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All results from a given calculation for BC (boron monocarbide)

using model chemistry: PBE1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 4Σ-
Energy calculated at PBE1PBE/3-21G
 hartrees
Energy at 0K-62.225490
Energy at 298.15K-62.223017
HF Energy-62.225490
Nuclear repulsion energy10.492432
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 PBE1PBE/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 1128 1083 39.82      

Unscaled Zero Point Vibrational Energy (zpe) 563.9 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 541.6 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 PBE1PBE/3-21G
B
1.28253

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.825
C2 0.000 0.000 0.688

Atom - Atom Distances (Å)
  B1 C2
B11.5130
C21.5130

picture of boron monocarbide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.293      
2 C -0.293      


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 -1.080 1.080
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.727 0.000 0.000
y 0.000 -11.727 0.000
z 0.000 0.000 -14.658
Traceless
 xyz
x 1.466 0.000 0.000
y 0.000 1.466 0.000
z 0.000 0.000 -2.931
Polar
3z2-r2-5.863
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 2.251 0.000 0.000
y 0.000 2.251 0.000
z 0.000 0.000 7.176


<r2> (average value of r2) Å2
<r2> 14.178
(<r2>)1/2 3.765