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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-64.600829
Energy at 298.15K-64.601945
HF Energy-64.600829
Nuclear repulsion energy23.831697
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/aug-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 3071 3037 16.14      
2 A1 2772 2741 17.74      
3 A1 1472 1456 54.08      
4 A1 1225 1211 11.96      
5 B1 692 685 74.70      
6 B1 606 599 4.54      
7 B2 3131 3096 3.18      
8 B2 887 877 31.68      
9 B2 378 373 1.94      

Unscaled Zero Point Vibrational Energy (zpe) 7116.8 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 7037.1 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/aug-cc-pVTZ
ABC
9.89771 0.95078 0.86745

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.592
B2 0.000 0.000 -0.789
H3 0.000 0.919 1.183
H4 0.000 -0.919 1.183
H5 0.000 0.000 -1.969

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38071.09301.09302.5608
B21.38072.17582.17581.1800
H31.09302.17581.83853.2834
H41.09302.17581.83853.2834
H52.56081.18003.28343.2834

picture of methyleneborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 H5 180.000 B2 C1 H3 122.755
B2 C1 H4 122.755 H4 C1 H3 114.491
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.562      
2 B -0.157      
3 H 0.353      
4 H 0.353      
5 H 0.013      


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 -0.482 0.482
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.318 0.000 0.000
y 0.000 -11.897 0.000
z 0.000 0.000 -11.673
Traceless
 xyz
x -4.533 0.000 0.000
y 0.000 2.098 0.000
z 0.000 0.000 2.434
Polar
3z2-r24.869
x2-y2-4.421
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.427 0.000 0.000
y 0.000 3.831 0.000
z 0.000 0.000 6.086


<r2> (average value of r2) Å2
<r2> 21.885
(<r2>)1/2 4.678