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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: B1B95/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 B1B95/aug-cc-pVTZ
 hartrees
Energy at 0K-8222.010861
Energy at 298.15K-8222.019335
HF Energy-8222.010861
Nuclear repulsion energy1132.391360
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 B1B95/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 753 722 113.87      
2 A1 336 322 0.03      
3 A1 210 202 0.16      
4 E 684 655 109.23      
4 E 684 655 108.80      
5 E 216 207 0.12      
5 E 216 207 0.12      
6 E 139 133 0.01      
6 E 139 133 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1687.7 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 1617.6 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 B1B95/aug-cc-pVTZ
ABC
0.02955 0.02955 0.02144

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.298
Cl2 0.000 0.000 2.054
Br3 0.000 1.822 -0.350
Br4 1.578 -0.911 -0.350
Br5 -1.578 -0.911 -0.350

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.75621.93401.93401.9340
Cl21.75623.01653.01653.0165
Br31.93403.01653.15633.1563
Br41.93403.01653.15633.1563
Br51.93403.01653.15633.1563

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.565 Cl2 C1 Br4 109.565
Cl2 C1 Br5 109.565 Br3 C1 Br4 109.377
Br3 C1 Br5 109.377 Br4 C1 Br5 109.377
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.246      
2 Cl -0.069      
3 Br 0.105      
4 Br 0.105      
5 Br 0.105      


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 -0.090 0.090
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -70.791 0.000 0.000
y 0.000 -70.791 0.000
z 0.000 0.000 -71.695
Traceless
 xyz
x 0.452 0.000 0.000
y 0.000 0.452 0.000
z 0.000 0.000 -0.904
Polar
3z2-r2-1.808
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 14.023 0.000 0.000
y 0.000 14.028 -0.001
z 0.000 -0.001 12.753


<r2> (average value of r2) Å2
<r2> 478.191
(<r2>)1/2 21.868