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1

Amines are?
A)sp3 hybridized nitrogen compounds.
B)weak bases.
C)nucleophilic.
D)have a pyramidal arrangement of bonds.
E)all of the above.
2

Amines are polar compounds with?
A)higher boiling points than corresponding alcohols.
B)lower boiling points than corresponding alcohols.
C)have stronger hydrogen bonds than corresponding alcohols.
D)have weaker hydrogen bonds than corresponding alcohols.
E)A and C.
F)A and D.
G)B and C.
H)B and D.
3

Which statement about the basicity of amines is false?
A)amines are weak bases.
B)amines as a class are the strongest bases for neutral organic molecules.
C)alkylamines are stronger bases than ammonia.
D)arylamines are stronger bases than ammonia.
E)electron-withdrawing groups on an arylamine make it a weaker base.
4

Quartenary alkyl ammonium salts are used as?
A)weak bases.
B)sources of halide anions.
C)phase-transfer catalysts.
D)sources of alkyl groups.
E)a reducing agent.
5

Amines can be prepared using ammonia and ____?
A)alkyl halides.
B)acids.
C)esters.
D)nitriles.
E)aldehydes.
6

The Gabriel synthesis?
A)is a method to generate 1o nitriles.
B)is a method to generate 1o acids.
C)is a method to generate 1o esters.
D)is a method to generate 1o alkylamines.
E)is a method to generate 1o aldehydes.
7

Alkyl azides can be converted to 1o amines by?
A)treating with sodium amide.
B)by treating with conc. sulfuric acid.
C)by reduction.
D)by oxidation.
E)treating with sodium azide.
8

Nitro groups can be converted to 1o amines by all of the following reagents with the exception of?
A)H2, Ni in methanol.
B)Fe, HCl followed by NaOH.
C)Sn, HCl followed by NaOH.
D)H2, Pt in methanol.
E)H2SO4 and heat, followed by NaOH.
9

2o amines can be prepared by mixing a ____ and ____ in H2, Ni in ethanol?
A)aldehyde and 2o amine.
B)aldehyde and 1o amine.
C)aldehyde and 3o amine.
D)ketone and 2o amine.
E)ketone and 3o amine.
10

The most important property or properties of an amine is (are)?
A)basicity.
B)nucleophilicity.
C)electrophilicity.
D)A and B.
E)A and C.
F)B and C.
G)A, B, and C.
11

The Hofmann reaction is?
A)an addition to an amine producing 2o amines.
B)a substitution of an alkyl group of an amine.
C)an elimination from an amine to produce an alkene.
D)an oxidation of the amine to a nitro group.
E)the reduction of an amine to a nitrile group.
12

Aromatic amines are very reactive towards substitution reactions involving the ring and ?
A)the reaction works well with no problems.
B)the reaction works well but the amine group is always oxidized to a nitro group.
C)the reaction works well if the amine group is oxidized to a nitro group first.
D)the reaction works well if the amine group is protected by acylation first.
E)the reaction never works for any reagent.
13

Nitrosation of alkylamines is an important route to?
A)nitrosamines.
B)nitriles.
C)nitro-alkyl compounds.
D)alkyl nitrates.
E)diazonium compounds.
14

Compared to other types of aromatic compounds aryl diazonium salts undergo?
A)electrophilic addition reactions.
B)electrophilic substitution reactions.
C)nucleophilic addition reactions.
D)nucleophilic substitution reactions.
E)nucleophilic conjugate addition reactions.
15

Azo compounds are?
A)products of the reaction of diazonium slats and phenols or anilines.
B)generally two aromatic rings coupled by an azo group (-N=N-).
C)highly colored compounds.
D)the color of the compound can be pH dependent.
E)all of the above.





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