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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 B3LYP/6-311+G(3df,2pd)

Species Name Bond type Bond Length (Å)
Experimental Calculated Difference
NH3NH3 Ammonia Dimer rCC 1.394 1.013 -0.381
NH3NH3 Ammonia Dimer rCC 1.394 1.013 -0.381
NH3NH3 Ammonia Dimer rCC 1.389 1.018 -0.371
NH3NH3 Ammonia Dimer rCC 1.389 1.018 -0.371
ONNO NO dimer rNN 2.236 1.974 -0.262
5 molecules.