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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-64.633555
Energy at 298.15K-64.634725
HF Energy-64.633555
Nuclear repulsion energy23.904859
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 B1B95/6-31G*
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 3187 3025 10.50      
2 A1 2863 2718 26.48      
3 A1 1540 1462 52.36      
4 A1 1292 1226 5.15      
5 B1 731 694 75.90      
6 B1 632 600 15.08      
7 B2 3255 3090 0.76      
8 B2 917 870 51.30      
9 B2 405 385 4.21      

Unscaled Zero Point Vibrational Energy (zpe) 7410.0 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 7034.3 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 B1B95/6-31G*
ABC
9.95774 0.95563 0.87195

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

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 -0.787
H3 0.000 0.916 1.175
H4 0.000 -0.916 1.175
H5 0.000 0.000 -1.964

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37891.08651.08652.5553
B21.37892.16602.16601.1764
H31.08652.16601.83293.2700
H41.08652.16601.83293.2700
H52.55531.17643.27003.2700

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 122.492
B2 C1 H4 122.492 H4 C1 H3 115.015
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.538      
2 B 0.120      
3 H 0.184      
4 H 0.184      
5 H 0.052      


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 -0.447 0.447
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.318 0.000 0.000
y 0.000 -11.208 0.000
z 0.000 0.000 -11.096
Traceless
 xyz
x -4.166 0.000 0.000
y 0.000 1.999 0.000
z 0.000 0.000 2.167
Polar
3z2-r24.334
x2-y2-4.110
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.871 0.000 0.000
y 0.000 2.543 0.000
z 0.000 0.000 5.012


<r2> (average value of r2) Å2
<r2> 21.330
(<r2>)1/2 4.618