return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for S4N4 (Tetrasulfur tetranitride)

using model chemistry: wB97X-D/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at wB97X-D/CEP-31G
 hartrees
Energy at 0K-79.655815
Energy at 298.15K-79.658760
HF Energy-79.655815
Nuclear repulsion energy 
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 wB97X-D/CEP-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 A1 601 601 0.00      
2 A1 513 513 0.00      
3 A1 168 168 0.00      
4 A2 509 509 0.00      
5 A2 159 159 0.00      
6 B1 518 518 0.00      
7 B1 289 289 0.00      
8 B2 831 831 11.85      
9 B2 472 472 76.31      
10 B2 171 171 0.23      
11 E 632 632 33.10      
11 E 632 632 33.10      
12 E 494 494 25.90      
12 E 494 494 25.90      
13 E 432 432 15.02      
13 E 432 432 15.02      
14 E 151 151 48.55      
14 E 151 151 48.55      

Unscaled Zero Point Vibrational Energy (zpe) 3824.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3824.0 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 wB97X-D/CEP-31G
ABC
0.04190 0.04190 0.03250

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.420 1.420 0.000
N2 -1.420 1.420 0.000
N3 -1.420 -1.420 0.000
N4 1.420 -1.420 0.000
S5 0.000 1.513 1.057
S6 0.000 -1.513 1.057
S7 1.513 0.000 -1.057
S8 -1.513 0.000 -1.057

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.84044.01692.84041.77293.42611.77293.4261
N22.84042.84044.01691.77293.42613.42611.7729
N34.01692.84042.84043.42611.77293.42611.7729
N42.84044.01692.84043.42611.77291.77293.4261
S51.77291.77293.42613.42613.02593.00823.0082
S63.42613.42611.77291.77293.02593.00823.0082
S71.77293.42613.42611.77293.00823.00823.0259
S83.42611.77291.77293.42613.00823.00823.0259

picture of Tetrasulfur tetranitride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S5 N2 106.458 N1 S7 N4 106.458
N2 S8 N3 106.458 N3 S6 N4 106.458
S5 N1 S7 116.068 S5 N2 S8 116.068
S6 N3 S8 116.068 S6 N4 S7 116.068
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.526      
2 N -0.526      
3 N -0.526      
4 N -0.526      
5 S 0.526      
6 S 0.526      
7 S 0.526      
8 S 0.526      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -81.167 0.000 0.000
y 0.000 -81.167 0.000
z 0.000 0.000 -66.344
Traceless
 xyz
x -7.412 0.000 0.000
y 0.000 -7.412 0.000
z 0.000 0.000 14.824
Polar
3z2-r229.647
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 18.077 0.000 0.000
y 0.000 18.077 0.000
z 0.000 0.000 11.422


<r2> (average value of r2) Å2
<r2> 210.050
(<r2>)1/2 14.493