Question 1

Which of the following best defines an organic compound?

Accepted Answer

A compound that contains carbon and hydrogen, often with other elements such as oxygen, nitrogen, or sulfur.

Question 2

Given the following two compounds, which would have the higher boiling point and why? $$ \mathrm{CH_3CH_2OH}  ($$ethanol) vs. $$ \mathrm{CH_3OCH_3}  ($$dimethyl ether)

Accepted Answer

Ethanol, because it can form hydrogen bonds.

Question 3

Which of the following is a correct condensed structural formula for propane?

Accepted Answer

$$\mathrm{CH_3CH_2CH_3}$$

Question 4

Which of the following statements about alkanes is TRUE?

Accepted Answer

Alkanes are saturated hydrocarbons containing only single bonds.

Question 5

What is the product of the hydrogenation of 1-butene ($$\mathrm{CH_2$=CHCH_2CH_3}$$)?

Accepted Answer

$$\mathrm{CH_3CH_2CH_2CH_3}$$

Question 6

Which of the following is a secondary alcohol?

Accepted Answer

$$\mathrm{CH_3CHOHCH_3}$$

Question 7

Which of the following reactions converts an alkene to an alcohol?

Accepted Answer

Hydration

Question 8

Which of the following statements about phenol is correct?

Accepted Answer

Phenol is an aromatic compound with a hydroxyl group attached to a benzene ring.

Question 9

What is the major product when 2-propanol ($$\mathrm{CH_3CHOHCH_3}) is $$oxidized?

Accepted Answer

Acetone ($$\mathrm{CH_3COCH_3})$$

Question 10

Which of the following is a correct IUPAC name for the compound $$\mathrm{CH_3CH_2CH_2OH}$$?

Accepted Answer

1-Propanol

Question 11

Which of the following statements about ethers is TRUE?

Accepted Answer

Ethers have an oxygen atom bonded to two alkyl or aryl groups.

Question 12

Which of the following is the correct formula for a tertiary alcohol?

Accepted Answer

$$\mathrm{(CH_3$)_3COH}$$

Question 13

Which of the following best describes the dehydration of an alcohol?

Accepted Answer

An alcohol loses a water molecule to form an alkene.

Question 14

Which of the following is a correct statement about the oxidation of primary alcohols?

Accepted Answer

Primary alcohols are oxidized to aldehydes, which can further oxidize to carboxylic acids.

Question 15

Which of the following is a catalyst commonly used in the hydration of alkenes?

Accepted Answer

Acid (such as $$\mathrm{H_2SO_4})$$

Question 16

Which of the following is the correct classification for the alcohol in $$\mathrm{CH_3CH_2CH_2OH}$$?

Accepted Answer

Primary alcohol

Question 17

Which of the following is a correct statement about the solubility of alcohols in water?

Accepted Answer

Alcohols with shorter carbon chains are more soluble in water due to hydrogen bonding.

Question 18

Which of the following is the correct product of the dehydration of 2-butanol ($$\mathrm{CH_3CH(OH)CH_2CH_3}$$)?

Accepted Answer

$$\mathrm{CH_3CH=$$CHCH_3$$} (2-$$butene)

Question 19

Which of the following is a correct statement about the physical properties of ethers?

Accepted Answer

Ethers generally have lower boiling points than alcohols of similar molecular weight.

Question 20

Which of the following is the correct IUPAC name for the compound $$\mathrm{CH_3OCH_2CH_3}$$?

Accepted Answer

Methoxyethane

CHM 105 Exam 1 Study Guide: Organic Chemistry Fundamentals, Alkanes, Alkenes, Alcohols, Phenols, Thiols, and Ethers

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