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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: PBEPBEultrafine/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBEultrafine/cc-pVTZ-PP
 hartrees
Energy at 0K-894.180827
Energy at 298.15K 
HF Energy-894.180827
Nuclear repulsion energy242.036065
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 PBEPBEultrafine/cc-pVTZ-PP
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 3067 3067 0.79 81.99 0.24 0.38
2 A 1267 1267 8.16 4.20 0.65 0.79
3 A 1132 1132 70.44 4.13 0.21 0.35
4 A 1051 1051 196.67 1.42 0.57 0.72
5 A 721 721 198.90 3.14 0.75 0.85
6 A 561 561 57.15 15.24 0.13 0.23
7 A 401 401 0.37 4.55 0.23 0.38
8 A 256 256 0.38 4.89 0.33 0.50
9 A 180 180 0.05 6.37 0.40 0.57

Unscaled Zero Point Vibrational Energy (zpe) 4318.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4318.0 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 PBEPBEultrafine/cc-pVTZ-PP
ABC
0.20612 0.04749 0.03957

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVTZ-PP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.011 0.480 0.417
H2 1.072 0.611 1.501
F3 1.289 1.648 -0.211
Cl4 2.179 -0.764 -0.071
I5 -1.052 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.09341.35451.77472.1875
H21.09342.01342.36362.7059
F31.35452.01342.57452.9287
Cl41.77472.36362.57453.2990
I52.18752.70592.92873.2990

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.225 H2 C1 Cl4 108.656
H2 C1 I5 106.286 F3 C1 Cl4 109.997
F3 C1 I5 109.290 Cl4 C1 I5 112.319
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ-PP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.075      
2 H 0.108      
3 F -0.118      
4 Cl -0.069      
5 I 0.004      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.017 0.026 1.067 1.067
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.372 0.330 1.748
y 0.330 -51.583 1.279
z 1.748 1.279 -49.226
Traceless
 xyz
x 1.032 0.330 1.748
y 0.330 -2.284 1.279
z 1.748 1.279 1.251
Polar
3z2-r22.503
x2-y22.211
xy0.330
xz1.748
yz1.279


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.574 -0.347 0.122
y -0.347 7.403 0.268
z 0.122 0.268 6.367


<r2> (average value of r2) Å2
<r2> 202.058
(<r2>)1/2 14.215