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 NNS (Nitrogen sulfide)

using model chemistry: PBEPBE/aug-cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at PBEPBE/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-507.453802
Energy at 298.15K-507.454911
HF Energy-507.453802
Nuclear repulsion energy82.156784
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 PBEPBE/aug-cc-pV(T+d)Z
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2085 2085 304.58      
2 Σ 803 803 19.15      
3 Π 472 472 0.12      
3 Π 472 472 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 1915.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1915.7 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 PBEPBE/aug-cc-pV(T+d)Z
B
0.21643

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/aug-cc-pV(T+d)Z

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.715
N2 0.000 0.000 -0.575
S3 0.000 0.000 1.002

Atom - Atom Distances (Å)
  N1 N2 S3
N11.13962.7165
N21.13961.5769
S32.71651.5769

picture of Nitrogen sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 S3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.351      
2 N 0.226      
3 S 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.624 0.624
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.773 0.000 0.000
y 0.000 -23.773 0.000
z 0.000 0.000 -24.551
Traceless
 xyz
x 0.389 0.000 0.000
y 0.000 0.389 0.000
z 0.000 0.000 -0.778
Polar
3z2-r2-1.556
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.941 0.000 0.000
y 0.000 3.941 0.000
z 0.000 0.000 9.020


<r2> (average value of r2) Å2
<r2> 53.964
(<r2>)1/2 7.346