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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: B3PW91/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311+G(3df,2p)
 hartrees
Energy at 0K-5286.802143
Energy at 298.15K 
HF Energy-5286.802143
Nuclear repulsion energy481.661326
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 B3PW91/6-311+G(3df,2p)
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' 3153 3018 0.04 69.46 0.21 0.34
2 A' 1317 1261 9.96 4.45 0.39 0.56
3 A' 1104 1057 183.28 2.72 0.49 0.66
4 A' 624 597 23.26 13.03 0.05 0.10
5 A' 362 346 0.24 5.96 0.10 0.19
6 A' 168 161 0.01 3.01 0.37 0.54
7 A" 1184 1133 73.11 1.29 0.75 0.86
8 A" 701 671 199.94 4.06 0.75 0.86
9 A" 299 286 0.10 1.77 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4455.9 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 4265.7 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 B3PW91/6-311+G(3df,2p)
ABC
0.18467 0.04080 0.03414

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.101 0.786 0.000
H2 -1.013 1.374 0.000
F3 0.968 1.591 0.000
Br4 -0.101 -0.292 1.607
Br5 -0.101 -0.292 -1.607

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08511.33841.93521.9352
H21.08511.99242.48812.4881
F31.33841.99242.69672.6967
Br41.93522.48812.69673.2150
Br51.93522.48812.69673.2150

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.156 H2 C1 Br4 107.574
H2 C1 Br5 107.574 F3 C1 Br4 109.581
F3 C1 Br5 109.581 Br4 C1 Br5 112.331
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.118      
2 H 0.192      
3 F -0.261      
4 Br -0.024      
5 Br -0.024      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.041 0.446 0.000 1.132
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.877 -2.143 0.000
y -2.143 -46.701 0.000
z 0.000 0.000 -46.873
Traceless
 xyz
x -1.090 -2.143 0.000
y -2.143 0.674 0.000
z 0.000 0.000 0.416
Polar
3z2-r20.832
x2-y2-1.177
xy-2.143
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.880 0.226 0.000
y 0.226 7.668 0.000
z 0.000 0.000 11.161


<r2> (average value of r2) Å2
<r2> 254.901
(<r2>)1/2 15.966