return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/cc-pVDZ
 hartrees
Energy at 0K-491.641713
Energy at 298.15K-491.642315
HF Energy-491.641713
Nuclear repulsion energy78.103672
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 B3LYPultrafine/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' 2638 2559 1.12      
2 A' 2288 2219 16.15      
3 A' 963 934 7.62      
4 A' 692 671 0.33      
5 A' 336 326 3.07      
6 A" 400 388 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 3658.8 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 3549.0 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 B3LYPultrafine/cc-pVDZ
ABC
9.42675 0.19031 0.18654

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.070 -1.007 0.000
C2 0.000 0.702 0.000
N3 -0.022 1.868 0.000
H4 1.280 -1.180 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.71082.87541.3613
C21.71081.16582.2761
N32.87541.16583.3141
H41.36132.27613.3141

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 176.566 C2 S1 H4 94.935
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.086      
2 C -0.116      
3 N -0.093      
4 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.013 -3.205 0.000 3.361
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.746 -1.562 0.000
y -1.562 -27.881 0.000
z 0.000 0.000 -25.122
Traceless
 xyz
x 4.756 -1.562 0.000
y -1.562 -4.447 0.000
z 0.000 0.000 -0.309
Polar
3z2-r2-0.619
x2-y26.135
xy-1.562
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.367 -0.288 0.000
y -0.288 6.649 0.000
z 0.000 0.000 2.309


<r2> (average value of r2) Å2
<r2> 62.284
(<r2>)1/2 7.892