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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-491.356095
Energy at 298.15K-491.356639
HF Energy-491.356095
Nuclear repulsion energy77.785428
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 PBEPBEultrafine/aug-cc-pVDZ
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' 2573 2557 2.93      
2 A' 2183 2170 19.60      
3 A' 922 916 6.23      
4 A' 685 681 0.07      
5 A' 313 312 2.71      
6 A" 376 374 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 3526.5 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 3505.0 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
9.27988 0.18911 0.18533

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.061 -1.010 0.000
C2 0.000 0.699 0.000
N3 -0.047 1.877 0.000
H4 1.300 -1.171 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.70952.88651.3702
C21.70951.17902.2775
N32.88651.17903.3325
H41.37022.27753.3325

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 175.679 C2 S1 H4 94.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.311      
2 C -0.236      
3 N -0.228      
4 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.949 -3.400 0.000 3.530
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.090 -1.337 0.000
y -1.337 -28.808 0.000
z 0.000 0.000 -25.677
Traceless
 xyz
x 5.153 -1.337 0.000
y -1.337 -4.925 0.000
z 0.000 0.000 -0.228
Polar
3z2-r2-0.457
x2-y26.718
xy-1.337
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.549 -0.298 0.000
y -0.298 8.355 0.000
z 0.000 0.000 4.303


<r2> (average value of r2) Å2
<r2> 62.977
(<r2>)1/2 7.936