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

using model chemistry: B3LYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-1811.829433
Energy at 298.15K-1811.834137
HF Energy-1811.829433
Nuclear repulsion energy794.496311
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/6-311+G(3df,2p)
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 723 699 0.00      
2 A1 581 562 0.00      
3 A1 196 190 0.00      
4 A2 754 729 0.00      
5 A2 261 252 0.00      
6 B1 736 711 0.00      
7 B1 341 330 0.00      
8 B2 976 944 74.45      
9 B2 564 545 61.85      
10 B2 160 155 0.67      
11 E 763 738 2.43      
11 E 763 738 2.43      
12 E 709 686 106.78      
12 E 709 686 106.78      
13 E 525 508 6.05      
13 E 525 508 6.05      
14 E 328 317 22.20      
14 E 328 317 22.20      

Unscaled Zero Point Vibrational Energy (zpe) 4970.2 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 4806.2 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 B3LYP/6-311+G(3df,2p)
ABC
0.05034 0.05034 0.03919

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.299 1.299 0.000
N2 -1.299 1.299 0.000
N3 -1.299 -1.299 0.000
N4 1.299 -1.299 0.000
S5 0.000 1.374 0.968
S6 0.000 -1.374 0.968
S7 1.374 0.000 -0.968
S8 -1.374 0.000 -0.968

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.59723.67302.59721.62123.12461.62123.1246
N22.59722.59723.67301.62123.12463.12461.6212
N33.67302.59722.59723.12461.62123.12461.6212
N42.59723.67302.59723.12461.62121.62123.1246
S51.62121.62123.12463.12462.74712.74212.7421
S63.12463.12461.62121.62122.74712.74212.7421
S71.62123.12463.12461.62122.74212.74212.7471
S83.12461.62121.62123.12462.74212.74212.7471

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 106.448 N1 S7 N4 106.448
N2 S8 N3 106.448 N3 S6 N4 106.448
S5 N1 S7 115.489 S5 N2 S8 115.489
S6 N3 S8 115.489 S6 N4 S7 115.489
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.245      
2 N -0.245      
3 N -0.245      
4 N -0.245      
5 S 0.245      
6 S 0.245      
7 S 0.245      
8 S 0.245      


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 -77.025 0.000 0.000
y 0.000 -77.025 0.000
z 0.000 0.000 -67.722
Traceless
 xyz
x -4.652 0.000 0.000
y 0.000 -4.652 0.000
z 0.000 0.000 9.304
Polar
3z2-r218.608
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 17.146 0.000 0.000
y 0.000 17.146 0.000
z 0.000 0.000 13.052


<r2> (average value of r2) Å2
<r2> 321.285
(<r2>)1/2 17.924