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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-1811.429094
Energy at 298.15K-1811.433658
HF Energy-1811.429094
Nuclear repulsion energy787.676783
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 B3PW91/6-311G*
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 712 686 0.00      
2 A1 580 559 0.00      
3 A1 192 185 0.00      
4 A2 735 708 0.00      
5 A2 247 238 0.00      
6 B1 715 689 0.00      
7 B1 339 326 0.00      
8 B2 978 942 70.93      
9 B2 568 547 88.96      
10 B2 164 158 0.28      
11 E 759 731 0.23      
11 E 759 731 0.23      
12 E 693 667 115.35      
12 E 693 667 115.35      
13 E 512 493 9.46      
13 E 512 493 9.46      
14 E 312 300 30.94      
14 E 312 300 30.94      

Unscaled Zero Point Vibrational Energy (zpe) 4891.5 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 4709.0 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 B3PW91/6-311G*
ABC
0.04948 0.04948 0.03839

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.308 1.308 0.000
N2 -1.308 1.308 0.000
N3 -1.308 -1.308 0.000
N4 1.308 -1.308 0.000
S5 0.000 1.391 0.973
S6 0.000 -1.391 0.973
S7 1.391 0.000 -0.973
S8 -1.391 0.000 -0.973

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.61623.69982.61621.63253.15331.63253.1533
N22.61622.61623.69981.63253.15333.15331.6325
N33.69982.61622.61623.15331.63253.15331.6325
N42.61623.69982.61623.15331.63251.63253.1533
S51.63251.63253.15333.15332.78212.76732.7673
S63.15333.15331.63251.63252.78212.76732.7673
S71.63253.15333.15331.63252.76732.76732.7821
S83.15331.63251.63253.15332.76732.76732.7821

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 106.510 N1 S7 N4 106.510
N2 S8 N3 106.510 N3 S6 N4 106.510
S5 N1 S7 115.898 S5 N2 S8 115.898
S6 N3 S8 115.898 S6 N4 S7 115.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.588      
2 N -0.588      
3 N -0.588      
4 N -0.588      
5 S 0.588      
6 S 0.588      
7 S 0.588      
8 S 0.588      


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 -78.567 0.000 0.000
y 0.000 -78.567 0.000
z 0.000 0.000 -66.552
Traceless
 xyz
x -6.007 0.000 0.000
y 0.000 -6.007 0.000
z 0.000 0.000 12.014
Polar
3z2-r224.029
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 15.465 0.000 0.000
y 0.000 15.465 0.000
z 0.000 0.000 11.032


<r2> (average value of r2) Å2
<r2> 326.836
(<r2>)1/2 18.079