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Functional Group Quiz

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What are the six main functional groups?

ANSWER : The names of the six most important functional groups are:


Hydroxyl.

Carbonyl.

Carboxyl.

Amino.

Sulfhydryl.

Phosphate.


1. Classify the compound based on the functional group present.

  • alkane(CORRECT ANSWER)

  • alkene

  • alkyne

  • aromatic

2. This functional group shows up in so many alcohols it has come to be known as the alcohol group. It’s really called:

  • hydroxyl(CORRECT ANSWER)

  • ho group

  • oxyhol

  • carboxyl

3. Identify the organic class to which the compound belongs.

  • alcohol

  • ketone

  • aldehyde

  • carboxylic acid

  • ester

  • halide(CORRECT ANSWER)

  • ether

  • amine

4. Classify the compound based on the functional group present.

  • aldehyde

  • ketone(CORRECT ANSWER)

  • carboxylic acid

  • ester

5. Classify the compound based on the functional group present.

  • aldehyde(CORRECT ANSWER)

  • ketone

  • carboxylic acid

  • ester

6. Classify the compound based on the functional group present.

  • alcohol

  • ketone

  • ester

  • ether(CORRECT ANSWER)

7. Classify the compound based on the functional group present.

  • alkane

  • alkene

  • alkyne

  • aromatic(CORRECT ANSWER)

8. Identify the organic class to which the compound belongs.

  • aldehyde

  • ester

  • carboxylic acid

  • ether

  • ketone

  • halide

  • amine(CORRECT ANSWER)

  • alcohol

9. Identify the organic class to which the compound belongs.

  • aldehyde

  • amine

  • ester

  • alcohol

  • ether

  • carboxylic acid(CORRECT ANSWER)

  • ketone

  • halide

10. Classify the compound based on the functional group present.

  • alkane

  • alkene(CORRECT ANSWER)

  • alkyne

  • aromatic

11. Replace the oxygen of the hydroxyl group with sulfur and you get this functional group.

  • sulfoxyl

  • sulfa

  • librarian (-SH)

  • thiol(CORRECT ANSWER)

12. Classify the compound based on the functional group present.

  • amine(CORRECT ANSWER)

  • carboxylic acid

  • alcohol

  • ester

  • ketone

  • aldehyde

  • halide

  • ether

13. Classify the compound based on the functional group present.

  • alkane

  • alkene

  • alkyne(CORRECT ANSWER)

  • aromatic

14. Classify the compound based on the functional group present.

  • ether

  • aldehyde(CORRECT ANSWER)

  • ketone

  • alcohol

  • amine

  • carboxylic acid

  • ester

  • halide

15. Classify the compound based on the functional group present.

  •  carboxylic acid

  • alcohol

  • ketone

  • aldehyde

  • ester

  • amine

  • Ether  (CORRECT ANSWER)

  • Halide

 

alkane

ANSWER :   R-H   (CH₃CH₃)

 

alkene

ANSWER :   Functional group: double bond

alkyne

ANSWER :   functional group: triple bond

aromatic compound

ANSWER :   functional group: phenyl

alkyl halide

ANSWER :   functional group: -X  (halo group)

alcohol

ANSWER :   R-OH functional group: -OH  (hydroxy group)

ether

ANSWER :   R-O-R functional group: -OR (alkoxy group)

amine

ANSWER :   R-NH₂ (primary amine)  R₂NH (secondary amine)  R₃N (tertiary amine)functional group: -NH₂  (amino group)

 

thiol

ANSWER :   R-SH   functional group: -SH   (mercapto group)

sulfide

ANSWER :   R-S-R  functional group: -SR   (alkythio group)

aldehyde

ANSWER :   functional group: C=O

(carbonyl group)

 

ketone

ANSWER :   functional group: C=O

(carbonyl group)

 

carboxylic acid

ANSWER :   functional group: -COOH

(carboxy group)

 

ester

ANSWER :   functional group: -COOR

 

amide

ANSWER :   -CONH₂ (primary amide)

-CONHR (secondary amide)

-CONR₂ (tertiary amide)

 

acid chloride

ANSWER :   functional group: -COCl