Organic Chemistry

In which of the following is generally true of most organic compounds?
Their bonding is covalent in nature.
In which of the following classes of organic compounds is an oxygen atom bonded to a hydrogen atom?
Alcohols
In which of the following classes of organic compounds is an oxygen atom bonded to a hydrogen atom?
Carboxylic Acids
Which of the following classes of compounds can be categorized as primary, secondary or, tertiary?
Amines
Which of the following is an example of a secondary alcohol?
CH3CHCH3 with an OH coming off from the second carbon.
Which of the following is an example of a primary amine?
ALL OF THESE, CH3NH2; CH3CH2NH2, AND CH3CH2CH2NH2.
Which of the following is an example of a secondary amine?
CH3CH2CH2NHCH3
Which of the following is an example of a carboxylic ester?
CH3COCH3 with an oxygen double bond coming off from the second carbon
Of the four alcohols with molecular formula C4H10-O; how many are primary alcohols?
Two
Which of the following functional groups does not contain a carbonyl group?
a. ester b. alcohol c. aldehyde d. keytone
Compounds which contain only carbon-carbon single bonds are classified as which of the following?
Alkanes
Compounds which contain a carbon-carbon double bond are classified as which of the following?
Alkenes
Compounds which contain a carbon-carbon triple bond are classified as which of the following?
Alkynes
What is the name given to a -CH2- group?
Methylene
Dodecane is a 12 carbon alkane. How many hydrogen atoms are in dodecane?
26
Which of the following compounds are constitutional isomers?
All of them.
Which of the following are representations of the same molecule?
?
Which of the following is(are) constitutional isomer(s) of hexane, CH3(CH2)4CH3?
CH3CCH2CH3 with 2 CH3’s coming off from the second carbon.
Given the compounds 2,3-dimethylpentane, 3-ethylpentane and 3-methylhexane, which are constitutional isomers of one another?
All of these, 2,3-dimethylpentane and 3-ethylpentane, 2,3-dimethylpentane and 3-methylhexane, and 3-ethylpentane and 3-methylhexane.
Which of the following is a correct IUPAC name? 1-methylpentane, 2-ethylpentane, or 3-ethylpentane
3-ethylpentane
Which of the following is the correct line-angle structure for 3-ethylheptane?
?
The production of chloromethane by the reaciton of methane gas with chlorine gas is an example of which type of reaction?
Substitution
Given an alkane, an alkene, and an alkyne, each of which contains two carbon atoms, which compound will contain the fewest hydrogen atoms?
The alkyne
Which of the following is true in the IUPAC system for naming alkenes?
The alkene is named based on the longest carbon chain which contains the double bond.
Which of the following is not a correct IUPAC name for an alkene?
?
What is the correct IUPAC name for the following compound?
2,3-dimethyl-2-hexene
Which of the following is the most characteristic reaction of alkenes?
a. addition, b. oxidation, c. reduction d. substitution
Which of the listed products will be formed in the following reaction?
Copy from paper
What product is obtained by the hydrobromination of 2-methyl-1-pentene?
2-bromo-2-methylpentane
What type of alcohol is formed by the hydration of 1-butene?
a. primary, b. secondary, c. tertiary, d. none of these, the product is not an alcohol.
Which alcohol is formed by the hydration of 2-methyl-2-pentene?
Copy from paper
Which product is formed by the chlorination of 2-methyl-1-butene?
1,2-dichloro-2-methylbutane
On what basis was the name aromatic originally given to compounds?
Their odors were considered to be pleasant.
Which of the following compounds is aniline?
An OH coming off from a benzene ring.
What is an acceptable name of CH2CH3 on top of the benzene ring and CH2CH3 on the third carbon?
m-diethylbenzene
What is the IUPAC name for the following compound. Br on the first carbon, NH2 on the third carbon, and Cl on the 4th carbon of a benzene ring?
5-bromo-2-chloroaniline
Which of the following structures represents 2,4,6-tribromophenol?
OH on top, Br on carbon 2, Br on carbon 4, and Br on carbon 6 of a benzene ring.
Which of the following structures represents m-nitrobenzoic acid?
?
Which aromatic ring substitution reaction is used in the preparation of synthetic detergents?
Sulfonation
In a phenol, which group is the substituent on the benzene ring?
Hydroxyl
What organic product is formed when benzene reacts with nitric acid in the presence of concentrated sulfuric acid?
?
Which of the following compounds is found in peppers?
Capsaicin
Which of the following is the correct IUPAC name of CH3CH2CH2 on carbon 1 and OH on carbon 2 of a benzene ring?
2-propyl-1-hydroxybenzene
Which of the following elements is present in thiols but not in alcohols?
a. C, b. O, C. P, d. S
What is the IUPAC name of the following compound?
?
What is the IUPAC name of CH3CH2CH2CHCH3 with an OH coming off from the 4th carbon from the left?
2-pentanol
What is the IUPAC name of CH3CHCH2CHCH3 with a CH3CH2 coming off from the 2nd carbon and an OH coming off from the 4th carbon?
4-methyl-2-hexanol
Which of the following is true about the polarities of the C-O and O-H bonds?
?
Which of the following classes of compounds react with sodium hydroxide to give a water-soluble salt?
?
Which of the following alcohols will undergo acid-catalyzed dehydration most easily?
?
Which of the following is the major product obtained from the dehydration of 2,3-dimethyl-3-pentanol?
?
If experimental conditions are carefully controlled, aldehydes can be obtained by the oxidation of which of the following?
?
Keytones can be obtained by the oxidation of which of the following?
?
Which type of functional group has a phenol backbone?
A compound that contains a hydroxyl group bonded to a benzene ring.
What is Thymol and Vanillin good for?
They are important constituents of thyme and vanilla beans, respectively.
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