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All results from a given calculation for HSCN (thiocyanic acid)

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-491.674768
Energy at 298.15K-491.675374
HF Energy-491.674768
Nuclear repulsion energy78.501189
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 TPSSh/TZVP
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' 2661 2564 1.02      
2 A' 2264 2182 18.98      
3 A' 973 937 11.22      
4 A' 691 666 0.11      
5 A' 338 326 3.72      
6 A" 400 385 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 3663.1 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 3530.2 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 TPSSh/TZVP
ABC
9.53885 0.19222 0.18842

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.071 -1.002 0.000
C2 0.000 0.699 0.000
N3 -0.018 1.859 0.000
H4 1.271 -1.170 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.70212.86141.3527
C21.70211.16042.2595
N32.86141.16043.2914
H41.35272.25953.2914

picture of thiocyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N3 176.695 C2 S1 H4 94.711
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.003      
2 C -0.029      
3 N -0.094      
4 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.061 -3.346 0.000 3.510
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.494 -0.247 0.000
y -0.247 7.395 0.000
z 0.000 0.000 2.763


<r2> (average value of r2) Å2
<r2> 62.050
(<r2>)1/2 7.877