All Questions
Tagged with intermolecular-forces atoms
8 questions
-2
votes
3
answers
334
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Why do atoms make bonds? [duplicate]
I have been studying chemistry for a long time in school till now, but, what I recently realised I do not understand is why do atoms really make bonds, why do they want to gain or lose electrons or ...
- 15
-1
votes
1
answer
160
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Atoms and their vibration [closed]
We all know that the atoms in any solid matter vibrate about their mean position but why do they do so?? What will happen if they stop vibrating??
- 19
2
votes
1
answer
110
views
Understanding water models?
I generally work on fluid flow, so some basic concepts in chemistry are new to me.
Work I'm doing requires use of molecular dynamics (MD) to do classical potential simulations of water–NaCl systems ...
- 29
1
vote
1
answer
3k
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Range of distance for Van der Waals force
Is there any range of distance between the nuclei of the atoms (in Angstrom, say between 4 to 12 Angstrom) within which there will be an occurrence of Van der Waals force (attraction) between them?
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- 535
1
vote
1
answer
16k
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How to calculate Madelung's constant for NaCl?
Madelung's constant for $\ce{NaCl}$ is $1.748$.
What I tried to so is sum up all the individual interactions into $1$ component where the $X$s are the nucleus and the electron if it was a $2$ atom ...
- 11
6
votes
2
answers
464
views
Interaction radius of a molecule
What is the most commonly used radius of an atom or molecule to describe the area that must touch another area of another molecule for the two to react. Is there one radius that always works or does ...
- 959
9
votes
4
answers
13k
views
Reason for vibration of molecules
Why do molecules of a body exhibit vibrational motion? Is it due to interaction between various molecules of the body, or interatomic interactions between atoms in the same molecule? If it is because ...
- 99
10
votes
1
answer
21k
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Why do single, double and triple bonds repel each other equal amounts?
I'm here to share with you something that totally confuses me, as I can't see the logic behind it, and my teacher doesn't know either.
Let's take a set of bonds that's trigonal pyramidal, with a lone ...
- 151