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Author Question: Use the information below to answer the following questions. a) Which of the above ... (Read 65 times)

futuristic

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  • Posts: 638
on: Aug 23, 2018
Use the information below to answer the following questions.
   
 
   
  a)
  Which of the above represent an aldose?
   
  a. only 1 and 2
   
  b. only 1 and 3
   
  c. only 2 and 3
   
  d. 1, 2 and 3
   
   
  b)
  Which of the above would not be oxidized by an aqueous solution of Br2?
   
  a. only 1
   
  b. only 2
   
  c. only 3
   
  d. all of these

Question 2

Which of the following has a D-configuration?
   
 
   
  a.
  only 1 and 2
  b.
  only 1 and 3
  c.
  only 2 and 3
  d.
  only 1, 2 and 3

Question 3

Refer to the carbohydrate below to answer the following questions.
   
 
   
  a)
  Which carbon in the carbohydrate is the anomeric carbon?
   
   
  b)
  Does this represent an a or b-anomoer?

Question 4

What is the relationship between D-erythrose and D-threose?
   
 
   
  a.
  they are constitutional isomers
  b.
  they are enantiomers
  c.
  they are diastereomers
  d.
  they are tautomers

Question 5

Which reagent would be best suited for the transformation shown?
   
 
   
  a.
  alkaline Cu2+ in H2O
  b.
  Ag+ in H2O/NH3
  c.
  H2, with Ni catalyst
  d.
  NaNO3 at 0C
  e.
  NaBH4 in H2O

Question 6

Which of the following could not form a pyranose?
  a.
  D-threose
  b.
  D-ribose
  c.
  D-lyxose
  d.
  D-glucose
  e.
  D-galactose


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courtney_bruh

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  • Posts: 308
Reply #1 on: Aug 23, 2018
Answer to Question 1

a)
b

b)
b

Answer to Question 2

b

Answer to Question 3

a)
a

b)
a-anomer

Answer to Question 4

c

Answer to Question 5

b

Answer to Question 6

a


futuristic

  • Member
  • Posts: 638
Reply 2 on: Aug 23, 2018
Great answer, keep it coming :)

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
:D TYSM

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