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

using model chemistry: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-491.353619
Energy at 298.15K-491.354220
HF Energy-491.353619
Nuclear repulsion energy78.625469
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 PBE1PBE/6-31+G**
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' 2722 2601 1.38      
2 A' 2320 2216 25.14      
3 A' 983 939 13.73      
4 A' 714 682 0.12      
5 A' 333 318 3.79      
6 A" 394 377 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 3733.0 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 3566.1 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 PBE1PBE/6-31+G**
ABC
9.61774 0.19286 0.18907

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.071 -1.000 0.000
C2 0.000 0.694 0.000
N3 -0.019 1.857 0.000
H4 1.266 -1.169 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69552.85771.3474
C21.69551.16342.2525
N32.85771.16343.2880
H41.34742.25253.2880

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 176.658 C2 S1 H4 94.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.166      
2 C 0.022      
3 N -0.307      
4 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.126 -3.394 0.000 3.576
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.042 -1.753 0.000
y -1.753 -28.861 0.000
z 0.000 0.000 -25.624
Traceless
 xyz
x 5.201 -1.753 0.000
y -1.753 -5.028 0.000
z 0.000 0.000 -0.173
Polar
3z2-r2-0.345
x2-y26.819
xy-1.753
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.526 -0.239 0.000
y -0.239 7.453 0.000
z 0.000 0.000 3.300


<r2> (average value of r2) Å2
<r2> 62.021
(<r2>)1/2 7.875