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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: mPW1PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-3173.189683
Energy at 298.15K-3173.194374
HF Energy-3173.189683
Nuclear repulsion energy322.472968
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-pVTZ
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 3170 3041 1.42 73.61 0.22 0.36
2 A 1337 1282 12.49 3.70 0.66 0.80
3 A 1228 1178 64.97 2.33 0.46 0.63
4 A 1129 1083 195.70 1.13 0.75 0.85
5 A 784 752 205.18 3.64 0.67 0.80
6 A 666 639 58.54 11.09 0.13 0.22
7 A 431 414 0.82 4.42 0.22 0.36
8 A 317 304 0.11 3.02 0.48 0.65
9 A 223 214 0.03 4.11 0.49 0.66

Unscaled Zero Point Vibrational Energy (zpe) 4642.4 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 4452.9 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-pVTZ
ABC
0.21664 0.06733 0.05303

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.573 0.462 0.408
Br2 -1.201 -0.184 -0.028
Cl3 1.822 -0.683 -0.067
F4 0.779 1.634 -0.201
H5 0.611 0.590 1.483

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.93731.76011.33701.0839
Br21.93733.06392.69412.4835
Cl31.76013.06392.54502.3428
F41.33702.69412.54501.9896
H51.08392.48352.34281.9896

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.830 Br2 C1 F4 109.359
Br2 C1 H5 107.167 Cl3 C1 F4 109.762
Cl3 C1 H5 108.580 F4 C1 H5 110.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.179      
2 Br -0.060      
3 Cl -0.083      
4 F -0.140      
5 H 0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.071 0.034 1.216 1.219
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.323 0.100 1.032
y 0.100 -42.617 1.325
z 1.032 1.325 -39.984
Traceless
 xyz
x -0.023 0.100 1.032
y 0.100 -1.963 1.325
z 1.032 1.325 1.986
Polar
3z2-r23.972
x2-y21.294
xy0.100
xz1.032
yz1.325


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.474 -0.223 0.078
y -0.223 5.617 0.275
z 0.078 0.275 4.720


<r2> (average value of r2) Å2
<r2> 178.965
(<r2>)1/2 13.378