Substituted Hydrocarbons and Their Reaction
Practice Test
1.
What is the principle use of alkanes?
a.
as fuels
b.
as antiseptics
c.
as flavorings
d.
as polar solvents
2.
How do structural isomers differ from stereoisomers?
a.
Structural isomers have different formulas; stereoisomers have the same formula.
b.
Stereoisomers have different chemical and physical properties; structural isomers have the same chemical and physical propeties.
c.
Structural isomers' atoms are bonded in different orders; stereoisomers' atoms are bonded in the same order.
d.
Structural isomers' atoms are bonded in the same order; stereoisomers' atoms are bonded in different orders.
3.
The formation of an alkene from an alkane is known as a(n) _____________ reaction.
a.
halogenation
b.
elimination
c.
condensation
d.
addition
4.
Organic compounds that are composed of carbon chains are referred to by a special name. What kind of compounds are these?
a.
aromatic compounds
b.
alkalinic compounds
c.
aliphatic compounds
d.
allylic compounds
5.
What is the identifying structural feature of alkenes?
a.
single bonds
b.
attachment of a halogen
c.
triple bond
d.
double bond
6.
What is the difference between an aldehyde and a ketone?
a.
Aldehydes have carboxyl groups; ketones have carbonyl groups.
b.
Aldehydes have carbonyl groups at the end of a carbon chain; ketones have carbonyl groups within carbon chains.
c.
Aldehydes have carboxyl groups at the end of a carbon chain; ketones have carboxyl groups within carbon chains.
d.
Aldehydes have carbonyl groups; ketones have carboxyl groups.
7.
A reaction of an alkyl halide with ammonia will produce an ____________.
a.
alcohol
b.
alkene
c.
alkane
d.
amine
8.
What organic compound is characterized by the presence of a triple bond?
a.
alkyl halide
b.
alkane
c.
alkene
d.
alkyne
9.
The branch of chemistry that is devoted to the study of carbon compounds is _________.
a.
analytical chemistry
b.
inorganic chemistry
c.
physical chemistry
d.
organic chemistry
10.
The side chain on an alkane that appears to replace a hydrogen on the straight chain is a _________________.
a.
cross-linked chain
b.
parent chain
c.
substituent chain
d.
longest chain
11.
The smallest cycloalkane has __________ carbon atoms.
a.
three
b.
one
c.
two
d.
six
12.
What term is used to describe isomers that have all the atoms bonded in the same order but arranged differently in space?
a.
nonisomers
b.
polymers
c.
structural isomers
d.
stereoisomers
13.
The carbonyl group is a(n) _______________.
a.
oxygen single bonded to another oxygen
b.
carbon triple bonded to an oxygen
c.
carbon single bonded to an oxygen
d.
carbon double bonded to an oxygen
14.
Hydrocarbons with __________ carbon atoms will be collected at the highest point on a fractionating tower.
a.
8
b.
20
c.
12
d.
4
15.
The oxidation of 2用ropanol will produce ______________.
a.
2用ropanol
b.
2用ropanal
c.
2用ropanoic acid
d.
2用ropanone
16.
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.
hydrocarbonation
d.
hydroxylation
17.
The general formula for an amine is __________.
a.
RNH
2
b.
RX
c.
ROH
d.
ROR'
18.
An organic compound that contains an oxygen atom bonded to two carbon atoms is a(n) ______________.
a.
ether
b.
alkane
c.
carboxylic acid
d.
alcohol
19.
What is the product of the addition polymerization of ethene?
a.
Kevlar
b.
PVC
c.
nylon
d.
polyethylene
