Deck 7: Functional Groups: Adding Function to the Framework of Life

Question 1

The carbonyl group appears in which of the following organic compounds? Select all that apply.

A) Alcohols
B) Aldehydes
C) Carboxylic acids
D) Ethers
E) Alkanes

Answer 1

B,C

Question 2

Rank the following compounds in order of water-solubility, with 1 being the most soluble, and 4 being the least soluble.

Answer 2

a. Alcohols = 2
b. Alkanes = 4
c. Carboxylic acids = 1
d. Ethers = 3

Question 3

Rank the following alcohols in order of solubility, with 1 being the most soluble and 4 being the least soluble.

Answer 3

a. Hexanol = 3
b. Octanol = 4
c. Ethanol = 2
d. Methanol = 1

Question 4

Which functional group is involved in the formation of disulfide bridges?

A) The amino group
B) The thiol group
C) The carbonyl group
D) The hydroxyl group
E) The alkoxy group

Question 5

Match the structural formula to the family of amines to which it belongs.
-Tertiary amine

A)
B)
C)

Question 6

Match the structural formula to the family of amines to which it belongs.
-Secondary amine

A)
B)
C)

Question 7

Match the structural formula to the family of amines to which it belongs.
-Primary amine

A)
B)
C)

Question 8

Match the following structural formulae of functional groups to their correct names.
-Carbonyl

A)
B)
C)
D)
E)
F)
G)

Question 9

Match the following structural formulae of functional groups to their correct names.
-Ester

A)
B)
C)
D)
E)
F)
G)

Question 10

Match the following structural formulae of functional groups to their correct names.
-Ether

A)
B)
C)
D)
E)
F)
G)

Question 11

Match the following structural formulae of functional groups to their correct names.
-Amino

A)
B)
C)
D)
E)
F)
G)

Question 12

Match the following structural formulae of functional groups to their correct names.
-Thiol

A)
B)
C)
D)
E)
F)
G)

Question 13

Match the following structural formulae of functional groups to their correct names.
-Aldehyde

A)
B)
C)
D)
E)
F)
G)

Question 14

Match the following structural formulae of functional groups to their correct names.
-Ketone

A)
B)
C)
D)
E)
F)
G)

Question 15

The amide group comprises which two functional groups?

A) Amino and hydroxyl
B) Amino and alkoxy
C) Amino and carbonyl
D) Carbonyl and hydroxyl
E) Amino and thiol

Question 16

Rank the following organic compounds in order of melting and boiling point, with 1 having the highest melting and boiling points, and 4 having the lowest.

Question 17

Aldehydes can be represented by which of the following generic formulae?

A) RCO₂H
B) ROH
C) RCOR'
D) ROR'
E) RCHO

Question 18

Esters can be formed from the reaction of which of the following pairs of compounds?

A) Aldehydes and ketones
B) Alcohols and aldehydes
C) Alcohols and alkanes
D) Alcohols and carboxylic acids
E) Aldehydes and carboxylic acids

Question 19

What is the name of this compound?

A) Pentyl ethanoate
B) Hexanoic acid
C) Hexanal
D) Hexanone
E) Hexane

Question 20

Which of the following structural formulae is the ester propyl ethanoate?

A)
B)
C)
D)
E)

Question 21

This compound belongs to which family of organic compounds?

A) Ketones
B) Aldehydes
C) Alcohols
D) Esters
E) Ethers

Question 22

Acetic acid is the common (or 'trivial') name for which of the following carboxylic acids?

A) Methanoic acid
B) Ethanoic acid
C) Propanoic acid
D) Butanoic acid
E) Pentanoic acid

Question 23

Formaldehyde is the common (or 'trivial') name for which of the following compounds?

A) Ethanal
B) Methanone
C) Methanal
D) Ethanol
E) Methanoic acid

Question 24

Match the following structural formulae with their correct names.
-Propanamide

A)
B)
C)
D)
E)

Question 25

Match the following structural formulae with their correct names.
-Propanethiol

A)
B)
C)
D)
E)

Question 26

Match the following structural formulae with their correct names.
-Chloropropane

A)
B)
C)
D)
E)

Question 27

Match the following structural formulae with their correct names.
-Propanone

A)
B)
C)
D)
E)

Question 28

Match the following structural formulae with their correct names.
-Propanal

A)
B)
C)
D)
E)

Question 29

What is the name of the compound represented by the structural formula CH₃CH₂OCH₂CH₂CH₃?

A) Propanone
B) Propoxyethane
C) Ethoxypropane
D) Pentanol
E) Butanoic acid

Question 30

Ethers can act as both hydrogen bond donors and hydrogen bond acceptors.

Question 31

Compounds fitting which of the following descriptions may be water-soluble? Please select all that apply.

A) and a hydrogen bond acceptor.
B) Neither a hydrogen bond donor nor a hydrogen bond acceptor.
C) A hydrogen bond donor only
D) A hydrogen bond acceptor only

Question 32

Which of the following statements concerning organic compounds is false?

A) Compounds carrying the same functional group exhibit similar chemical and physical properties.
B) Compounds carrying the same functional group must have the same carbon framework.
C) As an alkyl group increases in size, it decreases the solubility of the compound of which it is part.
D) A functional group typically increases the melting and boiling points of the compound of which it is part.
E) A functional group typically increases the solubility of the compound of which it is part.