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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-1811.629655
Energy at 298.15K-1811.634284
HF Energy-1811.629655
Nuclear repulsion energy792.952452
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 B1B95/6-31G**
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 734 701 0.00      
2 A1 576 550 0.00      
3 A1 197 188 0.00      
4 A2 760 726 0.00      
5 A2 250 238 0.00      
6 B1 751 717 0.00      
7 B1 341 325 0.00      
8 B2 997 952 69.65      
9 B2 565 540 88.89      
10 B2 176 168 0.06      
11 E 782 747 0.87      
11 E 782 747 0.87      
12 E 722 689 109.38      
12 E 722 689 109.38      
13 E 511 488 11.05      
13 E 511 488 11.05      
14 E 300 287 28.29      
14 E 300 287 28.29      

Unscaled Zero Point Vibrational Energy (zpe) 4987.9 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 4762.5 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 B1B95/6-31G**
ABC
0.05017 0.05017 0.03914

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.305 1.305 0.000
N2 -1.305 1.305 0.000
N3 -1.305 -1.305 0.000
N4 1.305 -1.305 0.000
S5 0.000 1.370 0.971
S6 0.000 -1.370 0.971
S7 1.370 0.000 -0.971
S8 -1.370 0.000 -0.971

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.60933.69012.60931.62783.13031.62783.1303
N22.60932.60933.69011.62783.13033.13031.6278
N33.69012.60932.60933.13031.62783.13031.6278
N42.60933.69012.60933.13031.62781.62783.1303
S51.62781.62783.13033.13032.73972.74352.7435
S63.13033.13031.62781.62782.73972.74352.7435
S71.62783.13033.13031.62782.74352.74352.7397
S83.13031.62781.62783.13032.74352.74352.7397

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 106.540 N1 S7 N4 106.540
N2 S8 N3 106.540 N3 S6 N4 106.540
S5 N1 S7 114.850 S5 N2 S8 114.850
S6 N3 S8 114.850 S6 N4 S7 114.850
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.639      
2 N -0.639      
3 N -0.639      
4 N -0.639      
5 S 0.639      
6 S 0.639      
7 S 0.639      
8 S 0.639      


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 -77.280 0.000 0.000
y 0.000 -77.280 0.000
z 0.000 0.000 -66.371
Traceless
 xyz
x -5.454 0.000 0.000
y 0.000 -5.454 0.000
z 0.000 0.000 10.909
Polar
3z2-r221.818
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 14.619 0.000 0.000
y 0.000 14.619 0.000
z 0.000 0.000 10.444


<r2> (average value of r2) Å2
<r2> 321.792
(<r2>)1/2 17.939