Author Question: The following compound will have an 1H NMR spectrum that consists of: A) two singlets, ... (Read 85 times)

saraeharris

  • Hero Member
  • *****
  • Posts: 546
The following compound will have an 1H NMR spectrum that consists of:
   
   
   
  A)
  two singlets, area ratio 6:4.
  B)
  three singlets, area ratio 3:3:4.
  C)
  four singlets, area ratio 3:3:2:2.
  D)
  two singlets and two doublets, area ratio 3:3:2:2.
  E)
  two triplets and a singlet, area ratio 3:3:4.

Question 2

The following compound will have a proton NMR spectrum that shows:
   
   
   
  A)
  two singlets, area ratio 3:1.
  B)
  two singlets, area ratio 9:1.
  C)
  three singlets, area ratio 3:3:6.
  D)
  four singlets, area ratio 3:2:6:1.
  E)
  six singlets, area ratio 3:3:3:1:1:1.

Question 3

Compounds that will show only two sharp singlets in their 1H NMR spectra are:
   
   
   
  A)
  1 and 2
  B)
  3
  C)
  1 and 3
  D)
  1 and 4
  E)
  1, 2, and 4

Question 4

The proton(s) on which C will produce a splitting pattern that is a doublet in its 1H NMR spectrum?
   
   
  A)
  1
  B)
  2
  C)
  3
  D)
  4
  E)
  5

Question 5

Which of the following molecules has more than three (3) different types of protons in its 1H NMR?
   
   
   
  A)
  I
  B)
  II
  C)
  III
  D)
  IV
  E)
  V

Question 6

Which of the following molecules shows only one singlet in its 1H NMR spectrum?
   
   
   
  A)
  I
  B)
  II
  C)
  I and III
  D)
  IV
  E)
  V

Question 7

Which of the following molecules will show two peaks with an area ratio of 6:4 in its 1H NMR spectrum?
   
   
   
  A)
  I
  B)
  II
  C)
  III
  D)
  IV
  E)
  V

Question 8

A compound with the molecular formula C5H12 gave the following 1H NMR spectrum:
   
  singlet, d 1.0 (12 H)
   
  The structure of this compound is:
   
   
  A)
  I
  B)
  II
  C)
  III
  D)
  IV
  E)
  all are possible

Question 9

In the 1H NMR spectrum of the following molecule, the protons on which carbon will have the most downfield chemical shift?
   
   
  A)
  1
  B)
  2
  C)
  3
  D)
  4
  E)
  5

Question 10

How many peaks would you expect to see in the 1H NMR spectrum for the following compound:
   
  A)
  1
  B)
  2
  C)
  3
  D)
  4
  E)
  more than 4

Question 11

How many peak(s) would you expect to see in the 1H NMR spectrum of 1-bromobutane?
  A)
  1
  B)
  2
  C)
  3
  D)
  4
  E)
  more than 4



morrie123456

  • Sr. Member
  • ****
  • Posts: 314
Answer to Question 1

d

Answer to Question 2

a

Answer to Question 3

d

Answer to Question 4

a

Answer to Question 5

b

Answer to Question 6

d

Answer to Question 7

a

Answer to Question 8

b

Answer to Question 9

d

Answer to Question 10

d

Answer to Question 11

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

For a complete list of videos, visit our video library