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

using model chemistry: CCD/STO-3G

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/STO-3G
 hartrees
Energy at 0K-2413.384424
Energy at 298.15K-2413.386420
HF Energy-2413.274657
Nuclear repulsion energy99.429927
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/STO-3G
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' 3450 3450 0.64      
2 A' 3277 3277 1.41      
3 A' 2619 2619 9.43      
4 A' 1684 1684 2.69      
5 A' 1526 1526 10.62      
6 A' 1122 1122 16.63      
7 A' 826 826 4.51      
8 A' 697 697 0.52      
9 A" 3437 3437 3.53      
10 A" 1677 1677 2.31      
11 A" 1033 1033 0.26      
12 A" 195 195 11.33      

Unscaled Zero Point Vibrational Energy (zpe) 10770.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10770.9 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/STO-3G
ABC
3.10870 0.30712 0.29561

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 -0.032 -0.426 0.000
C2 -0.032 1.537 0.000
H3 1.439 -0.516 0.000
H4 -1.085 1.889 0.000
H5 0.472 1.944 0.903
H6 0.472 1.944 -0.903

Atom - Atom Distances (Å)
  Se1 C2 H3 H4 H5 H6
Se11.96331.47382.54272.58572.5857
C21.96332.52591.10961.11111.1111
H31.47382.52593.48582.79312.7931
H42.54271.10963.48581.80041.8004
H52.58571.11112.79311.80041.8055
H62.58571.11112.79311.80041.8055

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 108.457 Se1 C2 H5 111.468
Se1 C2 H6 111.468 C2 Se1 H3 93.500
H4 C2 H5 108.336 H4 C2 H6 108.336
H5 C2 H6 108.679
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability