Title: apl1quiz2

Q: A polymer made in a polymerization reaction that produces small molecules (such as water) as well as the polymer is classified as a/an _______ polymer.
- copolymer
- natural
- condensation
- addition
A: condensation

Q: [Image]

Will A or B have the LOWER melting point?
- A
- B
A: B

Q: The alcohol found in all triglycerides is:

 [Image]
- C
- A
- D
- B
A: C

Q: From question 1, how many chiral carbons does compound C have?
- 4
- 3
- 2
A: 3

Q: On hydrolysis, will compound B in question 6 lead to:
- four different molecules
- three different molecules
- two different molecules
A: three different molecules

Q: The segment -CH_2CH_2CH_2CH_2CH_2CH_2- represents the polymer named
- polyethylene.
- polystyrene.
- polypropylene.
- polybutylene.
A: polyethylene.

Q: Which of the structures below corresponds to the dipeptide alanylserine (ALA-SER)? Note the following structures:

[Image]

 [Image]

A

B

C

D
- A
- C
- B
- D
A: B

Q: [Image]

Which is the structure of glycine at pH 2?
- D
- C
- A
- B
A: C

Q: An essential amino acid is one that:
- must be included in the diet.
- occurs in all types of proteins..
- contains no sulfur.
- the body can synthesize.
A: must be included in the diet.

Q: If we allow the arrangement of the OH group(s) bound to chiral centre(s) in compound B in question 1 to vary, then how many different structures can we form?
- 3
- 4
- 1
- 2
A: 2

Q: What type of polymer is represented by the following repeating segment?

             [Image]
- polyamide
- polyethylene
- polyether
- polyester
A: polyester

Q: [Image]

Which of these compounds is a natural D-aldopentose?
- D
- B
- A
- C
A: C

Q: Which of the compounds in question 1 would result from the oxidation of an aldose with Ag(NH_3)_2^+?
- B
- A
- D
- C
A: D

Q: A peptide bond joins two amino acids together. What atoms are linked by this bond?
- C — H
- C — O
- N — S
- C — N
A: C — N

Q: From question 11, which is the structure of glycine at pH 11?
- A
- C
- D
- B
A: B