File talk:Ch4-structure.png

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• [2004-03-13T10:59:55Z] Sinuhe (My feeble attempt at drawing methane in terms of structure)
• [2004-08-27T12:31:46Z] Sinuhe (licence)
• [2004-08-27T13:25:20Z] Romanm (+sl:)
• [2006-10-12T17:29:55Z] Sande6

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• Ch4-structure.png

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• (del) (cur) 10:59, 13 March 2004 . . Sinuhe (Talk | contribs) . . 172×178 (11,546 bytes) (My feeble attempt at drawing methane in terms of structure)

Text:

My feeble attempt at drawing methane in terms of structure
{{GFDL}}
[[sl:Slika:Ch4-structure.png]]

Poccil 12:08, 15 October 2006 (UTC)

Angle

The angle is often cited as 109.5 degrees, but as can be seen in w:tetrahedron, we cite $\arccos \left({-1 \over 3}\right)\,$
(approx. 109.4712°) --Brazmyth (talk) 19:59, 2 July 2010 (UTC)