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<p>The gas phase is noteworthy for failing the predictions of <a href="page.php?w=VSEPR_theory">VSEPR theory</a>; the  molecule is not linear like , but bent with a <a href="page.php?w=bond_angle">bond angle</a> of approximately 145°; the <a href="page.php?w=strontium">strontium</a> and <a href="page.php?w=barium">barium</a> <a href="page.php?w=Dihalide">dihalides</a> also have a bent geometry. It has been proposed that this is due to the fluoride <a href="page.php?w=ligand">ligand</a>s interacting with the electron core or the d-subshell of the</p><p>
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