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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 CCSD(T)=FULL/cc-pCVTZ

Species Name Bond type Bond Length (Å)
Experimental Calculated Difference
Be2 Beryllium diatomic rBeBe 2.460 2.018 -0.442
ONNO NO dimer rNN 2.236 2.149 -0.087
C2 Carbon diatomic rCC 1.243 1.316 0.074
CO Carbon monoxide rCO 1.206 1.133 -0.073
CO Carbon monoxide rCO 1.206 1.133 -0.073
5 molecules.