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IV.D.7. (XVIII.A.2.)

Bad Calculated Bond Lengths

List of molecules with calculated bond lengths that differ by more than 0.050 Å from experimental bond lengths.

Calculated at MP4=FULL/6-31G(2df,p)

Species Name Bond type Bond Length (Å)
Experimental Calculated Difference
Na2 Sodium diatomic rNaNa 3.079 2.970 -0.109
C3H5 Allyl radical rCC 1.428 1.376 -0.052
2 molecules.