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

using model chemistry: B3LYP/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 B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-491.625673
Energy at 298.15K-491.626314
HF Energy-491.625673
Nuclear repulsion energy78.708572
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 B3LYP/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' 2662 2568 1.55      
2 A' 2297 2216 16.37      
3 A' 981 947 7.44      
4 A' 701 677 0.23      
5 A' 352 340 4.48      
6 A" 418 404 1.65      

Unscaled Zero Point Vibrational Energy (zpe) 3705.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 3575.9 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 B3LYP/6-31G(2df,p)
ABC
9.61263 0.19331 0.18950

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.071 -0.998 0.000
C2 0.000 0.695 0.000
N3 -0.018 1.855 0.000
H4 1.266 -1.182 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.69442.85351.3496
C21.69441.16022.2634
N32.85351.16023.2966
H41.34962.26343.2966

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 176.714 C2 S1 H4 95.403
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.107      
2 C 0.167      
3 N -0.260      
4 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.955 -3.198 0.000 3.338
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.605 -1.525 0.000
y -1.525 -28.112 0.000
z 0.000 0.000 -25.045
Traceless
 xyz
x 4.974 -1.525 0.000
y -1.525 -4.787 0.000
z 0.000 0.000 -0.187
Polar
3z2-r2-0.374
x2-y26.507
xy-1.525
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.563 -0.225 0.000
y -0.225 6.902 0.000
z 0.000 0.000 3.114


<r2> (average value of r2) Å2
<r2> 61.567
(<r2>)1/2 7.846