Author Question: The following compound will have an 1H NMR spectrum that consists of: A) two singlets, ... (Read 92 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?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

For a complete list of videos, visit our video library