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 HSO3F (Fluorosulfonic acid)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-81.390170
Energy at 298.15K-81.394419
Nuclear repulsion energy113.288618
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 HF/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 4050 3659 194.04      
2 A 1553 1403 414.95      
3 A 1310 1184 271.07      
4 A 1285 1161 108.44      
5 A 984 889 271.11      
6 A 911 823 206.01      
7 A 592 534 66.35      
8 A 582 525 54.06      
9 A 548 495 44.76      
10 A 445 402 38.78      
11 A 399 361 0.67      
12 A 312 282 92.37      

Unscaled Zero Point Vibrational Energy (zpe) 6485.0 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 5858.6 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 HF/CEP-121G*
ABC
0.16985 0.16787 0.16517

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.200 0.708 -0.380
H2 -1.956 0.143 -0.234
S3 0.104 0.042 0.174
F4 0.494 -0.787 -1.079
O5 -0.237 -0.901 1.179
O6 1.084 1.045 0.324

Atom - Atom Distances (Å)
  O1 H2 S3 F4 O5 O6
O10.95461.56592.36512.43822.4135
H20.95462.10172.75282.45703.2189
S31.56592.10171.55211.41871.4103
F42.36512.75281.55212.37612.3812
O52.43822.45701.41872.37612.5017
O62.41353.21891.41032.38122.5017

picture of Fluorosulfonic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 S3 F4 98.671 O1 S3 O5 109.459
O1 S3 O6 108.265 H2 O1 S3 110.641
F4 S3 O5 106.141 F4 S3 O6 106.894
O5 S3 O6 124.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.565      
2 H 0.505      
3 S 1.247      
4 F -0.275      
5 O -0.476      
6 O -0.435      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.993 -0.625 -1.142 3.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.695 -1.067 0.292
y -1.067 -37.261 1.702
z 0.292 1.702 -35.881
Traceless
 xyz
x 7.876 -1.067 0.292
y -1.067 -4.973 1.702
z 0.292 1.702 -2.903
Polar
3z2-r2-5.806
x2-y28.566
xy-1.067
xz0.292
yz1.702


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.730 0.303 0.023
y 0.303 3.544 -0.191
z 0.023 -0.191 3.299


<r2> (average value of r2) Å2
<r2> 79.832
(<r2>)1/2 8.935