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

using model chemistry: HSEh1PBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/Def2TZVPP
 hartrees
Energy at 0K-491.465624
Energy at 298.15K-491.466396
HF Energy-491.465624
Nuclear repulsion energy80.209301
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 HSEh1PBE/Def2TZVPP
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' 3718 3718 258.37      
2 A' 2078 2078 751.74      
3 A' 900 900 3.49      
4 A' 640 640 315.49      
5 A' 465 465 100.00      
6 A" 502 502 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 4151.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4151.7 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 HSEh1PBE/Def2TZVPP
ABC
36.68995 0.19793 0.19687

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.135 1.681 0.000
C2 0.000 0.491 0.000
S3 0.026 -1.072 0.000
H4 0.526 2.435 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4
N11.19772.75761.0030
C21.19771.56312.0137
S32.75761.56313.5421
H41.00302.01373.5421

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 174.474 C2 N1 H4 132.228
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.210      
2 C 0.142      
3 S -0.160      
4 H 0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.134 1.604 0.000 1.964
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.303 3.047 0.000
y 3.047 -19.320 0.000
z 0.000 0.000 -25.156
Traceless
 xyz
x -2.065 3.047 0.000
y 3.047 5.409 0.000
z 0.000 0.000 -3.344
Polar
3z2-r2-6.689
x2-y2-4.982
xy3.047
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.454 -0.172 0.000
y -0.172 9.307 0.000
z 0.000 0.000 3.355


<r2> (average value of r2) Å2
<r2> 60.274
(<r2>)1/2 7.764