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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: PBE1PBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBE1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-8212.709601
Energy at 298.15K-8212.718177
HF Energy-8212.709601
Nuclear repulsion energy1142.919444
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 PBE1PBE/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 758 726 112.95      
2 A1 348 333 0.00      
3 A1 223 213 0.11      
4 E 718 687 102.74      
4 E 718 687 102.70      
5 E 224 214 0.01      
5 E 224 214 0.01      
6 E 148 141 0.01      
6 E 148 141 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1753.3 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 1677.9 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 PBE1PBE/6-31G(2df,p)
ABC
0.03004 0.03004 0.02194

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.287
Cl2 0.000 0.000 2.053
Br3 0.000 1.801 -0.349
Br4 1.560 -0.901 -0.349
Br5 -1.560 -0.901 -0.349

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.76701.91021.91021.9102
Cl21.76703.00273.00273.0027
Br31.91023.00273.12023.1202
Br41.91023.00273.12023.1202
Br51.91023.00273.12023.1202

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.428 Cl2 C1 Br4 109.428
Cl2 C1 Br5 109.428 Br3 C1 Br4 109.515
Br3 C1 Br5 109.515 Br4 C1 Br5 109.515
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.472      
2 Cl 0.004      
3 Br 0.156      
4 Br 0.156      
5 Br 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.222 0.222
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -70.026 0.000 0.000
y 0.000 -70.026 0.000
z 0.000 0.000 -71.204
Traceless
 xyz
x 0.589 0.000 0.000
y 0.000 0.589 0.000
z 0.000 0.000 -1.178
Polar
3z2-r2-2.355
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.181 0.000 0.000
y 0.000 12.180 0.000
z 0.000 0.000 11.195


<r2> (average value of r2) Å2
<r2> 469.684
(<r2>)1/2 21.672