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

using model chemistry: PBEPBE/STO-3G

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 PBEPBE/STO-3G
 hartrees
Energy at 0K-485.102448
Energy at 298.15K-485.101882
Nuclear repulsion energy69.197950
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 PBEPBE/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 Σ 1873 1711 35.55      
2 Σ 789 721 0.69      
3 Π 397 363 0.94      
3 Π 329 300 2.65      

Unscaled Zero Point Vibrational Energy (zpe) 1694.2 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 1547.8 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 PBEPBE/STO-3G
B
0.19372

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.610
S2 0.000 0.000 1.039
N3 0.000 0.000 -1.852

Atom - Atom Distances (Å)
  C1 S2 N3
C11.64851.2428
S21.64852.8913
N31.24282.8913

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
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.097      
2 S 0.250      
3 N -0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.408 2.408
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.894 0.000 0.000
y 0.000 -19.283 0.000
z 0.000 0.000 -24.598
Traceless
 xyz
x 1.047 0.000 0.000
y 0.000 3.463 0.000
z 0.000 0.000 -4.510
Polar
3z2-r2-9.020
x2-y2-1.611
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.554 0.000 0.000
y 0.000 0.984 0.000
z 0.000 0.000 4.672


<r2> (average value of r2) Å2
<r2> 57.005
(<r2>)1/2 7.550