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 ROHF/aug-cc-pVTZ
Species
Name
Bond type
Bond Length (Å)
Experimental
Calculated
Difference
Si
2
Silicon diatomic
rSiSi
2.246
2.144
-0.102
B
2
Boron diatomic
rBB
1.590
1.502
-0.088
SeO
Selenium monoxide
rSeO
1.639
1.586
-0.054
3 molecules.