Question 1

Which of the following best describes the structure of a secondary amine?

Accepted Answer

A nitrogen atom bonded to two alkyl or aryl groups and one hydrogen atom

Question 2

Which of the following is the correct IUPAC name for the compound $$\mathrm{CH_3CH_2NH_2}$$?

Accepted Answer

Ethylamine

Question 3

Which of the following statements about the basicity of amines is correct?

Accepted Answer

Amines are generally more basic than amides due to the availability of the lone pair on nitrogen

Question 4

What is the product of the reaction between ethylamine and hydrochloric acid?

Accepted Answer

$$\mathrm{CH_3CH_2NH_3^+Cl^-}$$

Question 5

Which of the following compounds is a tertiary amine?

Accepted Answer

$$\mathrm{N,N}-$$dimethylethylamine

Question 6

Which of the following best explains why amides are less basic than amines?

Accepted Answer

The lone pair on the nitrogen in amides is delocalized by resonance with the carbonyl group

Question 7

Which of the following is the correct structure for acetamide?

Accepted Answer

$$\mathrm{CH_3CONH_2}$$

Question 8

Which of the following statements about the hydrogen bonding in amines is correct?

Accepted Answer

Primary and secondary amines can form intermolecular hydrogen bonds, but tertiary amines cannot

Question 9

Which of the following reactions would produce a secondary amine?

Accepted Answer

Alkylation of a primary amine with an alkyl halide

Question 10

Which of the following is NOT a property of amides?

Accepted Answer

They are generally basic in aqueous solution

Question 11

Which of the following best describes the products of the acid hydrolysis of an amide?

Accepted Answer

A carboxylic acid and an ammonium salt

Question 12

Which of the following compounds contains two nitrogen atoms?

Accepted Answer

1,2-ethanediamine

Question 13

Which of the following statements about the boiling points of amines is correct?

Accepted Answer

Amines have lower boiling points than alcohols of similar molecular mass

Question 14

Which of the following is the correct IUPAC name for the compound $$\mathrm{CH_3CONHCH_3}$$?

Accepted Answer

N-methylacetamide

Question 15

Which of the following statements about alkaloids is correct?

Accepted Answer

Alkaloids are naturally occurring amines with physiological effects

Question 16

Which of the following best describes the structure of urea?

Accepted Answer

$$\mathrm{H_2NCONH_2}$$

Question 17

Which of the following statements about the hydrolysis of amides is correct?

Accepted Answer

Acid hydrolysis of an amide produces a carboxylic acid and an ammonium ion

Question 18

Which of the following is a correct statement about the classification of amines?

Accepted Answer

A primary amine has one alkyl or aryl group attached to the nitrogen atom

Question 19

Which of the following is the correct product of the reaction between methylamine and acetic anhydride?

Accepted Answer

$$\mathrm{CH_3CONHCH_3}$$

Question 20

Which of the following statements about peptide bonds is correct?

Accepted Answer

Peptide bonds are amide linkages formed between amino acids

Chapter 18

Guida di studio - Domande di pratica