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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/TZVP
 hartrees
Energy at 0K-64.678165
Energy at 298.15K-64.679363
HF Energy-64.678165
Nuclear repulsion energy23.934341
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 B3PW91/TZVP
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 3147 3035 13.78      
2 A1 2828 2727 18.78      
3 A1 1513 1459 59.02      
4 A1 1270 1224 9.36      
5 B1 733 707 99.22      
6 B1 646 623 3.70      
7 B2 3214 3100 2.83      
8 B2 914 881 52.11      
9 B2 412 397 3.60      

Unscaled Zero Point Vibrational Energy (zpe) 7338.6 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 7076.6 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 B3PW91/TZVP
ABC
9.97867 0.95843 0.87444

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

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 -0.786
H3 0.000 0.915 1.175
H4 0.000 -0.915 1.175
H5 0.000 0.000 -1.961

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37631.08651.08652.5509
B21.37632.16452.16451.1746
H31.08652.16451.83103.2669
H41.08652.16451.83103.2669
H52.55091.17463.26693.2669

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 122.580
B2 C1 H4 122.580 H4 C1 H3 114.840
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.498      
2 B 0.188      
3 H 0.152      
4 H 0.152      
5 H 0.006      


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 -0.568 0.568
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.207 0.000 0.000
y 0.000 -11.574 0.000
z 0.000 0.000 -11.453
Traceless
 xyz
x -4.693 0.000 0.000
y 0.000 2.256 0.000
z 0.000 0.000 2.437
Polar
3z2-r24.874
x2-y2-4.633
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.304 0.000 0.000
y 0.000 2.802 0.000
z 0.000 0.000 5.689


<r2> (average value of r2) Å2
<r2> 21.631
(<r2>)1/2 4.651