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All results from a given calculation for HNS (Sulfur imide)

using model chemistry: HF/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/3-21G*
 hartrees
Energy at 0K-450.307403
Energy at 298.15K-450.308528
HF Energy-450.307403
Nuclear repulsion energy45.908769
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 HF/3-21G*
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' 3469 3131 3.59      
2 A' 1325 1196 77.20      
3 A' 1213 1094 3.80      

Unscaled Zero Point Vibrational Energy (zpe) 3003.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 2710.6 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 HF/3-21G*
ABC
21.58006 0.66143 0.64176

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.039 1.012 0.000
S2 0.039 -0.532 0.000
H3 -0.894 1.429 0.000

Atom - Atom Distances (Å)
  N1 S2 H3
N11.54421.0212
S21.54422.1711
H31.02122.1711

picture of Sulfur imide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N2 S1 H3 114.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.485      
2 S 0.154      
3 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.841 0.061 0.000 1.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.791 -2.966 0.000
y -2.966 -18.324 0.000
z 0.000 0.000 -17.824
Traceless
 xyz
x -1.717 -2.966 0.000
y -2.966 0.484 0.000
z 0.000 0.000 1.233
Polar
3z2-r22.466
x2-y2-1.467
xy-2.966
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.787 -0.466 0.000
y -0.466 4.412 0.000
z 0.000 0.000 1.539


<r2> (average value of r2) Å2
<r2> 26.220
(<r2>)1/2 5.121