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All results from a given calculation for CBrClF2 (Methane, bromochlorodifluoro-)

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-80.906482
Energy at 298.15K-80.910534
HF Energy-80.906482
Nuclear repulsion energy96.349713
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 HF/CEP-121G
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' 1146 1045 341.12      
2 A' 937 855 371.66      
3 A' 630 575 14.76      
4 A' 441 403 3.73      
5 A' 347 316 3.52      
6 A' 224 204 0.02      
7 A" 1201 1096 247.52      
8 A" 405 370 2.77      
9 A" 299 273 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 2814.9 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 2568.6 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 HF/CEP-121G
ABC
0.12356 0.05369 0.04703

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.029 0.661 0.000
Br2 0.562 -1.216 0.000
Cl3 -1.761 0.909 0.000
F4 0.562 1.285 1.100
F5 0.562 1.285 -1.100

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 F5
C11.95121.80681.37261.3726
Br21.95123.14802.73232.7323
Cl31.80683.14802.59752.5975
F41.37262.73232.59752.2006
F51.37262.73232.59752.2006

picture of Methane, bromochlorodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 113.736 Br2 C1 F4 109.345
Br2 C1 F5 109.345 Cl3 C1 F4 108.799
Cl3 C1 F5 108.799 F4 C1 F5 106.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.008      
2 Br 0.277      
3 Cl 0.118      
4 F -0.193      
5 F -0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.415 -1.494 0.000 1.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.152 -1.738 0.000
y -1.738 -42.789 0.000
z 0.000 0.000 -45.413
Traceless
 xyz
x 0.949 -1.738 0.000
y -1.738 1.494 0.000
z 0.000 0.000 -2.442
Polar
3z2-r2-4.885
x2-y2-0.363
xy-1.738
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.381 -1.553 0.000
y -1.553 5.979 0.000
z 0.000 0.000 2.668


<r2> (average value of r2) Å2
<r2> 113.635
(<r2>)1/2 10.660