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All results from a given calculation for SCN (thiocyanato radical)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-490.248876
Energy at 298.15K-490.248408
Nuclear repulsion energy70.495885
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 QCISD/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2021 1935 12.26      
2 Σ 728 697 4.84      
3 Π 396 380 1.86      
3 Π 340 326 4.58      

Unscaled Zero Point Vibrational Energy (zpe) 1742.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 1668.5 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 QCISD/6-311G*
B
0.20051

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.627
S2 0.000 0.000 1.026
N3 0.000 0.000 -1.807

Atom - Atom Distances (Å)
  C1 S2 N3
C11.65241.1803
S21.65242.8327
N31.18032.8327

picture of thiocyanato radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability