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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-3173.317468
Energy at 298.15K-3173.322147
HF Energy-3173.317468
Nuclear repulsion energy322.006109
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 B1B95/TZVP
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 3186 3049 1.62 79.89 0.24 0.39
2 A 1342 1284 18.43 4.91 0.75 0.86
3 A 1229 1176 78.36 2.64 0.60 0.75
4 A 1121 1073 224.35 1.25 0.67 0.80
5 A 780 746 221.63 5.31 0.67 0.80
6 A 662 634 63.59 10.61 0.18 0.30
7 A 429 411 1.09 4.34 0.32 0.48
8 A 316 302 0.10 3.61 0.57 0.73
9 A 222 212 0.04 5.62 0.54 0.70

Unscaled Zero Point Vibrational Energy (zpe) 4643.2 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 4443.1 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 B1B95/TZVP
ABC
0.21626 0.06707 0.05285

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.570 0.463 0.408
Br2 -1.203 -0.186 -0.028
Cl3 1.828 -0.682 -0.067
F4 0.776 1.636 -0.202
H5 0.610 0.594 1.482

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.93761.76591.33831.0827
Br21.93763.07112.69542.4852
Cl31.76593.07112.54972.3473
F41.33832.69542.54971.9872
H51.08272.48522.34731.9872

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.957 Br2 C1 F4 109.370
Br2 C1 H5 107.325 Cl3 C1 F4 109.675
Cl3 C1 H5 108.589 F4 C1 H5 109.881
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.050      
2 Br -0.051      
3 Cl -0.038      
4 F -0.139      
5 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.041 -0.107 1.321 1.326
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.363 0.017 1.142
y 0.017 -43.163 1.483
z 1.142 1.483 -40.093
Traceless
 xyz
x 0.265 0.017 1.142
y 0.017 -2.435 1.483
z 1.142 1.483 2.170
Polar
3z2-r24.340
x2-y21.800
xy0.017
xz1.142
yz1.483


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.081 -0.171 0.115
y -0.171 5.124 0.300
z 0.115 0.300 4.233


<r2> (average value of r2) Å2
<r2> 179.630
(<r2>)1/2 13.403