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Author Question: The painkiller Demerol has the structure shown below. How many peaks would you expect to see in the ... (Read 96 times)

Jkov05

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on: Aug 23, 2018
The painkiller Demerol has the structure shown below. How many peaks would you expect to see in the 13C NMR spectrum of this substance?
 
  1.10
  2.11
  3.12
  4.14
  5.15

Question 2

1H NMR will allow one to distinguish between the following two molecules:
 
  1.True
  2.False

Question 3

Order the following protons from lowest to highest chemical shift value.
 
  1.Ha < Hc < Hb < Hd
  2.Ha < Hc < Hd < Hb
  3.Hc < Ha < Hd < Hb
  4.Hc < Ha < Hb < Hd
  5.Hc < Hd < Ha < Hb

Question 4

What is the relationship between Ha and Hb in the following compound?
   
  1.chemically unrelated
  2.homotopic
  3.enantiotopic
  4.diastereotopic
  5.none of these

Question 5

What is the relationship between Ha and Hb in the following compound?
 
  1.chemically unrelated
  2.homotopic
  3.enantiotopic
  4.diastereotopic
  5.none of these

Question 6



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Bigfoot1984

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

2

Answer to Question 2

2

Answer to Question 3

3

Answer to Question 4

2

Answer to Question 5

4

Answer to Question 6



Jkov05

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Reply #2 on: Aug 23, 2018
Thank you!


Bigfoot1984

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Reply #3 on: Aug 23, 2018
Always glad to help...


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