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

using model chemistry: B2PLYP=FULLultrafine/6-311+G(3df,2p)

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=FULLultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-1811.355986
Energy at 298.15K 
HF Energy-1810.576098
Nuclear repulsion energy789.012705
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=FULLultrafine/6-311+G(3df,2p)
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 706 706 0.00      
2 A1 569 569 0.00      
3 A1 182 182 0.00      
4 A2 752 752 0.00      
5 A2 242 242 0.00      
6 B1 722 722 0.00      
7 B1 328 328 0.00      
8 B2 970 970 58.65      
9 B2 550 550 59.51      
10 B2 158 158 0.44      
11 E 814 814 4.12      
11 E 814 814 4.12      
12 E 697 697 83.00      
12 E 697 697 83.00      
13 E 509 509 9.69      
13 E 509 509 9.69      
14 E 317 317 13.04      
14 E 317 317 13.04      

Unscaled Zero Point Vibrational Energy (zpe) 4926.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4926.0 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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
ABC
0.04969 0.04969 0.03821

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.305 1.305 0.000
N2 -1.305 1.305 0.000
N3 -1.305 -1.305 0.000
N4 1.305 -1.305 0.000
S5 0.000 1.399 0.963
S6 0.000 -1.399 0.963
S7 1.399 0.000 -0.963
S8 -1.399 0.000 -0.963

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.60993.69092.60991.62473.15331.62473.1533
N22.60992.60993.69091.62473.15333.15331.6247
N33.69092.60992.60993.15331.62473.15331.6247
N42.60993.69092.60993.15331.62471.62473.1533
S51.62471.62473.15333.15332.79842.76182.7618
S63.15333.15331.62471.62472.79842.76182.7618
S71.62473.15333.15331.62472.76182.76182.7984
S83.15331.62471.62473.15332.76182.76182.7984

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 106.869 N1 S7 N4 106.869
N2 S8 N3 106.869 N3 S6 N4 106.869
S5 N1 S7 116.408 S5 N2 S8 116.408
S6 N3 S8 116.408 S6 N4 S7 116.408
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability