Matc NATSCI-186 Unit 4 Quiz - Functional Groups (Part 2)

Matc NATSCI-186 Unit 4 Quiz - Functional Groups (Part 2) 

QUESTION 1 Which of the following compounds is an amide?

a

b

c

 

QUESTION 2 Which molecule(s) contain(s) ester functional group?

a.

 none of them

b

b and c

a

a and b

c

 

QUESTION 3 Which molecule(s) contain(s) carboxylic acid functional group?

a.

C

none of them

a and b

b

a

b and c

 

QUESTION 4 Which functional groups are present in the following molecule?

V

thiol

ketone

carboxylic acid

aldehyde

amide

ester

amine

sulfide

 

QUESTION 5 Which functional groups are present in the following molecule?

amide

amine

ketone

carboxylic acid

 

aldehyde

thiol

ester

disulfide

 

QUESTION 6 1. Match the following terms with the corresponding description:                                                                    

-

An organic compound that contains a hydroxyl group bonded to a carbon

-

A hydrocarbon that contains one or more carbon-carbon double bonds

-

An organic compound in which the carbon of a carbonyl group is bonded to a hydrogen

-

An organic compound in which the carbon of a carbonyl group is bonded to a hydroxyl group                                                                           

-

An organic compound which contains a nitrogen bonded to one or more carbon atoms

-

An organic compound in which the hydrogen atom of a carboxyl group is replaced with another carbon

An organic compound in which an oxygen atom is bonded to two carbon atoms

A. amine

B. alkene

C. alcohol group

D. aldehyde

E. ether

F. carboxylic acid

G. ester

 

QUESTION 7 Many of the sweet/fruity fragrances and flavors are due to:

ethers

esters

carboxylic acids

amines

 

QUESTION 8 Which carboxylic acid is most likely insoluble in water?

CH3CH2COOH

CH3(CH2)12COOH

CH3COOH

CH3CH2CH2COOH

 

QUESTION 9 is (more/less/same as) soluble in water as

more

less

not enough information

same

 

QUESTION 10 Match the following amines with the type

-

a

-

b

                        

-

c

 

A. tertiary amine

 

B. primary amine

 

C. secondary amine

 

QUESTION 11 Primary (1°) and secondary (2°) amines have higher boiling points and melting points than tertiary (3°) amines of comparable size.

 True

 False

 

QUESTION 12 Tertiary (3°) amides have higher boiling points and melting points than primary (1°) and secondary (2°) amides.

 True

 False