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

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-67.940918
Energy at 298.15K-67.945697
HF Energy-67.940918
Nuclear repulsion energy65.384428
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 B3LYP/CEP-31G
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' 3188 3087 19.33      
2 A' 1265 1225 95.90      
3 A' 1009 977 246.30      
4 A' 671 650 118.57      
5 A' 512 496 9.62      
6 A' 296 287 0.23      
7 A" 1312 1271 9.88      
8 A" 1035 1002 218.24      
9 A" 287 278 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 4788.0 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 4636.7 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 B3LYP/CEP-31G
ABC
0.31146 0.08964 0.07270

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.449 -0.927 0.000
H2 -1.543 -1.018 0.000
Br3 0.080 0.995 0.000
F4 0.080 -1.568 1.135
F5 0.080 -1.568 -1.135

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09741.99341.40691.4069
H21.09742.58532.05542.0554
Br31.99342.58532.80312.8031
F41.40692.05542.80312.2703
F51.40692.05542.80312.2703

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 110.130 H2 C1 F4 109.698
H2 C1 F5 109.698 Br3 C1 F4 109.848
Br3 C1 F5 109.848 F4 C1 F5 107.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.113      
2 H 0.260      
3 Br 0.132      
4 F -0.140      
5 F -0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.989 0.706 0.000 2.111
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.553 2.769 0.000
y 2.769 -32.182 0.000
z 0.000 0.000 -34.185
Traceless
 xyz
x 4.630 2.769 0.000
y 2.769 -0.813 0.000
z 0.000 0.000 -3.817
Polar
3z2-r2-7.635
x2-y23.629
xy2.769
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.144 0.715 0.000
y 0.715 5.925 0.000
z 0.000 0.000 2.470


<r2> (average value of r2) Å2
<r2> 86.959
(<r2>)1/2 9.325