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All results from a given calculation for CFClBrI (fluorochlorobromoiodomethane)

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-10046.366852
Energy at 298.15K 
HF Energy-10046.366852
Nuclear repulsion energy884.674420
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 HSEh1PBE/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 1125 1084 150.12 2.70 0.56 0.72
2 A 722 696 252.25 5.62 0.65 0.79
3 A 687 662 258.55 8.00 0.64 0.78
4 A 394 380 4.76 11.36 0.05 0.10
5 A 311 299 0.36 5.55 0.71 0.83
6 A 272 262 0.09 5.28 0.75 0.86
7 A 234 225 0.09 11.92 0.26 0.41
8 A 171 165 0.25 6.50 0.68 0.81
9 A 134 129 0.02 6.24 0.65 0.79

Unscaled Zero Point Vibrational Energy (zpe) 2024.5 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 1950.2 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 HSEh1PBE/3-21G
ABC
0.05687 0.02463 0.01999

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.430 0.438 0.380
F2 0.530 0.674 1.723
Cl3 0.741 2.083 -0.483
Br4 1.842 -0.839 -0.153
I5 -1.593 -0.278 -0.080

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 I5
C11.36671.88361.97642.1950
F21.36672.62602.74342.9430
Cl31.88362.62603.13973.3441
Br41.97642.74343.13973.4810
I52.19502.94303.34413.4810

picture of fluorochlorobromoiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 106.708 F2 C1 Br4 108.925
F2 C1 I5 109.227 Cl3 C1 Br4 108.835
Cl3 C1 I5 109.922 Br4 C1 I5 113.024
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.380      
2 F -0.218      
3 Cl 0.083      
4 Br 0.215      
5 I 0.300      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.580 -1.181 -0.337 1.358
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -66.317 -0.648 0.082
y -0.648 -70.977 0.314
z 0.082 0.314 -71.156
Traceless
 xyz
x 4.749 -0.648 0.082
y -0.648 -2.240 0.314
z 0.082 0.314 -2.509
Polar
3z2-r2-5.019
x2-y24.659
xy-0.648
xz0.082
yz0.314


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.705 0.298 -0.143
y 0.298 8.050 -0.352
z -0.143 -0.352 4.235


<r2> (average value of r2) Å2
<r2> 449.992
(<r2>)1/2 21.213