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)/6-311G*
| Species |
Name |
Bond type |
Bond Length (Å) |
| Experimental |
Calculated |
Difference |
| Be2 |
Beryllium diatomic |
rBeBe |
2.460 |
1.809 |
-0.651 |
| Mg2 |
Magnesium diatomic |
rMgMg |
3.891 |
4.535 |
0.645 |
| Al2 |
Aluminum diatomic |
rAlAl |
2.701 |
2.302 |
-0.399 |
| LiO |
lithium oxide |
rLiO |
1.688 |
1.592 |
-0.096 |
| Na2 |
Sodium diatomic |
rNaNa |
3.079 |
3.164 |
0.085 |
| I2 |
Iodine diatomic |
rII |
2.665 |
2.744 |
0.078 |
| SOCl2 |
thionyl chloride |
rSCl |
2.076 |
2.148 |
0.072 |
| CO |
Carbon monoxide |
rCO |
1.206 |
1.136 |
-0.069 |
| CO |
Carbon monoxide |
rCO |
1.206 |
1.136 |
-0.069 |
| Cl2 |
Chlorine diatomic |
rClCl |
1.988 |
2.052 |
0.064 |
| ClF |
Chlorine monofluoride |
rFCl |
1.628 |
1.689 |
0.060 |
| SCl |
sulfur monochloride |
rSCl |
1.975 |
2.034 |
0.058 |
| CaH |
Calcium monohydride |
rHCa |
2.003 |
2.060 |
0.057 |
| NaLi |
lithium sodium |
rLiNa |
2.889 |
2.941 |
0.052 |
14 molecules.
