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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-64.684955
Energy at 298.15K-64.686152
HF Energy-64.684955
Nuclear repulsion energy23.988770
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 mPW1PW91/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 3161 3032 14.46      
2 A1 2836 2720 18.27      
3 A1 1519 1457 56.24      
4 A1 1274 1222 8.55      
5 B1 736 706 82.06      
6 B1 652 625 2.37      
7 B2 3228 3096 2.60      
8 B2 911 874 40.88      
9 B2 404 388 1.78      

Unscaled Zero Point Vibrational Energy (zpe) 7360.3 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 7060.0 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 mPW1PW91/cc-pVTZ
ABC
10.00445 0.96312 0.87854

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.589
B2 0.000 0.000 -0.784
H3 0.000 0.914 1.171
H4 0.000 -0.914 1.171
H5 0.000 0.000 -1.957

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37311.08401.08402.5457
B21.37312.15872.15871.1725
H31.08402.15871.82863.2589
H41.08402.15871.82863.2589
H52.54571.17253.25893.2589

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 122.493
B2 C1 H4 122.493 H4 C1 H3 115.014
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.344      
2 B 0.052      
3 H 0.125      
4 H 0.125      
5 H 0.041      


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 -0.546 0.546
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.031 0.000 0.000
y 0.000 -11.619 0.000
z 0.000 0.000 -11.403
Traceless
 xyz
x -4.520 0.000 0.000
y 0.000 2.098 0.000
z 0.000 0.000 2.422
Polar
3z2-r24.844
x2-y2-4.412
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.352 0.000 0.000
y 0.000 3.159 0.000
z 0.000 0.000 5.556


<r2> (average value of r2) Å2
<r2> 21.531
(<r2>)1/2 4.640