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All results from a given calculation for HNCS (Isothiocyanic acid)

using model chemistry: wB97X-D/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 wB97X-D/aug-cc-pVDZ
 hartrees
Energy at 0K-491.612614
Energy at 298.15K-491.613365
HF Energy-491.612614
Nuclear repulsion energy 
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 wB97X-D/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' 3714 3555 259.04      
2 A' 2064 1976 851.67      
3 A' 886 848 3.12      
4 A' 650 622 343.35      
5 A' 449 429 90.66      
6 A" 483 463 2.77      

Unscaled Zero Point Vibrational Energy (zpe) 4122.3 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 3946.3 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 wB97X-D/aug-cc-pVDZ
ABC
33.85345 0.19441 0.19330

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.147 1.696 0.000
C2 0.000 0.500 0.000
S3 0.031 -1.082 0.000
H4 0.538 2.436 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4
N11.20572.78381.0087
C21.20571.58182.0098
S32.78381.58183.5542
H41.00872.00983.5542

picture of Isothiocyanic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 174.093 C2 N1 H4 130.141
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.001      
2 C -0.208      
3 S 0.168      
4 H 0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.142 1.675 0.000 2.027
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.528 3.158 0.000
y 3.158 -19.657 0.000
z 0.000 0.000 -25.473
Traceless
 xyz
x -1.963 3.158 0.000
y 3.158 5.344 0.000
z 0.000 0.000 -3.380
Polar
3z2-r2-6.761
x2-y2-4.871
xy3.158
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.258 -0.200 0.000
y -0.200 9.899 0.000
z 0.000 0.000 4.217


<r2> (average value of r2) Å2
<r2> 61.258
(<r2>)1/2 7.827