Chem Chap 18 - Flashcards | StudyHippo.com

question

Ethylmethylamine is a tertiary amine T/F

answer

false

question

amines do not ionize in water

answer

false

question

in what form are amine-containing drugs often administered?

answer

ammonium salt

question

The compound CH3CH2NHCH3 is classified as a

answer

secondary amine

question

Crack cocaine is produced by the neutralization and extraction of cocaine from its hydrochloride salt.

answer

true

question

Amides are derivatives of __________ and __________

answer

amines and carboxylic acids

question

The odor of an amine can be neutralized with

answer

acids

question

what relation does the boiling point of an amine have to a similar hydrocarbon?

answer

higher

question

Aminobenzene is properly known as

answer

aniline

question

Heterocyclic amines contain a nitrogen atom in a ring T/F

answer

true

question

What functional group is always found in alkaloids (such as caffeine, nicotine, and digitalis)?

answer

amine

question

what prefix is used to show that a small alkyl group is attached to the nitrogen of aniline and not to the aromatic ring?

answer

N-

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aniline is a(n)

answer

primary aromatic amine

question

amines are

answer

bronsted-lowry acids

question

Neurotransmitters are chemicals that transmit a nerve impulse T/F

answer

true

question

Hydrogen bonds in amines are weaker than those in alcohols. T/F

answer

true

question

Which of the following compounds cannot form hydrogen bonds with water?

answer

CH3CH2CH3

question

Amides having fewer than __________ carbons are generally water soluble.

answer

6

question

Amines act as weak acids by accepting protons from water. T/F

answer

false

question

Pyrimidine derivatives are found in DNA. T/F

answer

true

question

Procaine® and Lidocaine® were developed by modifying the structure of

answer

cocaine

question

The compound CH3CH2NH2 is classified as a

answer

primary amine

question

Amine salts are odorless and usually highly water soluble. t/f

answer

true

question

What kind of amine cannot form intramolecular hydrogen bonds?

answer

tertiary

question

Amine salts are usually liquid at room temperature.

answer

false

question

Cyclic compounds that contain a nitrogen atom are called

answer

heterocyclic compounds

question

With the correct choice of acid, acid hydrolysis of acetamide could produce

answer

acetic acid and ammonium chloride

question

Caffeine is not an alkaloid. t/f

answer

false

question

Aniline is a primary amine. t/f

answer

true

question

Which of the following is NOT an alkaloid?

answer

diethylamine

question

what are alkaloids?

answer

physiologically active nitrogen compounds derived from plants

question

Among the choices below, identify the heterocyclic amine found in DNA.

answer

purine

question

How many alkyl substituents does N-ethyl-N-methylaniline have?

answer

2

question

Physiologically active nitrogen-containing compounds produced by plants are called

answer

alkaloids

question

In what kind of amine is the nitrogen directly bonded to two carbon atoms?

answer

secondary

question

Aniline is the IUPAC approved name for aminobenzene. t/f

answer

true

question

What kind of compound is urea?

answer

amide

question

Amines can form __________ bonds with other molecules.

answer

hydrogen

question

Which of the following compounds is an amine?

answer

(CH3CH2)2NH

question

When ethylamine dissolves in water, a solution of __________ is produced

answer

ethylammonium hydroxide

question

Amines do not form hydrogen bonds. t/f

answer

false

question

Amines contain the element t/f

answer

nitrogen

question

The amine functional group is rarely found in pharmacologically active compounds

answer

false

question

Nicotine, coniine, quinine, atropine, and morphine are all examples of

answer

alkaloids

question

When amides are hydrolyzed in basic solution, the products are an ammonium salt and a carboxylic acid. t/f

answer

false

question

Amines with more than six carbon atoms are soluble in water. t/f

answer

false

question

Which of the following compounds canot form hydrogen bonds with water?

answer

(CH3CH2)3N

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When naming amines according to the IUPAC system, the -e in the corresponding alkane is replaced with

answer

amine

question

Identify the heterocyclic amine in the choices below

answer

purine

question

When amides are hydrolyzed in acidic solution, the products are an amine and a carboxylic acid. t/f

answer

false

question

Primary amines contain two carbon-containing groups bonded to the nitrogen atom. t/f

answer

false

question

Diethylamine and HCl react to produce

answer

diethylammonium chloride

question

When acetic acid reacts with ammonia, NH3, the reaction called amidation yields

answer

acetamide

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