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

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-1811.760471
Energy at 298.15K-1811.764894
HF Energy-1811.760471
Nuclear repulsion energy782.576762
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 TPSSh/TZVP
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 696 671 0.00      
2 A1 557 536 0.00      
3 A1 194 187 0.00      
4 A2 690 665 0.00      
5 A2 238 230 0.00      
6 B1 702 676 0.00      
7 B1 329 317 0.00      
8 B2 935 901 48.94      
9 B2 547 527 70.36      
10 B2 171 165 0.25      
11 E 744 717 0.14      
11 E 744 717 0.14      
12 E 676 651 102.07      
12 E 676 651 102.07      
13 E 491 474 5.48      
13 E 491 474 5.48      
14 E 300 289 23.93      
14 E 300 289 23.93      

Unscaled Zero Point Vibrational Energy (zpe) 4740.4 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 4568.3 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 TPSSh/TZVP
ABC
0.04887 0.04887 0.03820

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.323 1.323 0.000
N2 -1.323 1.323 0.000
N3 -1.323 -1.323 0.000
N4 1.323 -1.323 0.000
S5 0.000 1.385 0.986
S6 0.000 -1.385 0.986
S7 1.385 0.000 -0.986
S8 -1.385 0.000 -0.986

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.64553.74142.64551.65103.17071.65103.1707
N22.64552.64553.74141.65103.17073.17071.6510
N33.74142.64552.64553.17071.65103.17071.6510
N42.64553.74142.64553.17071.65101.65103.1707
S51.65101.65103.17073.17072.76982.77932.7793
S63.17073.17071.65101.65102.76982.77932.7793
S71.65103.17073.17071.65102.77932.77932.7698
S83.17071.65101.65103.17072.77932.77932.7698

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 106.489 N1 S7 N4 106.489
N2 S8 N3 106.489 N3 S6 N4 106.489
S5 N1 S7 114.642 S5 N2 S8 114.642
S6 N3 S8 114.642 S6 N4 S7 114.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.375      
2 N -0.375      
3 N -0.375      
4 N -0.375      
5 S 0.375      
6 S 0.375      
7 S 0.375      
8 S 0.375      


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


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 16.076 0.000 0.000
y 0.000 16.076 0.000
z 0.000 0.000 11.732


<r2> (average value of r2) Å2
<r2> 329.574
(<r2>)1/2 18.154