return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for SCN (thiocyanato radical)

using model chemistry: CCD/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 CCD/6-311G*
 hartrees
Energy at 0K-490.233460
Energy at 298.15K-490.233069
Nuclear repulsion energy70.865152
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/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 2340 2235 2.77      
2 Σ 700 669 18.76      
3 Π 436 416 2.97      
3 Π 389 371 5.69      

Unscaled Zero Point Vibrational Energy (zpe) 1932.3 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 1845.5 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 CCD/6-311G*
B
0.20209

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.640
S2 0.000 0.000 1.024
N3 0.000 0.000 -1.792

Atom - Atom Distances (Å)
  C1 S2 N3
C11.66421.1520
S21.66422.8162
N31.15202.8162

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