return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: wB97X-D/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/aug-cc-pVDZ
 hartrees
Energy at 0K-2812.535783
Energy at 298.15K 
HF Energy-2812.535783
Nuclear repulsion energy257.846363
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 wB97X-D/aug-cc-pVDZ
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' 3158 3023 6.30 84.02 0.21 0.35
2 A' 1289 1234 74.91 3.23 0.14 0.25
3 A' 1110 1062 271.78 1.43 0.72 0.84
4 A' 723 692 118.25 13.92 0.14 0.25
5 A' 575 550 4.83 2.04 0.19 0.31
6 A' 325 311 0.05 4.88 0.26 0.41
7 A" 1348 1290 8.11 2.50 0.75 0.86
8 A" 1133 1084 219.33 1.74 0.75 0.86
9 A" 314 301 0.12 1.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4986.9 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 4773.9 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 wB97X-D/aug-cc-pVDZ
ABC
0.33771 0.09592 0.07806

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.428 -0.908 0.000
H2 -1.521 -0.984 0.000
Br3 0.077 0.962 0.000
F4 0.077 -1.513 1.089
F5 0.077 -1.513 -1.089

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09521.93751.34431.3443
H21.09522.51802.00512.0051
Br31.93752.51802.70402.7040
F41.34432.00512.70402.1782
F51.34432.00512.70402.1782

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 109.075 H2 C1 F4 110.134
H2 C1 F5 110.134 Br3 C1 F4 109.634
Br3 C1 F5 109.634 F4 C1 F5 108.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.648      
2 H -0.203      
3 Br 0.226      
4 F -0.335      
5 F -0.335      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.436 0.041 0.000 1.436
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.241 2.258 0.000
y 2.258 -34.347 0.000
z 0.000 0.000 -36.214
Traceless
 xyz
x 3.039 2.258 0.000
y 2.258 -0.120 0.000
z 0.000 0.000 -2.919
Polar
3z2-r2-5.839
x2-y22.106
xy2.258
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.779 0.357 0.000
y 0.357 6.771 0.000
z 0.000 0.000 4.927


<r2> (average value of r2) Å2
<r2> 125.994
(<r2>)1/2 11.225