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

using model chemistry: mPW1PW91/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-2812.680735
Energy at 298.15K 
HF Energy-2812.680735
Nuclear repulsion energy257.984721
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/daug-cc-pVDZ
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' 3170 3170 6.33 86.92 0.21 0.35
2 A' 1284 1284 68.24 3.93 0.11 0.20
3 A' 1112 1112 270.11 0.91 0.75 0.86
4 A' 717 717 120.57 14.36 0.11 0.20
5 A' 576 576 5.11 2.23 0.16 0.28
6 A' 322 322 0.15 5.10 0.23 0.37
7 A" 1348 1348 8.54 2.72 0.75 0.86
8 A" 1140 1140 215.71 1.62 0.75 0.86
9 A" 314 314 0.13 1.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4991.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4991.2 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/daug-cc-pVDZ
ABC
0.33838 0.09598 0.07812

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.427 -0.910 0.000
H2 -1.518 -0.981 0.000
Br3 0.077 0.962 0.000
F4 0.077 -1.512 1.088
F5 0.077 -1.512 -1.088

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09381.93841.34201.3420
H21.09382.51432.00292.0029
Br31.93842.51432.70282.7028
F41.34202.00292.70282.1763
F51.34202.00292.70282.1763

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 108.819 H2 C1 F4 110.211
H2 C1 F5 110.211 Br3 C1 F4 109.616
Br3 C1 F5 109.616 F4 C1 F5 108.359
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.095      
2 H -0.227      
3 Br 0.314      
4 F -0.591      
5 F -0.591      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.397 0.010 0.000 1.397
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.271 2.205 0.000
y 2.205 -34.237 0.000
z 0.000 0.000 -36.095
Traceless
 xyz
x 2.895 2.205 0.000
y 2.205 -0.054 0.000
z 0.000 0.000 -2.841
Polar
3z2-r2-5.682
x2-y21.966
xy2.205
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.041 0.331 0.000
y 0.331 6.930 0.000
z 0.000 0.000 5.190


<r2> (average value of r2) Å2
<r2> 125.860
(<r2>)1/2 11.219