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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

using model chemistry: PBE1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31G**
 hartrees
Energy at 0K-3070.659088
Energy at 298.15K-3070.664370
HF Energy-3070.659088
Nuclear repulsion energy218.537465
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 PBE1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3172 3023 4.42      
2 A' 1482 1413 0.24      
3 A' 1284 1224 58.18      
4 A' 764 728 103.11      
5 A' 621 592 34.13      
6 A' 235 224 0.26      
7 A" 3258 3105 0.16      
8 A" 1183 1127 0.01      
9 A" 868 827 3.95      

Unscaled Zero Point Vibrational Energy (zpe) 6432.6 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 6131.0 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 PBE1PBE/6-31G**
ABC
0.99034 0.07029 0.06648

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.021 0.000
Br2 0.838 -0.723 0.000
Cl3 -1.764 0.948 0.000
H4 0.331 1.534 0.899
H5 0.331 1.534 -0.899

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93491.76511.08721.0872
Br21.93493.09222.48242.4824
Cl31.76513.09222.35362.3536
H41.08722.48242.35361.7987
H51.08722.48242.35361.7987

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 113.304 Br2 C1 H4 107.093
Br2 C1 H5 107.093 Cl3 C1 H4 108.877
Cl3 C1 H5 108.877 H4 C1 H5 111.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.466      
2 Br -0.068      
3 Cl 0.006      
4 H 0.264      
5 H 0.264      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.941 1.416 0.000 1.700
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.948 1.274 0.000
y 1.274 -34.660 0.000
z 0.000 0.000 -36.885
Traceless
 xyz
x -3.175 1.274 0.000
y 1.274 3.256 0.000
z 0.000 0.000 -0.081
Polar
3z2-r2-0.162
x2-y2-4.287
xy1.274
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.584 -1.372 0.000
y -1.372 5.554 0.000
z 0.000 0.000 3.802


<r2> (average value of r2) Å2
<r2> 146.844
(<r2>)1/2 12.118