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

using model chemistry: BLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 4Σ-
2 1 yes C*V 2Π

State 1 (4Σ-)

Jump to S2C1
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-62.667917
Energy at 298.15K-62.665448
HF Energy-62.667917
Nuclear repulsion energy10.591558
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 BLYP/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 Σ 1156 1153 6.01      

Unscaled Zero Point Vibrational Energy (zpe) 578.2 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 576.5 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 BLYP/cc-pVTZ
B
1.30687

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.818
C2 0.000 0.000 0.681

Atom - Atom Distances (Å)
  B1 C2
B11.4989
C21.4989

picture of boron monocarbide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.038      
2 C -0.038      


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 -0.966 0.966
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.839 0.000 0.000
y 0.000 -11.839 0.000
z 0.000 0.000 -14.528
Traceless
 xyz
x 1.345 0.000 0.000
y 0.000 1.345 0.000
z 0.000 0.000 -2.689
Polar
3z2-r2-5.379
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 2.996 0.000 0.000
y 0.000 2.996 0.000
z 0.000 0.000 7.327


<r2> (average value of r2) Å2
<r2> 14.081
(<r2>)1/2 3.753

State 2 (2Π)

Jump to S1C1
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-62.656355
Energy at 298.15K-62.653886
Nuclear repulsion energy10.580300
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 BLYP/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 Σ 1162 1158 1.77      

Unscaled Zero Point Vibrational Energy (zpe) 580.7 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 579.0 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 BLYP/cc-pVTZ
B
1.30410

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.818
C2 0.000 0.000 0.682

Atom - Atom Distances (Å)
  B1 C2
B11.5005
C21.5005

picture of boron monocarbide state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability