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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/SDD
 hartrees
Energy at 0K-64.208462
Energy at 298.15K-64.209923
HF Energy-64.208462
Nuclear repulsion energy23.896862
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 HF/SDD
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 3323 2992 2.97      
2 A1 2983 2686 34.93      
3 A1 1603 1443 77.31      
4 A1 1407 1267 0.06      
5 B1 932 839 152.95      
6 B1 783 705 4.54      
7 B2 3409 3069 2.68      
8 B2 1018 917 77.73      
9 B2 565 509 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 8010.9 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 7213.1 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 HF/SDD
ABC
10.13563 0.94802 0.86694

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.596
B2 0.000 0.000 -0.794
H3 0.000 0.908 1.174
H4 0.000 -0.908 1.174
H5 0.000 0.000 -1.957

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38981.07681.07682.5526
B21.38982.16752.16751.1628
H31.07682.16751.81683.2599
H41.07682.16751.81683.2599
H52.55261.16283.25993.2599

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 122.479
B2 C1 H4 122.479 H4 C1 H3 115.041
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.625      
2 B 0.117      
3 H 0.208      
4 H 0.208      
5 H 0.093      


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 -0.818 0.818
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.703 0.000 0.000
y 0.000 -11.655 0.000
z 0.000 0.000 -11.534
Traceless
 xyz
x -5.109 0.000 0.000
y 0.000 2.464 0.000
z 0.000 0.000 2.645
Polar
3z2-r25.290
x2-y2-5.048
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.276 0.000 0.000
y 0.000 2.286 0.000
z 0.000 0.000 5.428


<r2> (average value of r2) Å2
<r2> 21.823
(<r2>)1/2 4.672