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All results from a given calculation for HSO3F (Fluorosulfonic acid)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-719.067263
Energy at 298.15K-719.071216
HF Energy-718.450063
Nuclear repulsion energy285.572397
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 MP2/3-21G*
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 3531 3359 98.30      
2 A 1536 1461 244.22      
3 A 1280 1218 171.22      
4 A 1153 1097 72.54      
5 A 934 888 325.51      
6 A 857 815 117.78      
7 A 538 512 46.85      
8 A 524 499 33.53      
9 A 511 486 45.49      
10 A 409 389 28.31      
11 A 372 354 0.14      
12 A 238 226 137.47      

Unscaled Zero Point Vibrational Energy (zpe) 5941.1 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 5651.7 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 MP2/3-21G*
ABC
0.16346 0.16188 0.15932

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.193 -0.881 0.168
H2 -2.049 -0.378 0.101
S3 0.085 0.022 -0.143
F4 0.415 0.458 1.345
O5 -0.329 1.215 -0.836
O6 1.141 -0.846 -0.572

Atom - Atom Distances (Å)
  O1 H2 S3 F4 O5 O6
O10.99511.59582.40072.48052.4488
H20.99512.18482.88422.52523.2936
S31.59582.18481.58561.44071.4330
F42.40072.88421.58562.42642.4293
O52.48052.52521.44072.42642.5461
O62.44883.29361.43302.42932.5461

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 97.978 O1 S3 O5 109.442
O1 S3 O6 107.780 H2 O1 S3 112.912
F4 S3 O5 106.504 F4 S3 O6 107.069
O5 S3 O6 124.753
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability