Chem 051 - Fundamentals of Chemistry » Winter 2021 » Homework GOB Week 5
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Question #1
Based on the IUPAC name, N,N-dimethylaniline is a secondary amine.
A.
FALSE
B.
TRUE
C.
Question #2
Markovnikov's rule indicates that in the addition of H-X to an alkene, the hydrogen becomes attached to the carbon atom that is already bonded to more hydrogens.
A.
TRUE
B.
FALSE
Question #3
2-butyne can exist as cis- and trans- isomers.
A.
TRUE
B.
FALSE
Question #4
Mercaptan is another name for a thiol.
A.
FALSE
B.
TRUE
Question #5
When naming aldehydes, the aldehyde group is at position number 1.
A.
TRUE
B.
FALSE
Question #6
To prepare a ketone, one should oxidize a secondary alcohol.
A.
TRUE
B.
FALSE
Question #7
1-amino-2-methylpropane is a secondary amine.
A.
FALSE
B.
TRUE
Question #8
In the IUPAC nomenclature system, the name of which of the following would end in "-al"?
A.
an aldehyde
B.
a phenol
C.
an alcohol
D.
an alkane
Question #9
What would be produced as the result of reaction between a carboxylic acid and an alcohol?
A.
alkene
B.
ester
C.
aldehyde
D.
acid anhydride
Question #10
Oxidation of a tertiary alcohol will produce a(n) ____.
A.
aldehyde
B.
ketone
C.
no reaction
D.
carboxylic acid
Question #11
The IUPAC name of the ester formed from butanoic acid and ethanol is
A.
butyl ethanonate.
B.
butyl ethanate.
C.
ethyl proponoate.
D.
ethyl butanoate.
Question #12
Which is a difference between butene and cyclobutene?
A.
The location of the double bond is terminal in cyclobutene, but between interior carbons in butene.
B.
Cyclobutene has 2 double bonds, butene does not.
C.
They are isomers.
D.
Cyclobutene is missing more hydrogens than is butene.
Question #13
Reacting an amine with HCl will produce?
A.
an amide plus HCl
B.
an ammonium ion and OH−
C.
a salt
D.
an amide plus a carboxylic acid
Question #14
Which compound is a secondary amine?
A.
NH2CH2CH3
B.
CH3NHCHO
C.
(CH3)2NCH2CH3
D.
CH2CH(NH2)CH3
Question #15
Which of the following is a condensed structural formula for an aldehyde? (Note: R is used to represent a generic alkyl chain).
A.
RCOOH
B.
RCHO
C.
RCOH
D.
RC(=O)R
Question #16
Which of the following is used to represent an organic acid?
A.
COH
B.
COOH
C.
CHO
D.
COC
Question #17
Which is a characteristic of alkenes and alkynes, but not a characteristic of alkanes?
A.
Alkynes are not flammable, the others are flammable.
B.
Alkanes have only single bonds between carbons.
C.
There is more than one correct response.
D.
Alkenes all have a scent similar to the aromatic compounds, but the alkanes and alkenes have a scent that is extremely sharp.
Question #18
Select the major product that would result from the reaction below. CH3CH2CH=CH2 + HBr → __________
A.
CH3CHBrCH2CH3
B.
CH3(CHBr)2CH3
C.
CH2CH2CH2CH3
D.
CH3CH2CH2CH2Br
Question #19
Reacting an amine with an acid chloride will produce?
A.
an amide plus a carboxylic acid
B.
an amide plus HCl
C.
a salt
D.
an ammonium ion and OH−
Question #20
Thiols create the unpleasant odor associated with a skunk. Which of the general forms below represents a thiol?
A.
R-SH
B.
R-S-R
C.
R-S2-R
D.
R-SH2
Question #21
Dehydration of an alcohol will produce a(n) ______.
A.
carbonyl
B.
alkene
C.
alcohol
D.
ether
Question #22
When a carboxylic acid reacts with alcohol, the organic product is a(n) ____.
A.
ester
B.
acetal
C.
hemiacetal
D.
salt
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