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

using model chemistry: HF/aug-cc-pVQZ

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/aug-cc-pVQZ
 hartrees
Energy at 0K-2809.895023
Energy at 298.15K-2809.900146
HF Energy-2809.895023
Nuclear repulsion energy261.108419
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/aug-cc-pVQZ
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' 3319 3015 10.34      
2 A' 1434 1303 113.00      
3 A' 1232 1119 319.09      
4 A' 777 706 138.48      
5 A' 642 583 7.49      
6 A' 352 320 0.08      
7 A" 1516 1377 18.84      
8 A" 1283 1165 222.59      
9 A" 343 312 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 5448.1 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 4949.6 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/aug-cc-pVQZ
ABC
0.35373 0.09743 0.07974

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.418 -0.911 0.000
H2 -1.490 -0.977 0.000
Br3 0.075 0.955 0.000
F4 0.075 -1.500 1.064
F5 0.075 -1.500 -1.064

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.07411.93071.31221.3122
H21.07412.48721.96371.9637
Br31.93072.48722.67552.6755
F41.31221.96372.67552.1282
F51.31221.96372.67552.1282

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 108.339 H2 C1 F4 110.353
H2 C1 F5 110.353 Br3 C1 F4 109.711
Br3 C1 F5 109.711 F4 C1 F5 108.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.701      
2 H 0.343      
3 Br 0.042      
4 F -0.543      
5 F -0.543      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.518 -0.062 0.000 1.520
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.140 2.307 0.000
y 2.307 -34.512 0.000
z 0.000 0.000 -36.256
Traceless
 xyz
x 3.244 2.307 0.000
y 2.307 -0.314 0.000
z 0.000 0.000 -2.930
Polar
3z2-r2-5.860
x2-y22.372
xy2.307
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.683 0.346 0.000
y 0.346 6.368 0.000
z 0.000 0.000 4.725


<r2> (average value of r2) Å2
<r2> 123.730
(<r2>)1/2 11.123