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

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-2781.402423
Energy at 298.15K-2781.407182
HF Energy-2781.402423
Nuclear repulsion energy250.608227
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 B1B95/STO-3G
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' 3211 2835 16.77      
2 A' 1343 1186 90.99      
3 A' 1183 1044 98.40      
4 A' 721 637 71.13      
5 A' 547 483 9.82      
6 A' 325 287 0.63      
7 A" 1448 1279 48.76      
8 A" 1242 1097 56.16      
9 A" 304 269 2.21      

Unscaled Zero Point Vibrational Energy (zpe) 5162.1 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 4558.1 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 B1B95/STO-3G
ABC
0.31872 0.09045 0.07346

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.422 -0.930 0.000
H2 -1.550 -0.969 0.000
Br3 0.077 0.991 0.000
F4 0.077 -1.562 1.124
F5 0.077 -1.562 -1.124

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.12891.98441.38291.3829
H21.12892.54732.06502.0650
Br31.98442.54732.78942.7894
F41.38292.06502.78942.2479
F51.38292.06502.78942.2479

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 106.552 H2 C1 F4 110.184
H2 C1 F5 110.184 Br3 C1 F4 110.591
Br3 C1 F5 110.591 F4 C1 F5 108.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.112      
2 H 0.096      
3 Br -0.058      
4 F -0.075      
5 F -0.075      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.984 -0.964 0.000 1.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.026 1.032 0.000
y 1.032 -30.732 0.000
z 0.000 0.000 -31.209
Traceless
 xyz
x 1.944 1.032 0.000
y 1.032 -0.614 0.000
z 0.000 0.000 -1.330
Polar
3z2-r2-2.660
x2-y21.706
xy1.032
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.091 0.415 0.000
y 0.415 3.423 0.000
z 0.000 0.000 1.285


<r2> (average value of r2) Å2
<r2> 129.875
(<r2>)1/2 11.396