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

using model chemistry: MP2=FULL/cc-pVDZ

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=FULL/cc-pVDZ
 hartrees
Energy at 0K-2440.303001
Energy at 298.15K-2440.305055
HF Energy-2440.003244
Nuclear repulsion energy100.211003
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=FULL/cc-pVDZ
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' 3229 3069 3.57      
2 A' 3113 2959 17.95      
3 A' 2539 2413 25.34      
4 A' 1485 1412 6.66      
5 A' 1326 1261 11.31      
6 A' 1019 969 17.72      
7 A' 731 695 0.46      
8 A' 620 589 0.00      
9 A" 3234 3074 4.13      
10 A" 1473 1400 4.13      
11 A" 928 882 7.87      
12 A" 221 210 7.11      

Unscaled Zero Point Vibrational Energy (zpe) 9959.6 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 9465.6 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=FULL/cc-pVDZ
ABC
3.14912 0.31185 0.30035

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 -0.031 -0.421 0.000
C2 -0.031 1.531 0.000
H3 1.426 -0.546 0.000
H4 -1.087 1.837 0.000
H5 0.456 1.924 0.903
H6 0.456 1.924 -0.903

Atom - Atom Distances (Å)
  Se1 C2 H3 H4 H5 H6
Se11.95231.46252.49312.55942.5594
C21.95232.53681.09941.09821.0982
H31.46252.53683.46312.80222.8022
H42.49311.09943.46311.78971.7897
H52.55941.09822.80221.78971.8050
H62.55941.09822.80221.78971.8050

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 106.169 Se1 C2 H5 110.950
Se1 C2 H6 110.950 C2 Se1 H3 94.874
H4 C2 H5 109.053 H4 C2 H6 109.053
H5 C2 H6 110.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability