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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-63.783014
Energy at 298.15K-63.784262
HF Energy-63.783014
Nuclear repulsion energy24.131559
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 PBE1PBE/STO-3G
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 3429 3024 65.30      
2 A1 3195 2818 10.67      
3 A1 1703 1502 50.47      
4 A1 1445 1275 2.61      
5 B1 860 758 39.97      
6 B1 736 649 7.61      
7 B2 3546 3128 16.78      
8 B2 987 871 91.09      
9 B2 497 438 1.92      

Unscaled Zero Point Vibrational Energy (zpe) 8198.2 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 7231.6 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 PBE1PBE/STO-3G
ABC
9.96193 0.98167 0.89361

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.579
B2 0.000 0.000 -0.777
H3 0.000 0.916 1.175
H4 0.000 -0.916 1.175
H5 0.000 0.000 -1.938

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.35541.09311.09312.5166
B21.35542.15592.15591.1612
H31.09312.15591.83253.2448
H41.09312.15591.83253.2448
H52.51661.16123.24483.2448

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 123.051
B2 C1 H4 123.051 H4 C1 H3 113.899
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.353      
2 B 0.184      
3 H 0.092      
4 H 0.092      
5 H -0.015      


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 -0.264 0.264
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.094 0.000 0.000
y 0.000 -10.384 0.000
z 0.000 0.000 -11.049
Traceless
 xyz
x -2.378 0.000 0.000
y 0.000 1.688 0.000
z 0.000 0.000 0.690
Polar
3z2-r21.380
x2-y2-2.710
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.471 0.000 0.000
y 0.000 1.395 0.000
z 0.000 0.000 2.938


<r2> (average value of r2) Å2
<r2> 20.409
(<r2>)1/2 4.518