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

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-2440.512126
Energy at 298.15K-2440.514156
HF Energy-2440.051007
Nuclear repulsion energy100.847908
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 MP2/Def2TZVPP
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' 3214 3058 3.03      
2 A' 3109 2958 13.89      
3 A' 2522 2400 12.83      
4 A' 1500 1428 6.38      
5 A' 1333 1269 7.75      
6 A' 1021 971 13.94      
7 A' 732 696 0.42      
8 A' 624 594 0.03      
9 A" 3223 3066 2.07      
10 A" 1486 1414 3.77      
11 A" 937 892 6.69      
12 A" 203 193 5.11      

Unscaled Zero Point Vibrational Energy (zpe) 9951.8 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 9469.2 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.
Rotational Constants (cm-1) from geometry optimized at MP2/Def2TZVPP
ABC
3.20762 0.31531 0.30371

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 -0.031 -0.418 0.000
C2 -0.031 1.523 0.000
H3 1.415 -0.536 0.000
H4 -1.076 1.816 0.000
H5 0.452 1.901 0.893
H6 0.452 1.901 -0.893

Atom - Atom Distances (Å)
  Se1 C2 H3 H4 H5 H6
Se11.94081.45132.46652.53142.5314
C21.94082.51601.08531.08361.0836
H31.45132.51603.42622.76842.7684
H42.46651.08533.42621.77181.7718
H52.53141.08362.76841.77181.7869
H62.53141.08362.76841.77181.7869

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 105.690 Se1 C2 H5 110.415
Se1 C2 H6 110.415 C2 Se1 H3 94.656
H4 C2 H5 109.552 H4 C2 H6 109.552
H5 C2 H6 111.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability