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

using model chemistry: B2PLYP=FULLultrafine/6-311G*

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/6-311G*
 hartrees
Energy at 0K-1811.089615
Energy at 298.15K 
HF Energy-1810.446527
Nuclear repulsion energy769.236673
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/6-311G*
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 662 662 0.00      
2 A1 564 564 0.00      
3 A1 159 159 0.00      
4 A2 690 690 0.00      
5 A2 205 205 0.00      
6 B1 668 668 0.00      
7 B1 314 314 0.00      
8 B2 949 949 52.63      
9 B2 542 542 84.68      
10 B2 138 138 0.01      
11 E 794 794 0.20      
11 E 794 794 0.20      
12 E 645 645 77.40      
12 E 645 645 77.40      
13 E 488 488 17.26      
13 E 488 488 17.26      
14 E 292 292 17.72      
14 E 292 292 17.72      

Unscaled Zero Point Vibrational Energy (zpe) 4664.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4664.0 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/6-311G*
ABC
0.04735 0.04735 0.03514

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.332 1.332 0.000
N2 -1.332 1.332 0.000
N3 -1.332 -1.332 0.000
N4 1.332 -1.332 0.000
S5 0.000 1.482 0.953
S6 0.000 -1.482 0.953
S7 1.482 0.000 -0.953
S8 -1.482 0.000 -0.953

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.66433.76782.66431.64473.25631.64473.2563
N22.66432.66433.76781.64473.25633.25631.6447
N33.76782.66432.66433.25631.64473.25631.6447
N42.66433.76782.66433.25631.64471.64473.2563
S51.64471.64473.25633.25632.96462.83312.8331
S63.25633.25631.64471.64472.96462.83312.8331
S71.64473.25633.25631.64472.83312.83312.9646
S83.25631.64471.64473.25632.83312.83312.9646

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 108.179 N1 S7 N4 108.179
N2 S8 N3 108.179 N3 S6 N4 108.179
S5 N1 S7 118.917 S5 N2 S8 118.917
S6 N3 S8 118.917 S6 N4 S7 118.917
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability