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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-3170.339637
Energy at 298.15K-3170.344295
HF Energy-3170.339637
Nuclear repulsion energy321.249279
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 B3PW91/6-31+G**
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 3180 3053 0.71      
2 A 1321 1268 14.45      
3 A 1241 1192 74.11      
4 A 1090 1047 208.33      
5 A 776 745 218.25      
6 A 655 629 67.99      
7 A 426 409 0.96      
8 A 314 301 0.05      
9 A 225 216 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 4613.6 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 4429.5 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 B3PW91/6-31+G**
ABC
0.21606 0.06666 0.05262

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.568 0.453 0.415
Br2 -1.205 -0.186 -0.029
Cl3 1.836 -0.679 -0.068
F4 0.774 1.640 -0.202
H5 0.609 0.592 1.494

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.93681.76681.35331.0887
Br21.93683.08102.69872.4930
Cl31.76683.08102.55382.3582
F41.35332.69872.55382.0005
H51.08872.49302.35822.0005

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.505 Br2 C1 F4 108.929
Br2 C1 H5 107.651 Cl3 C1 F4 109.149
Cl3 C1 H5 109.032 F4 C1 H5 109.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.105      
2 Br -0.045      
3 Cl 0.087      
4 F -0.168      
5 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.040 -0.121 1.325 1.331
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.561 0.005 1.209
y 0.005 -43.496 1.497
z 1.209 1.497 -40.312
Traceless
 xyz
x 0.343 0.005 1.209
y 0.005 -2.560 1.497
z 1.209 1.497 2.217
Polar
3z2-r24.435
x2-y21.935
xy0.005
xz1.209
yz1.497


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.526 -0.240 0.043
y -0.240 5.863 0.211
z 0.043 0.211 5.031


<r2> (average value of r2) Å2
<r2> 180.516
(<r2>)1/2 13.436