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

using model chemistry: B3LYP/6-31G

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
 hartrees
Energy at 0K-491.544865
Energy at 298.15K-491.545409
HF Energy-491.544865
Nuclear repulsion energy76.604929
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
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' 2491 2397 11.74      
2 A' 2250 2164 10.32      
3 A' 959 922 17.15      
4 A' 637 613 1.17      
5 A' 335 322 4.24      
6 A" 380 365 1.01      

Unscaled Zero Point Vibrational Energy (zpe) 3525.5 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 3391.5 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
ABC
9.18659 0.18252 0.17896

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.073 -1.029 0.000
C2 0.000 0.728 0.000
N3 -0.018 1.903 0.000
H4 1.295 -1.225 0.000

Atom - Atom Distances (Å)
  S1 C2 N3 H4
S11.75792.93181.3816
C21.75791.17502.3425
N32.93181.17503.3914
H41.38162.34253.3914

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 176.752 C2 S1 H4 95.768
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.290      
2 C -0.122      
3 N -0.268      
4 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.320 -3.012 0.000 3.289
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.157 -2.059 0.000
y -2.059 -29.266 0.000
z 0.000 0.000 -25.441
Traceless
 xyz
x 5.196 -2.059 0.000
y -2.059 -5.467 0.000
z 0.000 0.000 0.270
Polar
3z2-r20.541
x2-y27.109
xy-2.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.241 -0.351 0.000
y -0.351 6.675 0.000
z 0.000 0.000 2.231


<r2> (average value of r2) Å2
<r2> 64.713
(<r2>)1/2 8.044