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All results from a given calculation for CF3Br (Bromotrifluoromethane)

using model chemistry: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-2912.193947
Energy at 298.15K 
HF Energy-2912.193947
Nuclear repulsion energy368.030624
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 B1B95/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 A1 1095 1047 569.09 3.33 0.74 0.85
2 A1 773 740 54.00 5.02 0.02 0.03
3 A1 349 334 0.48 6.65 0.34 0.51
4 E 1237 1183 318.52 0.51 0.75 0.86
4 E 1237 1183 318.43 0.52 0.75 0.86
5 E 556 532 1.74 1.15 0.75 0.86
5 E 556 532 1.74 1.15 0.75 0.86
6 E 304 291 0.03 1.37 0.75 0.86
6 E 304 291 0.03 1.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3205.2 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 3067.1 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 B1B95/TZVP
ABC
0.19250 0.06956 0.06956

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.815
Br2 0.000 0.000 1.119
F3 0.000 1.240 -1.270
F4 1.073 -0.620 -1.270
F5 -1.073 -0.620 -1.270

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.93441.32051.32051.3205
Br21.93442.69192.69192.6919
F31.32052.69192.14702.1470
F41.32052.69192.14702.1470
F51.32052.69192.14702.1470

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 110.163 Br2 C1 F4 110.163
Br2 C1 F5 110.163 F3 C1 F4 108.770
F3 C1 F5 108.770 F4 C1 F5 108.770
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.380      
2 Br -0.040      
3 F -0.113      
4 F -0.113      
5 F -0.113      


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 0.566 0.566
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.393 0.000 0.000
y 0.000 -39.393 0.000
z 0.000 0.000 -37.016
Traceless
 xyz
x -1.189 0.000 0.000
y 0.000 -1.189 0.000
z 0.000 0.000 2.378
Polar
3z2-r24.755
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 3.635 0.000 0.000
y 0.000 3.635 -0.000
z 0.000 -0.000 5.973


<r2> (average value of r2) Å2
<r2> 156.995
(<r2>)1/2 12.530