return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-8220.892050
Energy at 298.15K-8220.900500
HF Energy-8220.892050
Nuclear repulsion energy1126.221878
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 B3PW91/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 738 709 127.64      
2 A1 332 319 0.05      
3 A1 211 202 0.23      
4 E 665 640 124.11      
4 E 665 640 124.08      
5 E 216 208 0.25      
5 E 216 208 0.25      
6 E 140 135 0.01      
6 E 140 135 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1660.8 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 1597.0 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 B3PW91/cc-pVTZ
ABC
0.02923 0.02923 0.02120

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.301
Cl2 0.000 0.000 2.064
Br3 0.000 1.833 -0.351
Br4 1.587 -0.916 -0.351
Br5 -1.587 -0.916 -0.351

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.76301.94531.94531.9453
Cl21.76303.03193.03193.0319
Br31.94533.03193.17413.1741
Br41.94533.03193.17413.1741
Br51.94533.03193.17413.1741

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.595 Cl2 C1 Br4 109.595
Cl2 C1 Br5 109.595 Br3 C1 Br4 109.347
Br3 C1 Br5 109.347 Br4 C1 Br5 109.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.158      
2 Cl 0.002      
3 Br 0.052      
4 Br 0.052      
5 Br 0.052      


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 -0.063 0.063
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -70.804 0.000 0.000
y 0.000 -70.804 0.000
z 0.000 0.000 -71.633
Traceless
 xyz
x 0.414 0.000 0.000
y 0.000 0.414 0.000
z 0.000 0.000 -0.829
Polar
3z2-r2-1.657
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 12.251 0.000 0.000
y 0.000 12.250 0.001
z 0.000 0.001 10.882


<r2> (average value of r2) Å2
<r2> 482.957
(<r2>)1/2 21.976