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

using model chemistry: B3LYP/CEP-121G

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-121G
 hartrees
Energy at 0K-67.945818
Energy at 298.15K-67.950617
HF Energy-67.945818
Nuclear repulsion energy65.468001
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-121G
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' 3146 3066 16.69      
2 A' 1271 1239 98.39      
3 A' 1008 982 257.58      
4 A' 672 654 119.03      
5 A' 510 497 8.96      
6 A' 295 288 0.23      
7 A" 1317 1284 12.06      
8 A" 1031 1005 226.97      
9 A" 287 279 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 4768.1 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 4646.5 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-121G
ABC
0.31237 0.08980 0.07285

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.450 -0.926 0.000
H2 -1.537 -1.015 0.000
Br3 0.080 0.994 0.000
F4 0.080 -1.567 1.133
F5 0.080 -1.567 -1.133

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09101.99141.40571.4057
H21.09102.57852.05032.0503
Br31.99142.57852.80042.8004
F41.40572.05032.80042.2670
F51.40572.05032.80042.2670

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 110.092 H2 C1 F4 109.768
H2 C1 F5 109.768 Br3 C1 F4 109.847
Br3 C1 F5 109.847 F4 C1 F5 107.478
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.043      
2 H 0.210      
3 Br 0.148      
4 F -0.158      
5 F -0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.934 0.680 0.000 2.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.737 2.661 0.000
y 2.661 -32.133 0.000
z 0.000 0.000 -34.091
Traceless
 xyz
x 4.375 2.661 0.000
y 2.661 -0.719 0.000
z 0.000 0.000 -3.656
Polar
3z2-r2-7.312
x2-y23.396
xy2.661
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.358 0.681 0.000
y 0.681 5.973 0.000
z 0.000 0.000 2.559


<r2> (average value of r2) Å2
<r2> 86.816
(<r2>)1/2 9.317