M4: L-1

Question 1

What are the 4 main classes of biological molecules?

Answer 1

• carbohydrates
• lipids
• proteins
• nucleic acids

Question 2

Name the 8 oxygen containing functional groups:

Answer 2

• alcohols
• esters
• Ethers
• Hemiacetal
• Acetal
• Carboxylic acid
• Aldehyde
• Ketone

Question 3

What functional group is this?

                 O
                 I I 
           R—C—OR

Answer 3

Ester

Question 4

What functional group is this?

                  O
                /    \
             R        R’

Answer 4

Ether

Question 5

What functional group is this?

             I    R—O—C—OH
             I

Answer 5

Hemiacetal

Question 6

What functional group is this?

          I R—O—C—OR
          I

Answer 6

Acetal

Question 7

What functional group is this?

         O
         II
  R—C—OH

Answer 7

Carboxylic acid

Question 8

What functional group is this?

    O
    II  R—C—H

Answer 8

Aldehyde

Question 9

What functional group is this?

          O
          II
   R—C—R’

Answer 9

Ketone

Question 10

What are the three nitrogen containing functional groups?

Answer 10

• Amine
• Amide
• Imide

Question 11

What functional group is this?

              H
               I
              N
          /      \
      R            H

Answer 11

Amine

Question 12

What functional group is this?

           O
           II       
          C         H
       /      \    /
                N
                 I
                H

Answer 12

Amide

Question 13

What functional group is this?

           R    \        /
C=N   /

Answer 13

Imide

Question 14

What are the two sulfur containing function groups?

Answer 14

• thiol

- disulfide

Question 15

What functional group is this?

R—SH

Answer 15

Thiol

Question 16

What functional group is this?

R—S—S—R

Answer 16

Disulfide

Question 17

Name the 4 phosphorus containing functional groups:

Answer 17

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 18

Name the 4 phosphorus containing functional groups:

Answer 18

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 19

Name the 4 phosphorus containing functional groups:

Answer 19

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 20

Name the 4 phosphorus containing functional groups:

Answer 20

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

• phosphoric acid
• Alkyl dihydrogen phosphate
• Dialkyl hydrogen phosphate
• Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

- phosphoric acid - Alkyl dihydrogen phosphate - Dialkyl hydrogen phosphate - Trialkyl phosphate

Question 21

Name the 4 phosphorus containing functional groups:

Answer 21

- phosphoric acid - Alkyl dihydrogen phosphate - Dialkyl hydrogen phosphate - Trialkyl phosphate