Strength of hyrdrogen charges between ethanol and water

In summary, the strength of the hydrogen bond between ethanol and water is moderate, allowing for some solubility between the two molecules. It can be measured using techniques such as NMR or IR spectroscopy. The strength of the bond weakens with increasing temperature and can be affected by the concentration of the solution.
  • #1
miniradman
196
0
Is a hydrogen on an ethanol more or less positive than on a water molecule. I think the hydrogen is more positive on a water molecule, but I still don't understand why?

Could someone help me figure this out... please and thank you :wink:
 
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  • #2
That's not a too well defined property as it depends on where you draw the boundary between the hydrogen atom and the oxygen atom.
 

1. What is the strength of the hydrogen bond between ethanol and water?

The strength of the hydrogen bond between ethanol and water is considered to be moderate, as it is weaker than the hydrogen bond between two water molecules but stronger than the van der Waals forces between ethanol molecules.

2. How does the strength of the hydrogen bond between ethanol and water affect their solubility?

The moderate strength of the hydrogen bond between ethanol and water allows for some solubility between the two molecules. However, the differing polarities of ethanol and water can also play a role in their solubility.

3. Can the strength of the hydrogen bond between ethanol and water be measured?

Yes, the strength of the hydrogen bond between ethanol and water can be measured using techniques such as nuclear magnetic resonance (NMR) spectroscopy or infrared (IR) spectroscopy.

4. How does temperature affect the strength of the hydrogen bond between ethanol and water?

In general, the strength of the hydrogen bond between ethanol and water weakens as temperature increases. This is because higher temperatures lead to increased molecular motion, making it easier for the hydrogen bonds to break.

5. Is the strength of the hydrogen bond between ethanol and water affected by the concentration of the solution?

Yes, the strength of the hydrogen bond between ethanol and water can be affected by the concentration of the solution. Higher concentrations of ethanol or water can lead to stronger hydrogen bonding due to increased chances of intermolecular interactions.

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