated H2SO4 in the presence of a secondary or tertiary alcohol will proceed ________.
E1
SN1
E2
SN2
Δ (heat)concentrated H2SO4 in the presence of a primary alcohol will proceed ________.
SN1
SN2
E1
E2
Dehydration of an alcohol will occur via ______ if the hydroxyl group is tosylated/pronated.
SN1
SN2
E1
E2
