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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-1807.803793
Energy at 298.15K-1807.809672
HF Energy-1807.803793
Nuclear repulsion energy832.774924
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 HF/Def2TZVPP
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 857 777 0.00      
2 A1 653 592 0.00      
3 A1 293 265 0.00      
4 A2 886 803 0.00      
5 A2 350 317 0.00      
6 B1 869 787 0.00      
7 B1 421 381 0.00      
8 B2 1098 995 174.34      
9 B2 656 594 94.18      
10 B2 242 219 1.86      
11 E 878 795 92.82      
11 E 878 795 92.82      
12 E 823 746 92.82      
12 E 823 746 92.83      
13 E 641 581 0.55      
13 E 641 581 0.55      
14 E 427 387 46.24      
14 E 427 387 46.24      

Unscaled Zero Point Vibrational Energy (zpe) 5930.3 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 5375.2 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 HF/Def2TZVPP
ABC
0.05498 0.05498 0.04586

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.229 1.229 0.000
N2 -1.229 1.229 0.000
N3 -1.229 -1.229 0.000
N4 1.229 -1.229 0.000
S5 0.000 1.134 1.002
S6 0.000 -1.134 1.002
S7 1.134 0.000 -1.002
S8 -1.134 0.000 -1.002

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.45813.47632.45811.58832.84591.58832.8459
N22.45812.45813.47631.58832.84592.84591.5883
N33.47632.45812.45812.84591.58832.84591.5883
N42.45813.47632.45812.84591.58831.58832.8459
S51.58831.58832.84592.84592.26842.56632.5663
S62.84592.84591.58831.58832.26842.56632.5663
S71.58832.84592.84591.58832.56632.56632.2684
S82.84591.58831.58832.84592.56632.56632.2684

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 101.394 N1 S7 N4 101.394
N2 S8 N3 101.394 N3 S6 N4 101.394
S5 N1 S7 107.773 S5 N2 S8 107.773
S6 N3 S8 107.773 S6 N4 S7 107.773
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.526      
2 N -0.526      
3 N -0.526      
4 N -0.526      
5 S 0.526      
6 S 0.526      
7 S 0.526      
8 S 0.526      


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 -78.875 0.000 0.000
y 0.000 -78.875 0.000
z 0.000 0.000 -65.991
Traceless
 xyz
x -6.442 0.000 0.000
y 0.000 -6.442 0.000
z 0.000 0.000 12.883
Polar
3z2-r225.767
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 14.117 0.000 0.000
y 0.000 14.117 0.000
z 0.000 0.000 11.027


<r2> (average value of r2) Å2
<r2> 291.904
(<r2>)1/2 17.085