NMR Spectrum of CH3 CH2 OH: Characterizing 3 Spectral Line Bunches

  • Thread starter athithi
  • Start date
  • Tags
    Nmr
In summary, the NMR spectrum of CH3 CH2 OH has 3 bunches of spectral lines, with 4 spectral lines in the bunch corresponding to the CH2 group due to spin-spin coupling. The number of spectral lines can be determined using the n+1 rule or by examining the hydrogens connected on the neighboring carbon.
  • #1
athithi
5
0
The NMR spectrum of CH3 CH2 OH consists of 3 bunches of spectral lines. the number of spectral lines in the bunch correspoding to CH2 group is ...?

Answer is 4...how to do this ?...
 
Physics news on Phys.org
  • #2
First of all - why do the lines split?
 
Last edited by a moderator:
  • #3
In this case, http://en.wikipedia.org/wiki/Proton_NMR" regarding spin-spin coupling.
 
Last edited by a moderator:
  • #4
athithi said:
The NMR spectrum of CH3 CH2 OH consists of 3 bunches of spectral lines. the number of spectral lines in the bunch correspoding to CH2 group is ...?

Answer is 4...how to do this ?...

There's coupling involved, look at the hydrogens connected on the "neighboring carbon". The wikipedia has an explanation for how that works. There's also a n+1 rule that works similarly for this situation.
 

Related to NMR Spectrum of CH3 CH2 OH: Characterizing 3 Spectral Line Bunches

1. What is NMR?

NMR stands for nuclear magnetic resonance, and it is a spectroscopic technique used to study the structure and properties of molecules by measuring the energy absorbed by their nuclei in a magnetic field.

2. How does NMR work?

NMR works by applying a strong magnetic field to a sample containing molecules of interest. This causes the nuclei of the molecules to align with the field. Then, radio frequency pulses are used to excite the nuclei, and the energy absorbed or emitted by the nuclei is measured. This information can be used to determine the structure and properties of the molecules.

3. What is the significance of NMR for CH3 CH2 OH?

NMR for CH3 CH2 OH (ethanol) is important because it allows us to study the molecular structure and properties of this common compound. This information can be used in various fields such as chemistry, biochemistry, and medicine.

4. What types of information can be obtained from NMR for CH3 CH2 OH?

NMR for CH3 CH2 OH can provide information about the number and types of atoms in the molecule, their connectivity, and their chemical environment. It can also give insights into the molecular dynamics and interactions within the molecule.

5. How is NMR for CH3 CH2 OH used in real-world applications?

NMR for CH3 CH2 OH is used in a variety of real-world applications, such as quality control in the production of ethanol, studying the metabolism of ethanol in the human body, and determining the purity and structure of pharmaceuticals containing ethanol as an ingredient.

Similar threads

  • Biology and Chemistry Homework Help
Replies
1
Views
2K
  • Biology and Chemistry Homework Help
Replies
17
Views
2K
  • Biology and Chemistry Homework Help
Replies
1
Views
6K
  • Biology and Chemistry Homework Help
Replies
2
Views
3K
  • Biology and Chemistry Homework Help
Replies
11
Views
7K
Replies
0
Views
247
  • Biology and Chemistry Homework Help
Replies
4
Views
15K
Replies
3
Views
2K
Replies
2
Views
3K
  • Biology and Chemistry Homework Help
Replies
1
Views
3K
Back
Top