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

using model chemistry: mPW1PW91/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-2812.779556
Energy at 298.15K 
HF Energy-2812.779556
Nuclear repulsion energy258.616332
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 mPW1PW91/Def2TZVPP
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' 3151 3151 10.14 84.73 0.23 0.37
2 A' 1302 1302 76.05 2.14 0.23 0.38
3 A' 1133 1133 279.92 1.28 0.70 0.82
4 A' 719 719 122.14 10.97 0.21 0.35
5 A' 590 590 5.90 1.93 0.28 0.44
6 A' 324 324 0.33 5.00 0.30 0.47
7 A" 1376 1376 12.09 2.78 0.75 0.86
8 A" 1164 1164 217.65 1.46 0.75 0.86
9 A" 316 316 0.21 1.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5037.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5037.1 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 mPW1PW91/Def2TZVPP
ABC
0.34287 0.09606 0.07833

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.421 -0.913 0.000
H2 -1.507 -0.975 0.000
Br3 0.076 0.962 0.000
F4 0.076 -1.512 1.081
F5 0.076 -1.512 -1.081

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08721.93971.33241.3324
H21.08722.50141.99071.9907
Br31.93972.50142.69942.6994
F41.33241.99072.69942.1630
F51.33241.99072.69942.1630

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 108.134 H2 C1 F4 110.311
H2 C1 F5 110.311 Br3 C1 F4 109.778
Br3 C1 F5 109.778 F4 C1 F5 108.524
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.268      
2 H 0.109      
3 Br -0.085      
4 F -0.146      
5 F -0.146      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.370 -0.081 0.000 1.373
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.062 2.071 0.000
y 2.071 -33.966 0.000
z 0.000 0.000 -35.736
Traceless
 xyz
x 2.788 2.071 0.000
y 2.071 -0.067 0.000
z 0.000 0.000 -2.722
Polar
3z2-r2-5.443
x2-y21.903
xy2.071
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.213 0.426 0.000
y 0.426 6.349 0.000
z 0.000 0.000 4.326


<r2> (average value of r2) Å2
<r2> 125.332
(<r2>)1/2 11.195