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/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-1811.401558
Energy at 298.15K-1811.406263
HF Energy-1811.401558
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/6-31+G**
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 745 709 0.00      
2 A1 581 553 0.00      
3 A1 203 193 0.00      
4 A2 787 749 0.00      
5 A2 263 250 0.00      
6 B1 754 718 0.00      
7 B1 344 327 0.00      
8 B2 1021 973 70.91      
9 B2 578 550 87.13      
10 B2 155 148 0.37      
11 E 785 748 0.41      
11 E 785 748 0.41      
12 E 727 692 136.77      
12 E 727 692 136.77      
13 E 522 497 7.41      
13 E 522 497 7.41      
14 E 307 292 36.91      
14 E 307 292 36.91      

Unscaled Zero Point Vibrational Energy (zpe) 5056.0 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 4814.9 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 wB97X-D/6-31+G**
ABC
0.04996 0.04996 0.03903

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.303 1.303 0.000
N2 -1.303 1.303 0.000
N3 -1.303 -1.303 0.000
N4 1.303 -1.303 0.000
S5 0.000 1.374 0.975
S6 0.000 -1.374 0.975
S7 1.374 0.000 -0.975
S8 -1.374 0.000 -0.975

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.60693.68672.60691.62913.13371.62913.1337
N22.60692.60693.68671.62913.13373.13371.6291
N33.68672.60692.60693.13371.62913.13371.6291
N42.60693.68672.60693.13371.62911.62913.1337
S51.62911.62913.13373.13372.74892.75282.7528
S63.13373.13371.62911.62912.74892.75282.7528
S71.62913.13373.13371.62912.75282.75282.7489
S83.13371.62911.62913.13372.75282.75282.7489

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 106.279 N1 S7 N4 106.279
N2 S8 N3 106.279 N3 S6 N4 106.279
S5 N1 S7 115.321 S5 N2 S8 115.321
S6 N3 S8 115.321 S6 N4 S7 115.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.568      
2 N -0.568      
3 N -0.568      
4 N -0.568      
5 S 0.568      
6 S 0.568      
7 S 0.568      
8 S 0.568      


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 -78.776 0.000 0.000
y 0.000 -78.776 0.000
z 0.000 0.000 -66.717
Traceless
 xyz
x -6.029 0.000 0.000
y 0.000 -6.029 0.000
z 0.000 0.000 12.059
Polar
3z2-r224.118
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 16.762 0.000 0.000
y 0.000 16.762 0.000
z 0.000 0.000 11.728


<r2> (average value of r2) Å2
<r2> 323.536
(<r2>)1/2 17.987