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

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-486.036312
Energy at 298.15K-486.036839
HF Energy-486.036312
Nuclear repulsion energy77.267261
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 B1B95/STO-3G
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' 2986 2637 4.69      
2 A' 2380 2102 0.25      
3 A' 1092 964 13.26      
4 A' 739 652 0.23      
5 A' 353 312 3.64      
6 A" 398 351 1.70      

Unscaled Zero Point Vibrational Energy (zpe) 3974.3 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 3509.3 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 B1B95/STO-3G
ABC
9.37028 0.18627 0.18264

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.075 -1.017 0.000
C2 0.000 0.698 0.000
N3 -0.011 1.893 0.000
H4 1.279 -1.166 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.71752.91151.3625
C21.71751.19502.2612
N32.91151.19503.3204
H41.36252.26123.3204

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 176.971 C2 S1 H4 93.756
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.221      
2 C -0.073      
3 N -0.185      
4 H 0.037      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.917 -2.963 0.000 3.102
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.930 -1.312 0.000
y -1.312 -26.206 0.000
z 0.000 0.000 -21.797
Traceless
 xyz
x 4.071 -1.312 0.000
y -1.312 -5.342 0.000
z 0.000 0.000 1.271
Polar
3z2-r22.541
x2-y26.275
xy-1.312
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.622 -0.363 0.000
y -0.363 3.919 0.000
z 0.000 0.000 0.548


<r2> (average value of r2) Å2
<r2> 61.815
(<r2>)1/2 7.862