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

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-3039.329583
Energy at 298.15K-3039.334760
HF Energy-3039.329583
Nuclear repulsion energy213.680081
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 PBEPBE/STO-3G
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' 3257 2975 0.17      
2 A' 1550 1416 0.37      
3 A' 1309 1196 39.38      
4 A' 791 723 102.23      
5 A' 680 621 12.16      
6 A' 231 211 1.53      
7 A" 3383 3091 0.02      
8 A" 1198 1095 0.03      
9 A" 877 801 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 6637.8 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 6064.3 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 PBEPBE/STO-3G
ABC
0.97161 0.06643 0.06295

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.000 0.000
Br2 0.886 -0.707 0.000
Cl3 -1.857 0.917 0.000
H4 0.280 1.573 0.911
H5 0.280 1.573 -0.911

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.92301.85901.11261.1126
Br21.92303.18812.52952.5295
Cl31.85903.18812.41402.4140
H41.11262.52952.41401.8226
H51.11262.52952.41401.8226

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 114.902 Br2 C1 H4 109.989
Br2 C1 H5 109.989 Cl3 C1 H4 105.903
Cl3 C1 H5 105.903 H4 C1 H5 109.978
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.172      
2 Br 0.055      
3 Cl -0.138      
4 H 0.128      
5 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.709 0.918 0.000 1.940
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.611 1.866 0.000
y 1.866 -32.831 0.000
z 0.000 0.000 -33.853
Traceless
 xyz
x -4.269 1.866 0.000
y 1.866 2.902 0.000
z 0.000 0.000 1.368
Polar
3z2-r22.736
x2-y2-4.781
xy1.866
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.563 -1.255 0.000
y -1.255 2.575 0.000
z 0.000 0.000 0.920


<r2> (average value of r2) Å2
<r2> 152.395
(<r2>)1/2 12.345