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All results from a given calculation for CHClBr2 (Methane, dibromochloro-)

using model chemistry: ROHF/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-5642.885407
Energy at 298.15K-5642.892668
HF Energy-5642.885407
Nuclear repulsion energy577.990667
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/aug-cc-pVTZ
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' 3358 3358 4.18      
2 A' 1338 1338 28.12      
3 A' 832 832 107.86      
4 A' 613 613 4.90      
5 A' 302 302 0.09      
6 A' 182 182 0.01      
7 A" 1298 1298 47.89      
8 A" 752 752 99.66      
9 A" 217 217 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 4446.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4446.4 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/aug-cc-pVTZ
ABC
0.08364 0.04141 0.02825

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.231 0.592 0.000
H2 -1.145 1.146 0.000
Cl3 1.101 1.739 0.000
Br4 -0.231 -0.489 1.594
Br5 -0.231 -0.489 -1.594

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.06891.75821.92621.9262
H21.06892.32322.45982.4598
Cl31.75822.32323.04683.0468
Br41.92622.45983.04683.1883
Br51.92622.45983.04683.1883

picture of Methane, dibromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.034 H2 C1 Br4 106.913
H2 C1 Br5 106.913 Cl3 C1 Br4 111.493
Cl3 C1 Br5 111.493 Br4 C1 Br5 111.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.136      
2 H 0.274      
3 Cl -0.197      
4 Br 0.030      
5 Br 0.030      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.935 0.499 0.000 1.059
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.199 -1.324 0.000
y -1.324 -55.112 0.000
z 0.000 0.000 -55.592
Traceless
 xyz
x 0.153 -1.324 0.000
y -1.324 0.283 0.000
z 0.000 0.000 -0.437
Polar
3z2-r2-0.873
x2-y2-0.087
xy-1.324
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> 0.000
(<r2>)1/2 0.000