chem: equatorial lone pairs

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eggy 2020-11-10 13:47:06 -05:00
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@ -679,7 +679,7 @@ Because of the addition of d orbitals beginning from $n=3$, elements in period 3
In molecules with 5 or 6 electron domains, their electron distribution is as follows, respectively:
<img src="/resources/images/56-domains.png" width=700>(Source: Kognity)</img>
In a trigonal bipyramid, the **equatorial** positions of domains refer to the position of the domains on the x- and z-dimensions (a trigonal plane). The domains along the y-dimension are have **axial** positions. The angle between the two is known as the **equatorial-axial** angle.
In a trigonal bipyramid, the **equatorial** positions of domains refer to the position of the domains on the x- and z-dimensions (a trigonal plane). The domains along the y-dimension are have **axial** positions. The angle between the two is known as the **equatorial-axial** angle. Lone pairs are always placed in equatorial positions.
| AXE | Electron distribution | Molecular shape | Bond angle |
| --- | --- | --- | --- |