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

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-2440.592916
Energy at 298.15K-2440.594957
HF Energy-2440.094347
Nuclear repulsion energy100.885630
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 CCSD=FULL/cc-pVTZ
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' 3185 3020 5.03      
2 A' 3112 2951 17.15      
3 A' 2516 2386 21.55      
4 A' 1512 1434 6.09      
5 A' 1347 1277 8.99      
6 A' 1024 971 15.88      
7 A' 731 693 0.43      
8 A' 617 585 0.03      
9 A" 3195 3030 3.82      
10 A" 1499 1421 3.91      
11 A" 929 881 6.20      
12 A" 209 198 4.80      

Unscaled Zero Point Vibrational Energy (zpe) 9938.0 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 9422.2 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 CCSD=FULL/cc-pVTZ
ABC
3.22317 0.31527 0.30370

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 -0.031 -0.418 0.000
C2 -0.031 1.524 0.000
H3 1.413 -0.542 0.000
H4 -1.072 1.821 0.000
H5 0.451 1.902 0.891
H6 0.451 1.902 -0.891

Atom - Atom Distances (Å)
  Se1 C2 H3 H4 H5 H6
Se11.94221.44972.46942.53192.5319
C21.94222.52041.08281.08101.0810
H31.44972.52043.42932.77352.7735
H42.46941.08283.42931.76621.7662
H52.53191.08102.77351.76621.7812
H62.53191.08102.77351.76621.7812

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 105.919 Se1 C2 H5 110.495
Se1 C2 H6 110.495 C2 Se1 H3 94.878
H4 C2 H5 109.427 H4 C2 H6 109.427
H5 C2 H6 110.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability