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 ClO2F (Chloryl fluoride)

using model chemistry: mPW1PW91/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-710.339940
Energy at 298.15K-710.341795
HF Energy-710.339940
Nuclear repulsion energy195.552235
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/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 A' 1176 1126 79.34      
2 A' 667 639 172.05      
3 A' 575 550 60.62      
4 A' 424 406 1.33      
5 A" 1336 1280 243.94      
6 A" 373 357 8.16      

Unscaled Zero Point Vibrational Energy (zpe) 2275.2 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 2179.4 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/cc-pV(T+d)Z
ABC
0.32437 0.27868 0.16931

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.333 0.153 0.000
F2 -1.219 0.797 0.000
O3 0.333 -0.612 1.193
O4 0.333 -0.612 -1.193

Atom - Atom Distances (Å)
  Cl1 F2 O3 O4
Cl11.68001.41721.4172
F21.68002.41162.4116
O31.41722.41162.3858
O41.41722.41162.3858

picture of Chloryl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Cl1 O3 101.940 F2 Cl1 O4 101.940
O3 Cl1 O4 114.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.921      
2 F -0.266      
3 O -0.327      
4 O -0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.350 1.054 0.000 1.713
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.052 1.474 0.000
y 1.474 -27.656 0.000
z 0.000 0.000 -29.756
Traceless
 xyz
x 1.654 1.474 0.000
y 1.474 0.748 0.000
z 0.000 0.000 -2.402
Polar
3z2-r2-4.804
x2-y20.604
xy1.474
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.139 -0.706 0.000
y -0.706 2.956 0.000
z 0.000 0.000 4.065


<r2> (average value of r2) Å2
<r2> 69.487
(<r2>)1/2 8.336