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 FClO (chlorosyl fluoride)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-635.082602
Energy at 298.15K-635.083202
HF Energy-635.082602
Nuclear repulsion energy108.415145
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1030 983 58.52      
2 A' 597 570 99.55      
3 A' 297 283 12.91      

Unscaled Zero Point Vibrational Energy (zpe) 961.6 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 917.8 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 mPW1PW91/6-311G*
ABC
1.23659 0.25936 0.21439

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 -1.237 -0.760 0.000
Cl2 0.000 0.459 0.000
O3 1.392 -0.121 0.000

Atom - Atom Distances (Å)
  F1 Cl2 O3
F11.73722.7055
Cl21.73721.5079
O32.70551.5079

picture of chlorosyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 Cl2 O3 112.775
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.338      
2 Cl 0.756      
3 O -0.418      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.686 2.182 0.000 2.287
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.828 -0.614 0.000
y -0.614 -20.917 0.000
z 0.000 0.000 -22.209
Traceless
 xyz
x -4.265 -0.614 0.000
y -0.614 3.101 0.000
z 0.000 0.000 1.164
Polar
3z2-r22.328
x2-y2-4.911
xy-0.614
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.266 0.413 0.000
y 0.413 2.129 0.000
z 0.000 0.000 1.132


<r2> (average value of r2) Å2
<r2> 52.533
(<r2>)1/2 7.248