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All results from a given calculation for CFBr3 (fluorotribromomethane)

using model chemistry: B2PLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP/6-311G*
 hartrees
Energy at 0K-7858.903695
Energy at 298.15K-7858.912562
HF Energy-7858.663450
Nuclear repulsion energy982.942233
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 B2PLYP/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1094 1094 183.40      
2 A1 398 398 0.52      
3 A1 218 218 0.36      
4 E 731 731 231.70      
4 E 731 731 231.68      
5 E 308 308 0.32      
5 E 308 308 0.32      
6 E 150 150 0.07      
6 E 150 150 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 2043.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2043.6 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 B2PLYP/6-311G*
ABC
0.03535 0.03535 0.02066

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.430
F2 0.000 0.000 1.768
Br3 0.000 1.856 -0.176
Br4 1.608 -0.928 -0.176
Br5 -1.608 -0.928 -0.176

Atom - Atom Distances (Å)
  C1 F2 Br3 Br4 Br5
C11.33851.95271.95271.9527
F21.33852.68822.68822.6882
Br31.95272.68823.21533.2153
Br41.95272.68823.21533.2153
Br51.95272.68823.21533.2153

picture of fluorotribromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 108.073 F2 C1 Br4 108.073
F2 C1 Br5 108.073 Br3 C1 Br4 110.833
Br3 C1 Br5 110.833 Br4 C1 Br5 110.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.080      
2 F -0.156      
3 Br 0.079      
4 Br 0.079      
5 Br 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.561 0.561
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.464 0.000 0.000
y 0.000 -63.464 0.000
z 0.000 0.000 -66.749
Traceless
 xyz
x 1.643 0.000 0.000
y 0.000 1.643 0.000
z 0.000 0.000 -3.285
Polar
3z2-r2-6.571
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.120 0.000 0.000
y 0.000 10.119 0.000
z 0.000 0.000 5.802


<r2> (average value of r2) Å2
<r2> 434.657
(<r2>)1/2 20.848