Functional Groups

Question 1

-OH

Answer 1

Hydroxyl group

Alcohol

Question 2

-C=O

Answer 2

Carbonyl group

Ketone, Aldehyde

Question 3

-COOH

-C =O
\ OH

Answer 3

Carboxyl group

Carboxylic acid or organic acid

Question 4

-NH2

Answer 4

Amino group

Amine

Question 5

-SH

Answer 5

Sulfhydryl group

Thiol

Question 6

-OPO3 2-
       O
       ||
O - P - O-
       |
      O-

Answer 6

Phosphate group

Organic phosphate

Question 7

-CH3

Answer 7

Methyl group

Methylated compound