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

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-1810.909200
Energy at 298.15K-1810.913638
HF Energy-1810.909200
Nuclear repulsion energy786.273179
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 PBEPBE/cc-pVTZ
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 693 689 0.00      
2 A1 554 550 0.00      
3 A1 192 190 0.00      
4 A2 692 687 0.00      
5 A2 240 238 0.00      
6 B1 710 705 0.00      
7 B1 326 324 0.00      
8 B2 915 909 49.17      
9 B2 534 530 51.80      
10 B2 164 162 0.30      
11 E 753 748 0.78      
11 E 753 748 0.78      
12 E 681 676 80.60      
12 E 681 676 80.60      
13 E 496 492 5.99      
13 E 496 492 5.99      
14 E 306 304 14.51      
14 E 306 304 14.51      

Unscaled Zero Point Vibrational Energy (zpe) 4745.4 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 4712.6 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 PBEPBE/cc-pVTZ
ABC
0.04937 0.04937 0.03864

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.321 1.321 0.000
N2 -1.321 1.321 0.000
N3 -1.321 -1.321 0.000
N4 1.321 -1.321 0.000
S5 0.000 1.372 0.982
S6 0.000 -1.372 0.982
S7 1.372 0.000 -0.982
S8 -1.372 0.000 -0.982

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.64223.73672.64221.64693.15631.64693.1563
N22.64222.64223.73671.64693.15633.15631.6469
N33.73672.64222.64223.15631.64693.15631.6469
N42.64223.73672.64223.15631.64691.64693.1563
S51.64691.64693.15633.15632.74402.76082.7608
S63.15633.15631.64691.64692.74402.76082.7608
S71.64693.15633.15631.64692.76082.76082.7440
S83.15631.64691.64693.15632.76082.76082.7440

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 106.681 N1 S7 N4 106.681
N2 S8 N3 106.681 N3 S6 N4 106.681
S5 N1 S7 113.897 S5 N2 S8 113.897
S6 N3 S8 113.897 S6 N4 S7 113.897
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.344      
2 N -0.344      
3 N -0.344      
4 N -0.344      
5 S 0.344      
6 S 0.344      
7 S 0.344      
8 S 0.344      


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 -76.231 0.000 0.000
y 0.000 -76.231 0.000
z 0.000 0.000 -67.099
Traceless
 xyz
x -4.566 0.000 0.000
y 0.000 -4.566 0.000
z 0.000 0.000 9.132
Polar
3z2-r218.264
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 15.866 0.000 0.000
y 0.000 15.866 0.000
z 0.000 0.000 12.226


<r2> (average value of r2) Å2
<r2> 325.636
(<r2>)1/2 18.045