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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-2811.954680
Energy at 298.15K 
HF Energy-2811.723129
Nuclear repulsion energy256.655275
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=FULLultrafine/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' 3181 3061 5.39 87.33 0.22 0.35
2 A' 1285 1236 73.59 3.40 0.13 0.23
3 A' 1082 1041 262.07 1.52 0.65 0.79
4 A' 711 684 119.03 13.96 0.14 0.24
5 A' 563 542 4.79 2.34 0.18 0.30
6 A' 319 307 0.08 5.18 0.26 0.41
7 A" 1343 1292 6.23 2.65 0.75 0.86
8 A" 1101 1059 215.05 2.03 0.75 0.86
9 A" 312 300 0.11 1.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4947.4 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 4760.9 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 B2PLYP=FULLultrafine/aug-cc-pVDZ
ABC
0.33374 0.09513 0.07736

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.432 -0.910 0.000
H2 -1.523 -0.987 0.000
Br3 0.078 0.966 0.000
F4 0.078 -1.520 1.096
F5 0.078 -1.520 -1.096

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09361.94341.35381.3538
H21.09362.52502.01172.0117
Br31.94342.52502.71652.7165
F41.35382.01172.71652.1912
F51.35382.01172.71652.1912

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 109.268 H2 C1 F4 110.107
H2 C1 F5 110.107 Br3 C1 F4 109.648
Br3 C1 F5 109.648 F4 C1 F5 108.047
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.761      
2 H -0.258      
3 Br 0.241      
4 F -0.372      
5 F -0.372      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.443 0.138 0.000 1.450
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.611 2.266 0.001
y 2.266 -34.841 0.004
z 0.001 0.004 -36.653
Traceless
 xyz
x 3.136 2.266 0.001
y 2.266 -0.209 0.004
z 0.001 0.004 -2.927
Polar
3z2-r2-5.854
x2-y22.230
xy2.266
xz0.001
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.785 0.363 -0.000
y 0.363 6.862 0.002
z -0.000 0.002 4.963


<r2> (average value of r2) Å2
<r2> 127.209
(<r2>)1/2 11.279