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: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-1810.918001
Energy at 298.15K-1810.922452
HF Energy-1810.918001
Nuclear repulsion energy786.405346
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 PBEPBEultrafine/aug-cc-pVTZ
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 693 685 0.00      
2 A1 553 547 0.00      
3 A1 194 192 0.00      
4 A2 695 687 0.00      
5 A2 242 239 0.00      
6 B1 708 700 0.00      
7 B1 325 322 0.00      
8 B2 915 905 45.24      
9 B2 533 527 51.08      
10 B2 165 163 0.43      
11 E 755 747 1.33      
11 E 755 747 1.33      
12 E 680 672 83.89      
12 E 680 672 83.89      
13 E 496 490 5.45      
13 E 496 490 5.45      
14 E 308 304 13.15      
14 E 308 304 13.15      

Unscaled Zero Point Vibrational Energy (zpe) 4749.4 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 4696.2 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
0.04937 0.04937 0.03872

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.320 1.320 0.000
N2 -1.320 1.320 0.000
N3 -1.320 -1.320 0.000
N4 1.320 -1.320 0.000
S5 0.000 1.370 0.984
S6 0.000 -1.370 0.984
S7 1.370 0.000 -0.984
S8 -1.370 0.000 -0.984

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.64083.73462.64081.64733.15441.64733.1544
N22.64082.64083.73461.64733.15443.15441.6473
N33.73462.64082.64083.15441.64733.15441.6473
N42.64083.73462.64083.15441.64731.64733.1544
S51.64731.64733.15443.15442.74052.76142.7614
S63.15443.15441.64731.64732.74052.76142.7614
S71.64733.15443.15441.64732.76142.76142.7405
S83.15441.64731.64733.15442.76142.76142.7405

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 106.559 N1 S7 N4 106.559
N2 S8 N3 106.559 N3 S6 N4 106.559
S5 N1 S7 113.899 S5 N2 S8 113.899
S6 N3 S8 113.899 S6 N4 S7 113.899
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.680      
2 N -0.680      
3 N -0.680      
4 N -0.680      
5 S 0.680      
6 S 0.680      
7 S 0.680      
8 S 0.680      


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 -76.886 0.000 0.000
y 0.000 -76.886 0.000
z 0.000 0.000 -67.659
Traceless
 xyz
x -4.614 0.000 0.000
y 0.000 -4.614 0.000
z 0.000 0.000 9.227
Polar
3z2-r218.454
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 17.485 0.000 0.000
y 0.000 17.485 0.000
z 0.000 0.000 13.709


<r2> (average value of r2) Å2
<r2> 325.822
(<r2>)1/2 18.051