.. _sphx_glr_api_gallery_structure_bonding:

Bond order
----------

The Coulson pi bond order from Huckel molecular orbitals, and Pauling's
bond-order/bond-length correlation.


.. raw:: html

  <div id='sg-tag-list' class='sphx-glr-tag-list'></div>


.. raw:: html

    <div class="sphx-glr-thumbnails">

.. thumbnail-parent-div-open

.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="Charles Coulson (1939) defined the pi bond order between neighbouring atoms from the Huckel molecular orbitals themselves,">

.. only:: html

  .. image:: /api/gallery/structure/bonding/images/thumb/sphx_glr_plot_01_coulson_bond_order_thumb.png
    :alt:

  :doc:`/api/gallery/structure/bonding/plot_01_coulson_bond_order`

.. raw:: html

      <div class="sphx-glr-thumbnail-title">Coulson's molecular-orbital bond order in butadiene, hexatriene, and benzene</div>
    </div>


.. raw:: html

    <div class="sphx-glr-thumbcontainer" tooltip="Linus Pauling (1947) related the length of a bond to its order,">

.. only:: html

  .. image:: /api/gallery/structure/bonding/images/thumb/sphx_glr_plot_02_pauling_bond_length_thumb.png
    :alt:

  :doc:`/api/gallery/structure/bonding/plot_02_pauling_bond_length`

.. raw:: html

      <div class="sphx-glr-thumbnail-title">Pauling's bond-order and bond-length correlation for carbon-carbon bonds</div>
    </div>


.. thumbnail-parent-div-close

.. raw:: html

    </div>


.. toctree::
   :hidden:

   /api/gallery/structure/bonding/plot_01_coulson_bond_order
   /api/gallery/structure/bonding/plot_02_pauling_bond_length