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

using model chemistry: B3LYP/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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-1811.826795
Energy at 298.15K-1811.831407
HF Energy-1811.826795
Nuclear repulsion energy789.996979
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 B3LYP/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 711 688 0.00      
2 A1 574 556 0.00      
3 A1 197 190 0.00      
4 A2 724 701 0.00      
5 A2 257 249 0.00      
6 B1 720 697 0.00      
7 B1 339 328 0.00      
8 B2 955 924 62.90      
9 B2 554 536 61.03      
10 B2 160 155 0.76      
11 E 747 723 0.55      
11 E 747 723 0.55      
12 E 695 672 105.09      
12 E 695 672 105.09      
13 E 518 501 5.37      
13 E 518 501 5.37      
14 E 318 307 21.67      
14 E 318 307 21.67      

Unscaled Zero Point Vibrational Energy (zpe) 4873.5 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 4715.1 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 B3LYP/aug-cc-pVTZ
ABC
0.04979 0.04979 0.03888

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.309 1.309 0.000
N2 -1.309 1.309 0.000
N3 -1.309 -1.309 0.000
N4 1.309 -1.309 0.000
S5 0.000 1.375 0.976
S6 0.000 -1.375 0.976
S7 1.375 0.000 -0.976
S8 -1.375 0.000 -0.976

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.61763.70182.61761.63393.14121.63393.1412
N22.61762.61763.70181.63393.14123.14121.6339
N33.70182.61762.61763.14121.63393.14121.6339
N42.61763.70182.61763.14121.63391.63393.1412
S51.63391.63393.14123.14122.74962.75492.7549
S63.14123.14121.63391.63392.74962.75492.7549
S71.63393.14123.14121.63392.75492.75492.7496
S83.14121.63391.63393.14122.75492.75492.7496

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 106.454 N1 S7 N4 106.454
N2 S8 N3 106.454 N3 S6 N4 106.454
S5 N1 S7 114.927 S5 N2 S8 114.927
S6 N3 S8 114.927 S6 N4 S7 114.927
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.754      
2 N -0.754      
3 N -0.754      
4 N -0.754      
5 S 0.754      
6 S 0.754      
7 S 0.754      
8 S 0.754      


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 -77.351 0.000 0.000
y 0.000 -77.351 0.000
z 0.000 0.000 -67.522
Traceless
 xyz
x -4.914 0.000 0.000
y 0.000 -4.914 0.000
z 0.000 0.000 9.829
Polar
3z2-r219.657
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 17.370 0.000 0.000
y 0.000 17.370 0.000
z 0.000 0.000 13.280


<r2> (average value of r2) Å2
<r2> 324.106
(<r2>)1/2 18.003