A) I
B) II
C) III
D) IV
Correct Answer
verified
Multiple Choice
A) Isopropyl methyl ether
B) tert-Butyl methyl ether
C) tert-Butyl phenyl ether
D) Methyl phenyl ether
Correct Answer
verified
Multiple Choice
A) 2-Ethyl-2-pentanol
B) 2-Ethyl-3-pentanol
C) 3-Ethyl-3-pentanol
D) 2,2-Diethyl-1-butanol
Correct Answer
verified
Multiple Choice
A) Only I and III
B) Only III and IV
C) Only I,III,and IV
D) I,II,III,and IV
Correct Answer
verified
Multiple Choice
A) 5-Ethylthio-4-isopropylpentane
B) 1-Ethylthio-3-methyl-2-propylbutane
C) 1-Ethylthio-2-isopropylpentane
D) Isooctylthioethane
Correct Answer
verified
Multiple Choice
A) The C-O-C bond angle of an epoxide is 109°,making epoxides to have angle strain.
B) The oxygen atom of an epoxide is sp2 hybridized.
C) The C-O-C bond angle of an epoxide is 120°,making epoxides to have angle strain.
D) The C-O-C bond angle of an epoxide is 60°,making epoxides to have angle strain.
Correct Answer
verified
Multiple Choice
A) HCl
B) H2SO4
C) NaOH
D) TsCl,pyridine
Correct Answer
verified
Multiple Choice
A) (±) -2-Chlorobutane
B) (R) -2-Chlorobutane
C) (S) -2-Chlorobutane
D) trans-2-Butene
Correct Answer
verified
Multiple Choice
A) I
B) II
C) III
D) IV
Correct Answer
verified
Multiple Choice
A) Bromomethane and ethanol
B) Bromoethane and methanol
C) Bromoethane and bromomethane
D) Ethanol and methanol
Correct Answer
verified
Multiple Choice
A) Methyl sec-butyl ether
B) Isobutyl methyl ether
C) sec-Butyl methyl ether
D) Butyl methyl ether
Correct Answer
verified
Multiple Choice
A) 5-Hydroxy-3-methyl-1-pentene
B) 3-Methyl-5-penten-1-ol
C) 3-Methyl-1-penten-5-ol
D) 3-Methyl-4-penten-1-ol
Correct Answer
verified
Multiple Choice
A) A less stable carbocation can rearrange to a more stable carbocation by shift of a hydrogen atom.
B) A less stable carbocation can rearrange to a more stable carbocation by shift of an alkyl group.
C) 1,2-Shifts convert a less stable carbocation to a more stable carbocation.
D) The migrating group in a 1,2-shift moves with one bonding electron.
Correct Answer
verified
Multiple Choice
A) 1,1-Dimethyloxirane
B) 2-Methylpropylane
C) 2-Methylpropylene oxide
D) 2,2-Dimethyloxirane
Correct Answer
verified
Multiple Choice
A) (R) -2-Methylpentanenitrile
B) (S) -2-Methylpentanenitrile
C) (±) -2-Methylpentanenitrile
D) trans-2-Butene
Correct Answer
verified
Multiple Choice
A) (2R,4R) -4-chloro-2-pentanol
B) (2R,4S) -4-chloro-2-pentanol
C) (2S,4R) -4-chloro-2-pentanol
D) (2S,4S) -4-chloro-2-pentanol
Correct Answer
verified
Multiple Choice
A) I
B) II
C) III
D) I and II
Correct Answer
verified
Multiple Choice
A) R-2,2-dimethylcyclohexanol
B) S-2,2-dimethylcyclohexanol
C) R-1,1-dimethyl-2-cyclohexanol
D) S-1,1-dimethyl-2-cyclohexanol
Correct Answer
verified
Multiple Choice
A) Only I
B) Only IV
C) Only III and IV
D) Only I,III,and IV
Correct Answer
verified
Multiple Choice
A) I
B) II
C) III
D) IV
Correct Answer
verified
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