SPC model of water: Difference between revisions

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{{Stub-water}}
{{Stub-water}}
The '''simple point charge''' empirical [[models |model]] (SPC) of [[water]]. The molecule is modelled as
The '''simple point charge''' empirical [[models |model]] (SPC) of [[water]]. The molecule is modelled as
a rigid triangle, having the following parameters
a rigid triangle, having the following parameters:
[[Image:Water_empirical1.png|center|300px]]
{| border="1"
{| border="1"
|-  
|-  
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| <math>\mathcal{l}</math> || 1.000<math>{\mathrm {\AA}}</math>
| <math>\mathcal{l}</math> || 1.000<math>{\mathrm {\AA}}</math>
|-
|-
| <math>\theta_{\mathrm {HOH}}</math> || <math>109.47^{\circ}</math>
| <math>\angle_{\mathrm {HOH}}</math> || <math>109.47^{\circ}</math>
|-
|-
| <math>q_{\mathrm{O}}</math> || -0.82 <math>e</math>
| <math>q_{\mathrm{O}}</math> || -0.82 <math>e</math>

Revision as of 11:33, 14 February 2008

This article is a 'stub' about water and/or ice. It has no, or next to no, content. It is here at the moment to help form part of the structure of SklogWiki. If you add material to this article, remove the {{Stub-water}} template from this page.

The simple point charge empirical model (SPC) of water. The molecule is modelled as a rigid triangle, having the following parameters:

parameter value
3.166
0.650 kJ mol-1
1.000Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle {\mathrm {\AA}}}
Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \angle_{\mathrm {HOH}}} Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle 109.47^{\circ}}
Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle q_{\mathrm{O}}} -0.82 Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle e}


References

  1. H. J. C. Berendsen, J. P. M. Postma, W. F. van Gunsteren and J. Hermans, in: Intermolecular Forces (B. Pullman, ed.), Reidel, Dordrecht, p. 331 (1981).