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

using model chemistry: MP3=FULL/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 MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-1809.532859
Energy at 298.15K-1809.538102
HF Energy-1807.790104
Nuclear repulsion energy812.413179
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 MP3=FULL/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 789 736 0.00      
2 A1 605 564 0.00      
3 A1 249 232 0.00      
4 A2 808 754 0.00      
5 A2 297 277 0.00      
6 B1 804 750 0.00      
7 B1 375 350 0.00      
8 B2 1033 964 117.59      
9 B2 593 553 75.46      
10 B2 192 179 1.20      
11 E 817 762 40.79      
11 E 817 762 40.79      
12 E 773 721 94.36      
12 E 773 721 94.36      
13 E 565 527 3.45      
13 E 565 527 3.45      
14 E 359 335 23.54      
14 E 359 335 23.54      

Unscaled Zero Point Vibrational Energy (zpe) 5386.6 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 5023.6 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 MP3=FULL/cc-pVTZ
ABC
0.05248 0.05248 0.04267

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.282 1.282 0.000
N2 -1.282 1.282 0.000
N3 -1.282 -1.282 0.000
N4 1.282 -1.282 0.000
S5 0.000 1.284 0.983
S6 0.000 -1.284 0.983
S7 1.284 0.000 -0.983
S8 -1.284 0.000 -0.983

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.56463.62702.56461.61603.03271.61603.0327
N22.56462.56463.62701.61603.03273.03271.6160
N33.62702.56462.56463.03271.61603.03271.6160
N42.56463.62702.56463.03271.61601.61603.0327
S51.61601.61603.03273.03272.56792.67692.6769
S63.03273.03271.61601.61602.56792.67692.6769
S71.61603.03273.03271.61602.67692.67692.5679
S83.03271.61601.61603.03272.67692.67692.5679

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 105.027 N1 S7 N4 105.027
N2 S8 N3 105.027 N3 S6 N4 105.027
S5 N1 S7 111.837 S5 N2 S8 111.837
S6 N3 S8 111.837 S6 N4 S7 111.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability