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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: HF/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 HF/cc-pVTZ
 hartrees
Energy at 0K-64.246840
Energy at 298.15K-64.248214
HF Energy-64.246840
Nuclear repulsion energy24.058746
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/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 3274 2979 4.14      
2 A1 2925 2662 26.51      
3 A1 1601 1457 58.36      
4 A1 1379 1255 0.36      
5 B1 855 778 95.49      
6 B1 736 670 0.59      
7 B2 3339 3039 0.00      
8 B2 973 885 51.88      
9 B2 491 447 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7786.2 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 7086.2 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/cc-pVTZ
ABC
10.08994 0.96651 0.88202

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/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 -0.783
H3 0.000 0.910 1.163
H4 0.000 -0.910 1.163
H5 0.000 0.000 -1.950

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37341.07581.07582.5401
B21.37342.14902.14901.1667
H31.07582.14901.82093.2436
H41.07582.14901.82093.2436
H52.54011.16673.24363.2436

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 122.192
B2 C1 H4 122.192 H4 C1 H3 115.617
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.408      
2 B 0.066      
3 H 0.150      
4 H 0.150      
5 H 0.042      


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 -0.820 0.820
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.440 0.000 0.000
y 0.000 -11.718 0.000
z 0.000 0.000 -11.602
Traceless
 xyz
x -4.780 0.000 0.000
y 0.000 2.303 0.000
z 0.000 0.000 2.477
Polar
3z2-r24.954
x2-y2-4.722
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.381 0.000 0.000
y 0.000 3.005 0.000
z 0.000 0.000 5.590


<r2> (average value of r2) Å2
<r2> 21.602
(<r2>)1/2 4.648