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All results from a given calculation for CF3Br (Bromotrifluoromethane)

using model chemistry: PBEPBE/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 PBEPBE/TZVP
 hartrees
Energy at 0K-2911.218547
Energy at 298.15K 
HF Energy-2911.218547
Nuclear repulsion energy362.532001
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 PBEPBE/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 1015 1004 539.70 2.21 0.72 0.84
2 A1 730 721 47.60 5.26 0.01 0.01
3 A1 325 322 1.88 7.13 0.34 0.50
4 E 1141 1128 304.52 0.48 0.75 0.86
4 E 1141 1128 304.52 0.48 0.75 0.86
5 E 528 522 0.70 1.42 0.75 0.86
5 E 528 522 0.70 1.42 0.75 0.86
6 E 290 286 0.01 1.56 0.75 0.86
6 E 290 286 0.01 1.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2993.4 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 2959.9 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 PBEPBE/TZVP
ABC
0.18642 0.06756 0.06756

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.828
Br2 0.000 0.000 1.136
F3 0.000 1.260 -1.288
F4 1.091 -0.630 -1.288
F5 -1.091 -0.630 -1.288

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.96391.34091.34091.3409
Br21.96392.73152.73152.7315
F31.34092.73152.18172.1817
F41.34092.73152.18172.1817
F51.34092.73152.18172.1817

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 110.059 Br2 C1 F4 110.059
Br2 C1 F5 110.059 F3 C1 F4 108.877
F3 C1 F5 108.877 F4 C1 F5 108.877
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.293      
2 Br -0.044      
3 F -0.083      
4 F -0.083      
5 F -0.083      


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 0.428 0.428
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.638 0.000 0.000
y 0.000 -39.638 0.000
z 0.000 0.000 -37.269
Traceless
 xyz
x -1.185 0.000 0.000
y 0.000 -1.185 0.000
z 0.000 0.000 2.369
Polar
3z2-r24.738
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 3.850 0.000 0.000
y 0.000 3.850 0.000
z 0.000 0.000 6.418


<r2> (average value of r2) Å2
<r2> 161.157
(<r2>)1/2 12.695