Molecular orbital of the hydrogen peroxide (#5) calculated by Extended Huckel method, <a href="https://en.wikipedia.org/wiki/ViewMol3D" class="extiw" title="en:ViewMol3D">ViewMol3D</a> program
<a href="//commons.wikimedia.org/wiki/User:RedAndr" title="User:RedAndr">RedAndr</a>
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<span class="int-own-work" lang="en">Own work</span>