Chapter 3
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Which of the following is a tertiary amine?
Answer: E
There are 8 isomers that have the molecular formula C5H11Br. How many of these are tertiary alkyl bromides? A) 0 B) 1 C) 2 D) 3 E) 8
Answer: B
Which of the following is sec-butyl alcohol? A) CH3CH2CH2CH2OH B) CH3CH(OH)CH2CH3 C) (CH3)2CHCH2OH D) (CH3)2CHOH E) (CH3)2CHOCH3
Answer: B
Identify the number of tertiary carbons in the following structure. A) 2 B) 3 C) 4 D) 5 E) 6
Answer: B
What is the common name for the following structure? A) isobutane B) isopropylmethane C) t-Butane D) n-Butane E) sec-Butane
Answer: A
Give the IUPAC name for the following structure. A) 2-methyl-3-ethylheptane B) 3-ethyl-2-methylheptane C) 5-Isopropyloctane D) 4-Isopropyloctane E) 2-methyl-3-propylheptane
Answer: D
There is something wrong with the following name. Write the structure and correct the name: 2-ethylpropane.
Give structures for the three isomers with molecular formula C5H12 and provide the common name of each.
Provide an acceptable name for the alkane shown below. CH3CH2CH2CH2CH2CH3
Answer: hexane or n-hexane
Provide an acceptable name for the alkane shown below.
Answer: 2,5-dimethylheptane
Provide an acceptable name for the alkane shown below.
Answer: 5-sec-butyl-2,2-dimethylnonane or 2,2-dimethyl-5-(1-methylpropyl) nonane
Provide an acceptable name for the alkane shown below.
Answer: 4-isopropyldecane or 4-(1-methlyethyl) decane
Provide an acceptable name for the alkane shown below.
Answer: 3-ethyl-6-methyl-5-propylnonane
Provide an acceptable name for the alkane shown below.
Answer: 3-ethyl-4, 4-dimethylheptane
Draw an acceptable structure for 4-t-butyloctane.
Draw an acceptable structure for 3-ethyl-3-methylhexane.
Draw an acceptable structure for 4-isopropyl-2-methylheptane.
Draw an acceptable structure for 6-ethyl-2,6, 7-trimethyl-5-propylnonane.
Provide an acceptable name for the alkane shown below.
Answer: 2,2,3,6-tetramethylheptane
Provide an acceptable name for the alkane shown below.
Answer: 6-ethyl-2-methyl-5-propyldecane
Give the systematic name of the alkane shown below.
Answer: 4-ethyl-2,2,7-trimethylnonane
Give the systematic name of the alkane shown below.
Answer: 3-ethyl-4-isopropyloctane
Name the compound. A) 2-ethyl-3-propylpentane B) 2,3-diethylhexane C) 4-ethyl-5-methylheptane D) 4-methyl-3-ethylheptane E) 4-ethyl-3-methylheptane
Answer: E
Provide an acceptable name for the compound shown below.
Answer: 3,3,5-trimethylheptane