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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-63.789991
Energy at 298.15K-63.791239
HF Energy-63.789991
Nuclear repulsion energy24.126702
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 HSEh1PBE/STO-3G
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 3425 3025 64.15      
2 A1 3193 2820 10.28      
3 A1 1701 1502 49.92      
4 A1 1444 1276 2.49      
5 B1 858 758 39.44      
6 B1 734 649 7.78      
7 B2 3542 3128 16.13      
8 B2 988 872 90.93      
9 B2 497 439 1.84      

Unscaled Zero Point Vibrational Energy (zpe) 8191.4 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 7233.9 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 HSEh1PBE/STO-3G
ABC
9.95880 0.98125 0.89324

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.579
B2 0.000 0.000 -0.777
H3 0.000 0.916 1.175
H4 0.000 -0.916 1.175
H5 0.000 0.000 -1.938

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.35571.09341.09342.5169
B21.35572.15652.15651.1612
H31.09342.15651.83283.2454
H41.09342.15651.83283.2454
H52.51691.16123.24543.2454

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 123.054
B2 C1 H4 123.054 H4 C1 H3 113.891
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.352      
2 B 0.185      
3 H 0.092      
4 H 0.092      
5 H -0.016      


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 -0.265 0.265
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.094 0.000 0.000
y 0.000 -10.388 0.000
z 0.000 0.000 -11.064
Traceless
 xyz
x -2.368 0.000 0.000
y 0.000 1.691 0.000
z 0.000 0.000 0.677
Polar
3z2-r21.353
x2-y2-2.706
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.473 0.000 0.000
y 0.000 1.398 0.000
z 0.000 0.000 2.944


<r2> (average value of r2) Å2
<r2> 20.418
(<r2>)1/2 4.519