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

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-2807.395699
Energy at 298.15K-2807.400834
HF Energy-2807.395699
Nuclear repulsion energy262.755336
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 HF/6-31G(2df,p)
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' 3320 3007 19.99      
2 A' 1443 1307 117.65      
3 A' 1248 1130 280.54      
4 A' 786 712 127.61      
5 A' 640 579 7.53      
6 A' 358 324 0.06      
7 A" 1531 1386 25.22      
8 A" 1306 1182 191.90      
9 A" 348 315 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 5489.7 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 4970.9 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 HF/6-31G(2df,p)
ABC
0.35360 0.09926 0.08096

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.418 -0.899 0.000
H2 -1.492 -0.971 0.000
Br3 0.075 0.946 0.000
F4 0.075 -1.486 1.064
F5 0.075 -1.486 -1.064

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.07671.90951.31191.3119
H21.07672.47661.96331.9633
Br31.90952.47662.65482.6548
F41.31191.96332.65482.1285
F51.31191.96332.65482.1285

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 108.844 H2 C1 F4 110.174
H2 C1 F5 110.174 Br3 C1 F4 109.601
Br3 C1 F5 109.601 F4 C1 F5 108.436
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.258      
2 H 0.164      
3 Br -0.046      
4 F -0.188      
5 F -0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.422 -0.164 0.000 1.431
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.701 2.121 0.000
y 2.121 -33.876 0.000
z 0.000 0.000 -35.541
Traceless
 xyz
x 3.007 2.121 0.000
y 2.121 -0.255 0.000
z 0.000 0.000 -2.752
Polar
3z2-r2-5.504
x2-y22.175
xy2.121
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.076 0.389 0.000
y 0.389 5.666 0.000
z 0.000 0.000 4.047


<r2> (average value of r2) Å2
<r2> 121.881
(<r2>)1/2 11.040