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

using model chemistry: TPSSh/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 TPSSh/6-311+G(3df,2p)
 hartrees
Energy at 0K-1811.863084
Energy at 298.15K-1811.867834
HF Energy-1811.863084
Nuclear repulsion energy798.403922
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/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 729 729 0.00      
2 A1 572 572 0.00      
3 A1 210 210 0.00      
4 A2 754 754 0.00      
5 A2 259 259 0.00      
6 B1 746 746 0.00      
7 B1 338 338 0.00      
8 B2 966 966 65.05      
9 B2 556 556 56.99      
10 B2 183 183 0.55      
11 E 783 783 5.12      
11 E 783 783 5.12      
12 E 717 717 93.01      
12 E 717 717 93.01      
13 E 517 517 5.70      
13 E 517 517 5.70      
14 E 325 325 16.33      
14 E 325 325 16.33      

Unscaled Zero Point Vibrational Energy (zpe) 4997.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4997.4 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/6-311+G(3df,2p)
ABC
0.05082 0.05082 0.04007

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

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.298 1.298 0.000
N2 -1.298 1.298 0.000
N3 -1.298 -1.298 0.000
N4 1.298 -1.298 0.000
S5 0.000 1.347 0.974
S6 0.000 -1.347 0.974
S7 1.347 0.000 -0.974
S8 -1.347 0.000 -0.974

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.59573.67092.59571.62343.10301.62343.1030
N22.59572.59573.67091.62343.10303.10301.6234
N33.67092.59572.59573.10301.62343.10301.6234
N42.59573.67092.59573.10301.62341.62343.1030
S51.62341.62343.10303.10302.69402.72462.7246
S63.10303.10301.62341.62342.69402.72462.7246
S71.62343.10303.10301.62342.72462.72462.6940
S83.10301.62341.62343.10302.72462.72462.6940

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 106.155 N1 S7 N4 106.155
N2 S8 N3 106.155 N3 S6 N4 106.155
S5 N1 S7 114.102 S5 N2 S8 114.102
S6 N3 S8 114.102 S6 N4 S7 114.102
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.223      
2 N -0.223      
3 N -0.223      
4 N -0.223      
5 S 0.223      
6 S 0.223      
7 S 0.223      
8 S 0.223      


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 16.711 0.000 0.000
y 0.000 16.711 0.000
z 0.000 0.000 13.027


<r2> (average value of r2) Å2
<r2> 316.999
(<r2>)1/2 17.804