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

using model chemistry: PBEPBEultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at PBEPBEultrafine/TZVP
 hartrees
Energy at 0K-1810.817172
Energy at 298.15K-1810.821346
HF Energy-1810.817172
Nuclear repulsion energy774.070838
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 PBEPBEultrafine/TZVP
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 669 661 0.00      
2 A1 544 538 0.00      
3 A1 175 173 0.00      
4 A2 654 646 0.00      
5 A2 222 219 0.00      
6 B1 676 668 0.00      
7 B1 316 313 0.00      
8 B2 903 893 40.60      
9 B2 534 528 64.28      
10 B2 150 148 0.07      
11 E 731 722 0.59      
11 E 731 722 0.59      
12 E 648 640 89.00      
12 E 648 640 89.00      
13 E 475 470 6.29      
13 E 475 470 6.29      
14 E 292 289 19.76      
14 E 292 289 19.76      

Unscaled Zero Point Vibrational Energy (zpe) 4567.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 4515.3 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 PBEPBEultrafine/TZVP
ABC
0.04787 0.04787 0.03699

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/TZVP

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.337 1.337 0.000
N2 -1.337 1.337 0.000
N3 -1.337 -1.337 0.000
N4 1.337 -1.337 0.000
S5 0.000 1.414 0.986
S6 0.000 -1.414 0.986
S7 1.414 0.000 -0.986
S8 -1.414 0.000 -0.986

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.67303.78022.67301.66263.21281.66263.2128
N22.67302.67303.78021.66263.21283.21281.6626
N33.78022.67302.67303.21281.66263.21281.6626
N42.67303.78022.67303.21281.66261.66263.2128
S51.66261.66263.21283.21282.82742.80812.8081
S63.21283.21281.66261.66262.82742.80812.8081
S71.66263.21283.21281.66262.80812.80812.8274
S83.21281.66261.66263.21282.80812.80812.8274

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 106.999 N1 S7 N4 106.999
N2 S8 N3 106.999 N3 S6 N4 106.999
S5 N1 S7 115.233 S5 N2 S8 115.233
S6 N3 S8 115.233 S6 N4 S7 115.233
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.363      
2 N -0.363      
3 N -0.363      
4 N -0.363      
5 S 0.363      
6 S 0.363      
7 S 0.363      
8 S 0.363      


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 -78.547 0.000 0.000
y 0.000 -78.547 0.000
z 0.000 0.000 -67.522
Traceless
 xyz
x -5.512 0.000 0.000
y 0.000 -5.512 0.000
z 0.000 0.000 11.024
Polar
3z2-r222.049
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 16.482 0.000 0.000
y 0.000 16.482 0.000
z 0.000 0.000 12.051


<r2> (average value of r2) Å2
<r2> 336.916
(<r2>)1/2 18.355