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

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-490.459590
Energy at 298.15K-490.460321
HF Energy-490.459590
Nuclear repulsion energy79.320648
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 HF/aug-cc-pVTZ
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' 2846 2591 5.40      
2 A' 2534 2307 25.34      
3 A' 1075 979 10.28      
4 A' 731 666 3.15      
5 A' 379 345 5.92      
6 A" 448 408 3.09      

Unscaled Zero Point Vibrational Energy (zpe) 4006.5 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 3647.5 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 HF/aug-cc-pVTZ
ABC
9.89027 0.19536 0.19158

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.076 -0.995 0.000
C2 0.000 0.708 0.000
N3 -0.004 1.836 0.000
H4 1.242 -1.180 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.70482.83251.3307
C21.70481.12852.2597
N32.83251.12853.2634
H41.33072.25973.2634

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 177.258 C2 S1 H4 95.426
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.010      
2 C 0.006      
3 N -0.223      
4 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.923 -3.500 0.000 3.619
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.227 -1.628 0.000
y -1.628 -29.079 0.000
z 0.000 0.000 -25.719
Traceless
 xyz
x 5.172 -1.628 0.000
y -1.628 -5.106 0.000
z 0.000 0.000 -0.066
Polar
3z2-r2-0.131
x2-y26.852
xy-1.628
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.293 -0.177 0.000
y -0.177 7.219 0.000
z 0.000 0.000 4.110


<r2> (average value of r2) Å2
<r2> 61.523
(<r2>)1/2 7.844