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All results from a given calculation for CH3SeH (Methane selenol)

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-2437.701327
Energy at 298.15K-2437.703343
HF Energy-2437.529112
Nuclear repulsion energy98.087800
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCD/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3176 3048 8.58      
2 A' 3075 2950 20.58      
3 A' 2253 2161 77.36      
4 A' 1532 1470 8.14      
5 A' 1390 1333 7.07      
6 A' 1047 1005 27.46      
7 A' 755 725 1.92      
8 A' 552 530 0.07      
9 A" 3186 3057 11.37      
10 A" 1526 1464 7.56      
11 A" 927 890 9.13      
12 A" 216 207 8.13      

Unscaled Zero Point Vibrational Energy (zpe) 9816.9 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 9419.4 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.
Rotational Constants (cm-1) from geometry optimized at CCD/6-31G
ABC
3.10004 0.29635 0.28560

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 -0.032 -0.433 0.000
C2 -0.032 1.578 0.000
H3 1.449 -0.541 0.000
H4 -1.085 1.886 0.000
H5 0.462 1.947 0.904
H6 0.462 1.947 -0.904

Atom - Atom Distances (Å)
  Se1 C2 H3 H4 H5 H6
Se12.01021.48532.54642.59332.5933
C22.01022.58501.09661.09501.0950
H31.48532.58503.50852.82522.8252
H42.54641.09663.50851.79271.7927
H52.59331.09502.82521.79271.8090
H62.59331.09502.82521.79271.8090

picture of Methane selenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Se1 C2 H4 106.341 Se1 C2 H5 109.720
Se1 C2 H6 109.720 C2 Se1 H3 94.178
H4 C2 H5 109.771 H4 C2 H6 109.771
H5 C2 H6 111.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability