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

using model chemistry: B1B95/STO-3G

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/STO-3G
 hartrees
Energy at 0K-1791.221062
Energy at 298.15K-1791.224696
HF Energy-1791.221062
Nuclear repulsion energy758.534575
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/STO-3G
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 752 664 0.00      
2 A1 544 480 0.00      
3 A1 255 225 0.00      
4 A2 612 541 0.00      
5 A2 212 188 0.00      
6 B1 720 635 0.00      
7 B1 331 292 0.00      
8 B2 952 840 1.71      
9 B2 482 426 46.10      
10 B2 236 209 0.16      
11 E 812 717 8.87      
11 E 812 717 8.87      
12 E 683 603 10.43      
12 E 683 603 10.43      
13 E 470 415 1.82      
13 E 470 415 1.82      
14 E 200 176 21.71      
14 E 200 176 21.71      

Unscaled Zero Point Vibrational Energy (zpe) 4712.3 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 4161.0 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/STO-3G
ABC
0.04556 0.04556 0.03814

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.374 1.374 0.000
N2 -1.374 1.374 0.000
N3 -1.374 -1.374 0.000
N4 1.374 -1.374 0.000
S5 0.000 1.342 1.079
S6 0.000 -1.342 1.079
S7 1.342 0.000 -1.079
S8 -1.342 0.000 -1.079

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.74853.88692.74851.74783.23021.74783.2302
N22.74852.74853.88691.74783.23023.23021.7478
N33.88692.74852.74853.23021.74783.23021.7478
N42.74853.88692.74853.23021.74781.74783.2302
S51.74781.74783.23023.23022.68502.87502.8750
S63.23023.23021.74781.74782.68502.87502.8750
S71.74783.23023.23021.74782.87502.87502.6850
S83.23021.74781.74783.23022.87502.87502.6850

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 103.677 N1 S7 N4 103.677
N2 S8 N3 103.677 N3 S6 N4 103.677
S5 N1 S7 110.663 S5 N2 S8 110.663
S6 N3 S8 110.663 S6 N4 S7 110.663
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.376      
2 N -0.376      
3 N -0.376      
4 N -0.376      
5 S 0.376      
6 S 0.376      
7 S 0.376      
8 S 0.376      


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 -71.426 0.000 0.000
y 0.000 -71.426 0.000
z 0.000 0.000 -60.248
Traceless
 xyz
x -5.589 0.000 0.000
y 0.000 -5.589 0.000
z 0.000 0.000 11.178
Polar
3z2-r222.357
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 9.613 0.000 0.000
y 0.000 9.613 0.000
z 0.000 0.000 6.037


<r2> (average value of r2) Å2
<r2> 337.961
(<r2>)1/2 18.384