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All results from a given calculation for CBr (Carbon monobromide)

using model chemistry: PBEPBEultrafine/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at PBEPBEultrafine/3-21G
 hartrees
Energy at 0K-2599.050439
Energy at 298.15K-2599.052031
HF Energy-2599.050439
Nuclear repulsion energy56.936123
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 PBEPBEultrafine/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 638 632 73.37      

Unscaled Zero Point Vibrational Energy (zpe) 318.8 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 315.9 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 PBEPBEultrafine/3-21G
B
0.42484

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.666
Br2 0.000 0.000 0.286

Atom - Atom Distances (Å)
  C1 Br2
C11.9518
Br21.9518

picture of Carbon monobromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.184      
2 Br 0.184      


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 1.125 1.125
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.808 0.000 0.000
y 0.000 -24.754 0.000
z 0.000 0.000 -25.953
Traceless
 xyz
x 2.546 0.000 0.000
y 0.000 -0.374 0.000
z 0.000 0.000 -2.172
Polar
3z2-r2-4.344
x2-y21.947
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.459 0.000 0.000
y 0.000 1.257 0.000
z 0.000 0.000 5.834


<r2> (average value of r2) Å2
<r2> 34.817
(<r2>)1/2 5.901