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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-1811.643649
Energy at 298.15K-1811.648274
HF Energy-1811.643649
Nuclear repulsion energy793.248268
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 B1B95/6-31+G**
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 734 702 0.00      
2 A1 572 547 0.00      
3 A1 197 189 0.00      
4 A2 763 730 0.00      
5 A2 252 241 0.00      
6 B1 747 715 0.00      
7 B1 333 318 0.00      
8 B2 997 954 65.15      
9 B2 567 542 82.49      
10 B2 172 164 0.15      
11 E 785 751 0.79      
11 E 785 751 0.79      
12 E 719 687 119.63      
12 E 719 687 119.63      
13 E 508 486 9.13      
13 E 508 486 9.13      
14 E 302 288 28.78      
14 E 302 288 28.78      

Unscaled Zero Point Vibrational Energy (zpe) 4980.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 4764.1 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 B1B95/6-31+G**
ABC
0.05018 0.05018 0.03921

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

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.302 1.302 0.000
N2 -1.302 1.302 0.000
N3 -1.302 -1.302 0.000
N4 1.302 -1.302 0.000
S5 0.000 1.370 0.973
S6 0.000 -1.370 0.973
S7 1.370 0.000 -0.973
S8 -1.370 0.000 -0.973

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.60463.68352.60461.62693.12751.62693.1275
N22.60462.60463.68351.62693.12753.12751.6269
N33.68352.60462.60463.12751.62693.12751.6269
N42.60463.68352.60463.12751.62691.62693.1275
S51.62691.62693.12753.12752.73912.74522.7452
S63.12753.12751.62691.62692.73912.74522.7452
S71.62693.12753.12751.62692.74522.74522.7391
S83.12751.62691.62693.12752.74522.74522.7391

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 106.354 N1 S7 N4 106.354
N2 S8 N3 106.354 N3 S6 N4 106.354
S5 N1 S7 115.068 S5 N2 S8 115.068
S6 N3 S8 115.068 S6 N4 S7 115.068
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.543      
2 N -0.543      
3 N -0.543      
4 N -0.543      
5 S 0.543      
6 S 0.543      
7 S 0.543      
8 S 0.543      


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 -78.329 0.000 0.000
y 0.000 -78.329 0.000
z 0.000 0.000 -66.926
Traceless
 xyz
x -5.702 0.000 0.000
y 0.000 -5.702 0.000
z 0.000 0.000 11.404
Polar
3z2-r222.807
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 16.437 0.000 0.000
y 0.000 16.437 0.000
z 0.000 0.000 11.802


<r2> (average value of r2) Å2
<r2> 322.130
(<r2>)1/2 17.948