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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: TPSSh/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 TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-64.714625
Energy at 298.15K-64.715824
HF Energy-64.714625
Nuclear repulsion energy23.934174
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 TPSSh/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 3133 3024 10.98      
2 A1 2832 2734 20.27      
3 A1 1503 1450 56.18      
4 A1 1285 1240 5.47      
5 B1 738 713 77.47      
6 B1 634 612 2.40      
7 B2 3193 3082 1.13      
8 B2 916 884 36.04      
9 B2 413 399 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 7323.4 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 7068.6 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 TPSSh/aug-cc-pVTZ
ABC
10.00678 0.95768 0.87403

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.590
B2 0.000 0.000 -0.787
H3 0.000 0.914 1.176
H4 0.000 -0.914 1.176
H5 0.000 0.000 -1.959

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37721.08601.08602.5493
B21.37722.16582.16581.1721
H31.08602.16581.82843.2660
H41.08602.16581.82843.2660
H52.54931.17213.26603.2660

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 122.667
B2 C1 H4 122.667 H4 C1 H3 114.667
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.434      
2 B -0.062      
3 H 0.271      
4 H 0.271      
5 H -0.046      


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 -0.579 0.579
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.313 0.000 0.000
y 0.000 3.697 0.000
z 0.000 0.000 5.923


<r2> (average value of r2) Å2
<r2> 21.689
(<r2>)1/2 4.657