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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-491.535556
Energy at 298.15K-491.536204
HF Energy-491.535556
Nuclear repulsion energy78.869005
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 B3PW91/6-31G(2df,p)
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' 2691 2587 2.90      
2 A' 2304 2215 18.53      
3 A' 976 938 7.54      
4 A' 715 687 0.11      
5 A' 353 339 4.48      
6 A" 420 404 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 3729.2 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 3585.3 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 B3PW91/6-31G(2df,p)
ABC
9.63067 0.19420 0.19036

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.072 -0.996 0.000
C2 0.000 0.691 0.000
N3 -0.017 1.852 0.000
H4 1.264 -1.174 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.68832.84791.3476
C21.68831.16072.2527
N32.84791.16073.2852
H41.34762.25273.2852

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 176.736 C2 S1 H4 95.147
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.106      
2 C 0.179      
3 N -0.288      
4 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.973 -3.204 0.000 3.349
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.503 -1.542 0.000
y -1.542 -27.937 0.000
z 0.000 0.000 -24.984
Traceless
 xyz
x 4.957 -1.542 0.000
y -1.542 -4.694 0.000
z 0.000 0.000 -0.264
Polar
3z2-r2-0.527
x2-y26.434
xy-1.542
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.569 -0.217 0.000
y -0.217 6.932 0.000
z 0.000 0.000 3.140


<r2> (average value of r2) Å2
<r2> 61.283
(<r2>)1/2 7.828