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

using model chemistry: PBEPBEultrafine/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-491.388999
Energy at 298.15K-491.389591
HF Energy-491.388999
Nuclear repulsion energy78.550641
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/6-311+G(3df,2p)
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' 2598 2598 4.48      
2 A' 2189 2189 17.70      
3 A' 939 939 6.81      
4 A' 695 695 0.07      
5 A' 332 332 2.84      
6 A" 398 398 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 3574.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3574.7 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 PBEPBEultrafine/6-311+G(3df,2p)
ABC
9.47433 0.19287 0.18902

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.061 -0.999 0.000
C2 0.000 0.691 0.000
N3 -0.043 1.859 0.000
H4 1.285 -1.167 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69152.85831.3571
C21.69151.16872.2591
N32.85831.16873.3045
H41.35712.25913.3045

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 175.794 C2 S1 H4 95.004
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.058      
2 C 0.685      
3 N -0.800      
4 H 0.173      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.914 -3.397 0.000 3.518
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.057 -1.314 0.000
y -1.314 -28.728 0.000
z 0.000 0.000 -25.569
Traceless
 xyz
x 5.091 -1.314 0.000
y -1.314 -4.915 0.000
z 0.000 0.000 -0.176
Polar
3z2-r2-0.353
x2-y26.671
xy-1.314
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.441 -0.270 0.000
y -0.270 8.260 0.000
z 0.000 0.000 4.268


<r2> (average value of r2) Å2
<r2> 62.017
(<r2>)1/2 7.875