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

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-451.053325
Energy at 298.15K-451.054410
HF Energy-451.053325
Nuclear repulsion energy44.109221
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 PBEPBE/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 2884 2750 38.60      
2 A' 1245 1187 23.07      
3 A' 971 926 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 2549.7 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 2431.2 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 PBEPBE/3-21G*
ABC
18.19173 0.61395 0.59391

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.042 1.059 0.000
S2 0.042 -0.551 0.000
H3 -0.969 1.411 0.000

Atom - Atom Distances (Å)
  N1 S2 H3
N11.60991.0708
S21.60992.2077
H31.07082.2077

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 109.227
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.424      
2 S 0.139      
3 H 0.285      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.669 0.028 0.000 1.669
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.490 -2.628 0.000
y -2.628 -18.491 0.000
z 0.000 0.000 -17.615
Traceless
 xyz
x -1.437 -2.628 0.000
y -2.628 0.061 0.000
z 0.000 0.000 1.376
Polar
3z2-r22.751
x2-y2-0.998
xy-2.628
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.046 -0.527 0.000
y -0.527 4.241 0.000
z 0.000 0.000 1.592


<r2> (average value of r2) Å2
<r2> 27.253
(<r2>)1/2 5.220