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: B97D3/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 B97D3/TZVP
 hartrees
Energy at 0K-3174.228831
Energy at 298.15K-3174.233375
HF Energy-3174.228831
Nuclear repulsion energy316.553399
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 B97D3/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 3104 3060 3.41 84.03 0.25 0.40
2 A 1299 1280 16.28 5.10 0.75 0.86
3 A 1184 1167 76.01 2.47 0.60 0.75
4 A 1044 1029 230.14 1.24 0.40 0.58
5 A 701 691 217.56 4.75 0.51 0.68
6 A 612 603 101.98 9.81 0.21 0.35
7 A 408 402 1.30 5.58 0.29 0.45
8 A 295 291 2.05 4.45 0.55 0.71
9 A 212 209 0.16 7.10 0.51 0.68

Unscaled Zero Point Vibrational Energy (zpe) 4429.3 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 4365.5 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 B97D3/TZVP
ABC
0.21015 0.06463 0.05099

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.588 0.473 0.410
Br2 -1.226 -0.187 -0.028
Cl3 1.860 -0.695 -0.067
F4 0.795 1.659 -0.203
H5 0.622 0.599 1.492

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.97951.79151.35191.0890
Br21.97953.12762.74382.5189
Cl31.79153.12762.58712.3736
F41.35192.74382.58712.0070
H51.08902.51892.37362.0070

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.972 Br2 C1 F4 109.450
Br2 C1 H5 106.722 Cl3 C1 F4 109.987
Cl3 C1 H5 108.505 F4 C1 H5 110.145
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.058      
2 Br -0.064      
3 Cl -0.042      
4 F -0.123      
5 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.084 0.005 1.289 1.292
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.492 0.080 1.115
y 0.080 -42.994 1.424
z 1.115 1.424 -40.137
Traceless
 xyz
x 0.074 0.080 1.115
y 0.080 -2.179 1.424
z 1.115 1.424 2.106
Polar
3z2-r24.211
x2-y21.502
xy0.080
xz1.115
yz1.424


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.656 -0.179 0.123
y -0.179 5.367 0.313
z 0.123 0.313 4.319


<r2> (average value of r2) Å2
<r2> 185.150
(<r2>)1/2 13.607