Vibrational Frequencies calculated at MP2/cc-pVTZ
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
Σ |
2100 |
1994 |
586.23 |
24.69 |
0.37 |
0.54 |
| 2 |
Σ |
890 |
845 |
6.64 |
28.30 |
0.22 |
0.36 |
| 3 |
Π |
523 |
497 |
1.74 |
0.97 |
0.75 |
0.86 |
| 3 |
Π |
523 |
497 |
1.74 |
0.97 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 2018.1 cm
-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 1916.2 cm
-1
See section
III.C.1 List or set vibrational scaling factors
to change the scale factors used here.
See section
III.C.2
Calculate a vibrational scaling factor for a given set of molecules
to determine the least squares best scaling factor.