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

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-3516.194489
Energy at 298.15K-3516.198551
HF Energy-3516.194489
Nuclear repulsion energy375.817941
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 BLYP/3-21G
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' 3160 3143 0.15      
2 A' 1152 1145 38.07      
3 A' 637 634 193.17      
4 A' 544 541 5.24      
5 A' 282 280 0.34      
6 A' 195 194 0.21      
7 A" 1155 1148 18.67      
8 A" 599 596 195.71      
9 A" 192 191 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 3957.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 3935.6 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 BLYP/3-21G
ABC
0.09714 0.05521 0.03617

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.679 -0.109 0.000
H2 -1.627 0.426 0.000
Br3 0.822 1.180 0.000
Cl4 -0.679 -1.208 1.546
Cl5 -0.679 -1.208 -1.546

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08861.97851.89711.8971
H21.08862.56302.44122.4412
Br31.97852.56303.21663.2166
Cl41.89712.44123.21663.0919
Cl51.89712.44123.21663.0919

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 109.945 H2 C1 Cl4 106.536
H2 C1 Cl5 106.536 Br3 C1 Cl4 112.178
Br3 C1 Cl5 112.178 Cl4 C1 Cl5 109.161
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.703      
2 H 0.332      
3 Br 0.218      
4 Cl 0.077      
5 Cl 0.077      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.578 1.662 0.000 1.760
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.491 -0.513 0.000
y -0.513 -50.225 0.000
z 0.000 0.000 -51.855
Traceless
 xyz
x 3.549 -0.513 0.000
y -0.513 -0.552 0.000
z 0.000 0.000 -2.997
Polar
3z2-r2-5.994
x2-y22.734
xy-0.513
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.638 2.475 0.000
y 2.475 6.804 0.000
z 0.000 0.000 7.300


<r2> (average value of r2) Å2
<r2> 255.762
(<r2>)1/2 15.993