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

using model chemistry: B97D3/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at B97D3/3-21G*
 hartrees
Energy at 0K-1802.883675
Energy at 298.15K-1802.887428
HF Energy-1802.883675
Nuclear repulsion energy760.435846
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 B97D3/3-21G*
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 603 603 0.00      
2 A1 564 564 0.00      
3 A1 157 157 0.00      
4 A2 616 616 0.00      
5 A2 178 178 0.00      
6 B1 608 608 0.00      
7 B1 314 314 0.00      
8 B2 893 893 40.53      
9 B2 517 517 75.79      
10 B2 138 138 0.13      
11 E 670 670 7.59      
11 E 670 670 7.59      
12 E 589 589 54.59      
12 E 589 589 54.59      
13 E 474 474 22.90      
13 E 474 474 22.90      
14 E 273 273 22.16      
14 E 273 273 22.16      

Unscaled Zero Point Vibrational Energy (zpe) 4299.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4299.2 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 B97D3/3-21G*
ABC
0.04637 0.04637 0.03410

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G*

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.353 1.353 0.000
N2 -1.353 1.353 0.000
N3 -1.353 -1.353 0.000
N4 1.353 -1.353 0.000
S5 0.000 1.504 0.954
S6 0.000 -1.504 0.954
S7 1.504 0.000 -0.954
S8 -1.504 0.000 -0.954

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.70573.82642.70571.66223.30191.66223.3019
N22.70572.70573.82641.66223.30193.30191.6622
N33.82642.70572.70573.30191.66223.30191.6622
N42.70573.82642.70573.30191.66221.66223.3019
S51.66221.66223.30193.30193.00832.85742.8574
S63.30193.30191.66221.66223.00832.85742.8574
S71.66223.30193.30191.66222.85742.85743.0083
S83.30191.66221.66223.30192.85742.85743.0083

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 108.953 N1 S7 N4 108.953
N2 S8 N3 108.953 N3 S6 N4 108.953
S5 N1 S7 118.521 S5 N2 S8 118.521
S6 N3 S8 118.521 S6 N4 S7 118.521
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.581      
2 N -0.581      
3 N -0.581      
4 N -0.581      
5 S 0.581      
6 S 0.581      
7 S 0.581      
8 S 0.581      


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 -76.872 0.000 0.000
y 0.000 -76.872 0.000
z 0.000 0.000 -67.688
Traceless
 xyz
x -4.592 0.000 0.000
y 0.000 -4.592 0.000
z 0.000 0.000 9.184
Polar
3z2-r218.368
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 14.767 0.000 0.000
y 0.000 14.767 0.000
z 0.000 0.000 9.775


<r2> (average value of r2) Å2
<r2> 351.623
(<r2>)1/2 18.752