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 CHFClI (fluorochloroiodomethane)

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-7518.411874
Energy at 298.15K 
HF Energy-7518.411874
Nuclear repulsion energy412.608935
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 wB97X-D/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 3174 3036 2.41      
2 A 1350 1291 17.10      
3 A 1222 1169 103.22      
4 A 1115 1067 215.19      
5 A 775 741 214.13      
6 A 600 574 44.20      
7 A 422 403 0.55      
8 A 277 265 0.04      
9 A 197 189 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4566.2 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 4367.6 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 wB97X-D/6-311G**
ABC
0.21007 0.04794 0.04001

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.995 0.478 0.415
H2 1.074 0.614 1.489
F3 1.274 1.633 -0.210
Cl4 2.175 -0.753 -0.070
I5 -1.047 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08561.34301.77302.1660
H21.08561.99222.34802.6974
F31.34301.99222.55512.9036
Cl41.77302.34802.55513.2874
I52.16602.69742.90363.2874

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.773 H2 C1 Cl4 108.021
H2 C1 I5 107.396 F3 C1 Cl4 109.394
F3 C1 I5 109.434 Cl4 C1 I5 112.768
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.091      
2 H 0.213      
3 F -0.177      
4 Cl -0.021      
5 I 0.077      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.347 -0.059 1.292 1.339
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.501 0.384 2.045
y 0.384 -53.612 1.413
z 2.045 1.413 -50.809
Traceless
 xyz
x 0.710 0.384 2.045
y 0.384 -2.457 1.413
z 2.045 1.413 1.748
Polar
3z2-r23.496
x2-y22.111
xy0.384
xz2.045
yz1.413


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.997 -0.402 0.135
y -0.402 5.904 0.352
z 0.135 0.352 4.850


<r2> (average value of r2) Å2
<r2> 232.344
(<r2>)1/2 15.243