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All results from a given calculation for CF3Br (Bromotrifluoromethane)

using model chemistry: LSDA/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at LSDA/3-21G
 hartrees
Energy at 0K-2893.465895
Energy at 298.15K 
HF Energy-2893.465895
Nuclear repulsion energy366.807484
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 LSDA/3-21G
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 1085 1068 454.41      
2 A1 720 708 65.42      
3 A1 349 343 0.15      
4 E 1283 1261 205.98      
4 E 1282 1261 205.95      
5 E 517 509 3.85      
5 E 515 506 3.87      
6 E 280 275 0.12      
6 E 278 273 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 3154.3 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 3102.6 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 LSDA/3-21G
ABC
0.18433 0.07016 0.07016

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.799
Br2 0.000 0.000 1.108
F3 0.000 1.267 -1.259
F4 1.097 -0.633 -1.259
F5 -1.097 -0.633 -1.259

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.90671.34761.34761.3476
Br21.90672.68422.68422.6842
F31.34762.68422.19412.1941
F41.34762.68422.19412.1941
F51.34762.68422.19412.1941

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 109.948 Br2 C1 F4 109.948
Br2 C1 F5 109.948 F3 C1 F4 108.990
F3 C1 F5 108.990 F4 C1 F5 108.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.647      
2 Br -0.012      
3 F -0.212      
4 F -0.212      
5 F -0.212      


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 0.386 0.386
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.361 0.000 0.000
y 0.000 -38.361 0.000
z 0.000 0.000 -35.907
Traceless
 xyz
x -1.227 0.000 0.000
y 0.000 -1.226 0.000
z 0.000 0.000 2.453
Polar
3z2-r24.907
x2-y2-0.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.909 0.000 0.000
y 0.000 2.909 0.000
z 0.000 0.000 4.857


<r2> (average value of r2) Å2
<r2> 156.332
(<r2>)1/2 12.503