return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B3LYPultrafine/aug-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 B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-3172.933222
Energy at 298.15K-3172.937841
HF Energy-3172.933222
Nuclear repulsion energy318.617984
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 B3LYPultrafine/aug-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 3162 3068 0.17 77.67 0.21 0.35
2 A 1293 1255 9.23 3.39 0.52 0.68
3 A 1199 1163 62.45 2.04 0.38 0.55
4 A 1059 1028 188.89 2.15 0.73 0.84
5 A 751 729 200.15 4.36 0.54 0.70
6 A 641 622 63.68 14.56 0.10 0.18
7 A 416 403 0.59 5.16 0.15 0.26
8 A 305 296 0.14 3.02 0.41 0.58
9 A 219 213 0.03 3.80 0.40 0.57

Unscaled Zero Point Vibrational Energy (zpe) 4522.1 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 4388.2 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 B3LYPultrafine/aug-cc-pVDZ
ABC
0.21231 0.06561 0.05176

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.577 0.463 0.417
Br2 -1.216 -0.187 -0.029
Cl3 1.848 -0.688 -0.068
F4 0.785 1.652 -0.205
H5 0.621 0.600 1.500

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.95811.78171.35781.0926
Br21.95813.10442.72342.5159
Cl31.78173.10442.57332.3713
F41.35782.72342.57332.0095
H51.09262.51592.37132.0095

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.133 Br2 C1 F4 109.091
Br2 C1 H5 107.713 Cl3 C1 F4 109.359
Cl3 C1 H5 108.804 F4 C1 H5 109.708
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.198      
2 Br 0.279      
3 Cl -0.005      
4 F -0.333      
5 H -0.138      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.004 -0.074 1.246 1.248
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.918 -0.036 1.111
y -0.036 -43.606 1.513
z 1.111 1.513 -40.617
Traceless
 xyz
x 0.194 -0.036 1.111
y -0.036 -2.339 1.513
z 1.111 1.513 2.145
Polar
3z2-r24.290
x2-y21.688
xy-0.036
xz1.111
yz1.513


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.714 -0.220 0.055
y -0.220 6.899 0.165
z 0.055 0.165 6.059


<r2> (average value of r2) Å2
<r2> 183.216
(<r2>)1/2 13.536