Section 23.1
Functional Groups
Practice Test
1.
When chlorine is added to an alkane, what name is used to identify that chlorine is present in the molecule?
a.
chloro
b.
Chlorine is never named in organic molecules.
c.
chloride
d.
chlorine
Hint
2.
A reaction of an alkyl halide with ammonia will produce an ____________.
SC.A.1.4.1
a.
alcohol
b.
amine
c.
alkene
d.
alkane
Hint
3.
What is a possible product of a reaction between chloromethane and sodium hydroxide solution?
SC.B.1.4.2
a.
ethanol
b.
ethyl amine
c.
methanal
d.
methanol
Hint
4.
An organic compound that contains a halogen is known as a
n
______________.
a.
hydrocarbon
b.
oxycarbon
c.
alkalicarbon
d.
halocarbon
Hint
5.
An organic compound that contains a halogen bonded to a benzene ring is known as an _________.
a.
aryl halide
b.
alkyl halide
c.
alcohol
d.
alkane
Hint
6.
A reaction of an alkyl halide with a hydroxyl group will produce an ____________.
SC.A.1.4.1
a.
alkene
b.
amine
c.
alcohol
d.
alkane
Hint
7.
The process in which a halogen atom replaces a hydrogen atom of an alkane molecule through substitution is known as ___________.
a.
halogenation
b.
hydrogenation
c.
hydroxylation
d.
hydrocarbonation
Hint
8.
In general, what can you conclude about the boiling points and densities of alkyl halides when compared to the corresponding unsubstituted alkanes?
SC.A.1.4.2
a.
The boiling point of the alkyl halide is lower, and the density of the alkyl halide is lower.
b.
The boiling point of the alkyl halide is higher, and the density of the alkyl halide is higher.
c.
The boiling point of the alkyl halide is higher, and the density of the alkyl halide is lower.
d.
The boiling point of the alkyl halide is lower, and the density of the alkyl halide is higher.
Hint
9.
In a substituted alkane that has a bromine atom and an iodine atom as functional groups, which functional group is named first?
a.
Bromine is the only functional group named.
b.
Iodine is the only functional group named.
c.
Iodine is named before bromine.
d.
Bromine is named before iodine.
Hint
10.
In a molecule of 1
-
fluoropropane, there is one fluorine atom attached to carbon number 1 in the chain. What is fluorine in this molecule?
a.
a functional group
b.
a metal
c.
a dimeric element
d.
an unsaturation
Hint
11.
What is the difference between an alkyl halide and and aryl halide?
a.
An alkyl halide contains a halogen atom bonded to an aliphatic carbon atom; an aryl halide contains a halogen bonded to an aromatic group.
b.
Alkyl halides contain functinal groups; aryl halides do not.
c.
Alkyl halides contain double bonds; aryl halides do not.
d.
An alkyl halide contains a halogen atom bonded to an aromatic group; an aryl halide contains a halogen bonded to an aliphatic carbon atom.
Hint