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

using model chemistry: B2PLYP=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 B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-1811.191444
Energy at 298.15K-1811.195946
HF Energy-1810.570641
Nuclear repulsion energy785.046348
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 B2PLYP=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 698 667 0.00      
2 A1 563 538 0.00      
3 A1 181 173 0.00      
4 A2 722 690 0.00      
5 A2 237 227 0.00      
6 B1 714 682 0.00      
7 B1 328 314 0.00      
8 B2 952 910 53.42      
9 B2 542 518 59.20      
10 B2 158 151 0.32      
11 E 800 765 2.37      
11 E 800 765 2.37      
12 E 688 657 74.69      
12 E 688 657 74.69      
13 E 503 481 9.34      
13 E 503 481 9.34      
14 E 307 293 13.60      
14 E 307 293 13.60      

Unscaled Zero Point Vibrational Energy (zpe) 4844.7 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 4630.6 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 B2PLYP=FULL/cc-pVTZ
ABC
0.04923 0.04923 0.03796

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.316 1.316 0.000
N2 -1.316 1.316 0.000
N3 -1.316 -1.316 0.000
N4 1.316 -1.316 0.000
S5 0.000 1.399 0.970
S6 0.000 -1.399 0.970
S7 1.399 0.000 -0.970
S8 -1.399 0.000 -0.970

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.63193.72212.63191.63703.16881.63703.1688
N22.63192.63193.72211.63703.16883.16881.6370
N33.72212.63192.63193.16881.63703.16881.6370
N42.63193.72212.63193.16881.63701.63703.1688
S51.63701.63703.16883.16882.79702.77072.7707
S63.16883.16881.63701.63702.79702.77072.7707
S71.63703.16883.16881.63702.77072.77072.7970
S83.16881.63701.63703.16882.77072.77072.7970

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 107.003 N1 S7 N4 107.003
N2 S8 N3 107.003 N3 S6 N4 107.003
S5 N1 S7 115.615 S5 N2 S8 115.615
S6 N3 S8 115.615 S6 N4 S7 115.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability