image is a derivative work of the following images: File:Trigonal-bipyramidal-3D-balls.png licensed with PD-self 2006-12-12T17:06:09Z Benjah-bmm27 968x1100
Fonte: File:Trigonal-3D-balls.png. I, the copyright holder of this work, hereby publish it under the following license: This file is licensed under the
English Trigonal pyramidal molecular geometry of a central atom with 3 bonding groups and 1 lone pair. URL: https://commons.wikimedia.org/wiki/user:Benjah-bmm27