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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: wB97X-D/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 wB97X-D/CEP-31G
 hartrees
Energy at 0K-44.374860
Energy at 298.15K-44.380243
HF Energy-44.374860
Nuclear repulsion energy37.839151
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/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' 3154 3154 38.03      
2 A' 1486 1486 0.14      
3 A' 1358 1358 59.59      
4 A' 1024 1024 176.63      
5 A' 618 618 76.70      
6 A' 295 295 1.21      
7 A" 3266 3266 19.15      
8 A" 1221 1221 2.90      
9 A" 936 936 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 6678.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6678.7 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 wB97X-D/CEP-31G
ABC
1.25816 0.11852 0.11073

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.542 -1.135 0.000
F2 -0.607 -1.965 0.000
Br3 0.000 0.775 0.000
H4 1.107 -1.321 0.917
H5 1.107 -1.321 -0.917

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.41801.98591.09311.0931
F21.41802.80732.04812.0481
Br31.98592.80732.54212.5421
H41.09312.04812.54211.8345
H51.09312.04812.54211.8345

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 109.998 F2 C1 H4 108.604
F2 C1 H5 108.604 Br3 C1 H4 107.749
Br3 C1 H5 107.749 H4 C1 H5 114.100
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.296      
2 F -0.210      
3 Br 0.046      
4 H 0.230      
5 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.454 -0.427 0.000 2.491
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.896 -4.349 0.000
y -4.349 -27.816 0.000
z 0.000 0.000 -25.661
Traceless
 xyz
x 0.842 -4.349 0.000
y -4.349 -2.037 0.000
z 0.000 0.000 1.195
Polar
3z2-r22.391
x2-y21.920
xy-4.349
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.275 -0.654 0.000
y -0.654 5.703 0.000
z 0.000 0.000 1.847


<r2> (average value of r2) Å2
<r2> 64.307
(<r2>)1/2 8.019