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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: PBE1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-3172.285735
Energy at 298.15K-3172.290421
HF Energy-3172.285735
Nuclear repulsion energy321.625187
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 PBE1PBE/cc-pVDZ
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 3048 3.15 85.29 0.23 0.38
2 A 1316 1266 19.79 4.80 0.74 0.85
3 A 1208 1162 72.52 3.41 0.64 0.78
4 A 1145 1101 210.17 1.15 0.69 0.82
5 A 786 755 216.79 3.94 0.61 0.76
6 A 663 638 62.04 10.30 0.16 0.28
7 A 431 414 1.07 4.55 0.29 0.45
8 A 316 304 0.23 3.25 0.54 0.70
9 A 226 217 0.06 5.50 0.53 0.70

Unscaled Zero Point Vibrational Energy (zpe) 4630.2 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 4452.0 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 PBE1PBE/cc-pVDZ
ABC
0.21551 0.06699 0.05278

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.572 0.464 0.409
Br2 -1.203 -0.186 -0.028
Cl3 1.828 -0.684 -0.067
F4 0.778 1.638 -0.203
H5 0.612 0.590 1.497

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.94101.76681.33991.0960
Br21.94103.07212.69892.4949
Cl31.76683.07212.55202.3559
F41.33992.69892.55202.0042
H51.09602.49492.35592.0042

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.816 Br2 C1 F4 109.324
Br2 C1 H5 107.165 Cl3 C1 F4 109.700
Cl3 C1 H5 108.478 F4 C1 H5 110.325
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.079      
2 Br -0.022      
3 Cl -0.041      
4 F -0.146      
5 H 0.131      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.019 0.068 1.256 1.258
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.196 0.205 1.057
y 0.205 -42.385 1.267
z 1.057 1.267 -39.813
Traceless
 xyz
x -0.096 0.205 1.057
y 0.205 -1.881 1.267
z 1.057 1.267 1.977
Polar
3z2-r23.954
x2-y21.190
xy0.205
xz1.057
yz1.267


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.427 -0.226 0.101
y -0.226 4.569 0.342
z 0.101 0.342 3.641


<r2> (average value of r2) Å2
<r2> 179.637
(<r2>)1/2 13.403