return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCSD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at CCSD/cc-pVDZ
 hartrees
Energy at 0K-1808.867808
Energy at 298.15K-1808.872355
HF Energy-1807.589543
Nuclear repulsion energy785.347028
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 CCSD/cc-pVDZ
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 723 685 0.00      
2 A1 578 548 0.00      
3 A1 209 198 0.00      
4 A2 720 682 0.00      
5 A2 255 242 0.00      
6 B1 735 696 0.00      
7 B1 348 330 0.00      
8 B2 969 918 59.43      
9 B2 554 525 76.49      
10 B2 175 166 0.17      
11 E 740 701 1.06      
11 E 740 701 1.06      
12 E 706 668 99.84      
12 E 706 668 99.83      
13 E 517 490 5.91      
13 E 517 490 5.91      
14 E 271 257 32.70      
14 E 271 257 32.73      

Unscaled Zero Point Vibrational Energy (zpe) 4866.2 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 4609.7 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 CCSD/cc-pVDZ
ABC
0.04916 0.04916 0.03896

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

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 1.362 0.995
S6 0.000 -1.362 0.995
S7 1.362 0.000 -0.995
S8 -1.362 0.000 -0.995

Atom - Atom Distances (Å)
  N1 N2 N3 N4 S5 S6 S7 S8
N12.64253.73712.64251.65433.15181.65433.1518
N22.64252.64253.73711.65433.15183.15181.6543
N33.73712.64252.64253.15181.65433.15181.6543
N42.64253.73712.64253.15181.65431.65433.1518
S51.65431.65433.15183.15182.72362.76892.7689
S63.15183.15181.65431.65432.72362.76892.7689
S71.65433.15183.15181.65432.76892.76892.7236
S83.15181.65431.65433.15182.76892.76892.7236

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 106.004 N1 S7 N4 106.004
N2 S8 N3 106.004 N3 S6 N4 106.004
S5 N1 S7 113.621 S5 N2 S8 113.621
S6 N3 S8 113.621 S6 N4 S7 113.621
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability