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Van der Waals strain
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<p>Van der Waals strain is <a href="/facts/Strain_(chemistry)/xhAQQMH8">strain</a> resulting from <a href="/facts/Van_der_Waals_force/jyGU8Vh9">Van der Waals</a> repulsion when two <a href="/facts/Substituent/6y9IE6G0">substituents</a> in a <a href="/facts/Molecule/N9ljSfFq">molecule</a> approach each other with a distance less than the sum of their <a href="/facts/Van_der_Waals_radius/PNoSTW41">Van der Waals radii</a>. Van der Waals strain is also called Van der Waals repulsion and is related to <a href="/facts/Steric_hindrance/TnX5c8HG">steric hindrance</a>. One of the most common forms of this strain is <a href="/facts/Eclipsed_conformation/krQjD1Ll">eclipsing hydrogen</a>, in <a href="/facts/Alkane/Qam7Hvmf">alkanes</a>. </p>