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

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-3071.030512
Energy at 298.15K-3071.035886
HF Energy-3071.030512
Nuclear repulsion energy219.388085
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' 3288 2987 4.97      
2 A' 1583 1438 0.01      
3 A' 1377 1251 73.29      
4 A' 809 735 108.31      
5 A' 661 601 27.89      
6 A' 245 223 0.28      
7 A" 3371 3062 0.76      
8 A" 1259 1144 0.02      
9 A" 932 847 1.69      

Unscaled Zero Point Vibrational Energy (zpe) 6762.3 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 6143.5 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
0.99526 0.07085 0.06698

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 0.000 1.020 0.000
Br2 0.837 -0.718 0.000
Cl3 -1.760 0.939 0.000
H4 0.319 1.529 0.887
H5 0.319 1.529 -0.887

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.92891.76181.07131.0713
Br21.92893.08022.47102.4710
Cl31.76183.08022.33602.3360
H41.07132.47102.33601.7735
H51.07132.47102.33601.7735

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 113.063 Br2 C1 H4 107.421
Br2 C1 H5 107.421 Cl3 C1 H4 108.621
Cl3 C1 H5 108.621 H4 C1 H5 111.741
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 -0.503      
2 Br 0.021      
3 Cl -0.176      
4 H 0.329      
5 H 0.329      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.876 1.521 0.000 1.755
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.814 1.540 0.000
y 1.540 -35.494 0.000
z 0.000 0.000 -37.508
Traceless
 xyz
x -3.313 1.540 0.000
y 1.540 3.167 0.000
z 0.000 0.000 0.146
Polar
3z2-r20.293
x2-y2-4.320
xy1.540
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.250 -1.337 0.000
y -1.337 7.404 0.000
z 0.000 0.000 5.803


<r2> (average value of r2) Å2
<r2> 146.368
(<r2>)1/2 12.098