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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: PBEPBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/aug-cc-pVTZ
 hartrees
Energy at 0K-8219.531445
Energy at 298.15K-8219.539740
HF Energy-8219.531445
Nuclear repulsion energy1117.322019
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/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 A1 688 683 132.89      
2 A1 318 316 0.08      
3 A1 201 200 0.43      
4 E 613 609 132.23      
4 E 613 609 132.20      
5 E 206 205 0.69      
5 E 206 205 0.69      
6 E 133 133 0.02      
6 E 133 133 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 1555.7 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 1545.6 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 PBEPBE/aug-cc-pVTZ
ABC
0.02878 0.02878 0.02086

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.306
Cl2 0.000 0.000 2.079
Br3 0.000 1.847 -0.354
Br4 1.600 -0.924 -0.354
Br5 -1.600 -0.924 -0.354

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.77311.96181.96181.9618
Cl21.77313.05503.05503.0550
Br31.96183.05503.19993.1999
Br41.96183.05503.19993.1999
Br51.96183.05503.19993.1999

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.660 Cl2 C1 Br4 109.660
Cl2 C1 Br5 109.660 Br3 C1 Br4 109.282
Br3 C1 Br5 109.282 Br4 C1 Br5 109.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.191      
2 Cl -0.082      
3 Br 0.091      
4 Br 0.091      
5 Br 0.091      


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 -0.032 0.032
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -71.385 0.000 0.000
y 0.000 -71.385 0.000
z 0.000 0.000 -72.112
Traceless
 xyz
x 0.363 0.000 0.000
y 0.000 0.363 0.000
z 0.000 0.000 -0.727
Polar
3z2-r2-1.454
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 14.923 0.000 0.000
y 0.000 14.923 0.000
z 0.000 0.000 13.522


<r2> (average value of r2) Å2
<r2> 490.313
(<r2>)1/2 22.143