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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 ROMP2/cc-pVTZ

Species Name Bond type Bond Length (Å)
Experimental Calculated Difference
VO Vanadium monoxide rVO 1.589 0.763 -0.827
Be2 Beryllium diatomic rBeBe 2.460 2.034 -0.426
CH3CH2O Ethoxy radical rCC 1.521 1.378 -0.143
SiP Silicon monophosphide rSiP 2.078 1.994 -0.083
CO Carbon monoxide rCO 1.128 1.211 0.083
C2 Carbon diatomic rCC 1.243 1.321 0.079
C2 Carbon diatomic rCC 1.243 1.321 0.079
B2 Boron diatomic rBB 1.590 1.522 -0.068
8 molecules.