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

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-2599.302034
Energy at 298.15K-2599.303659
HF Energy-2599.302034
Nuclear repulsion energy59.426117
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/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 708 675 74.47      

Unscaled Zero Point Vibrational Energy (zpe) 354.0 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 337.5 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/3-21G*
B
0.46281

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.596
Br2 0.000 0.000 0.274

Atom - Atom Distances (Å)
  C1 Br2
C11.8700
Br21.8700

picture of Carbon monobromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.060      
2 Br 0.060      


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 1.536 1.536
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.553 0.000 0.000
y 0.000 -24.438 0.000
z 0.000 0.000 -25.673
Traceless
 xyz
x 2.503 0.000 0.000
y 0.000 -0.325 0.000
z 0.000 0.000 -2.177
Polar
3z2-r2-4.355
x2-y21.885
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.234 0.000 0.000
y 0.000 2.130 0.000
z 0.000 0.000 5.599


<r2> (average value of r2) Å2
<r2> 33.039
(<r2>)1/2 5.748