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All results from a given calculation for CHBrCl2 (Methane, bromodichloro-)

using model chemistry: ROHF/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 ROHF/6-31G*
 hartrees
Energy at 0K-3527.276768
Energy at 298.15K 
HF Energy-3527.276768
Nuclear repulsion energy396.155752
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 ROHF/6-31G*
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' 3416 3041 0.23 67.77 0.31 0.47
2 A' 1339 1192 52.91 6.50 0.63 0.77
3 A' 815 726 125.60 11.64 0.71 0.83
4 A' 655 583 17.90 15.34 0.07 0.12
5 A' 361 322 0.47 8.11 0.22 0.37
6 A' 245 218 0.11 4.87 0.56 0.72
7 A" 1395 1242 33.50 6.46 0.75 0.86
8 A" 873 777 139.28 10.14 0.75 0.86
9 A" 240 213 0.12 3.45 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4668.9 cm-1
Scaled (by 0.8904) Zero Point Vibrational Energy (zpe) 4157.2 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 ROHF/6-31G*
ABC
0.10950 0.06107 0.04028

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.669 -0.138 0.000
H2 -1.563 0.451 0.000
Br3 0.809 1.106 0.000
Cl4 -0.669 -1.127 1.456
Cl5 -0.669 -1.127 -1.456

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.07061.93261.75991.7599
H21.07062.46092.32592.3259
Br31.93262.46093.04853.0485
Cl41.75992.32593.04852.9117
Cl51.75992.32593.04852.9117

picture of Methane, bromodichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 106.497 H2 C1 Cl4 108.028
H2 C1 Cl5 108.028 Br3 C1 Cl4 111.211
Br3 C1 Cl5 111.211 Cl4 C1 Cl5 111.625
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.340      
2 H 0.298      
3 Br -0.040      
4 Cl 0.041      
5 Cl 0.041      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.971 0.802 0.000 1.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.693 -0.501 0.000
y -0.501 -50.191 0.000
z 0.000 0.000 -50.873
Traceless
 xyz
x 2.839 -0.501 0.000
y -0.501 -0.908 0.000
z 0.000 0.000 -1.931
Polar
3z2-r2-3.862
x2-y22.498
xy-0.501
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 232.660
(<r2>)1/2 15.253