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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-64.557561
Energy at 298.15K-64.558847
HF Energy-64.509397
Nuclear repulsion energy23.793162
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 B2PLYP/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3177 3177 8.08      
2 A1 2872 2872 24.76      
3 A1 1523 1523 50.99      
4 A1 1337 1337 2.49      
5 B1 799 799 115.40      
6 B1 639 639 0.09      
7 B2 3247 3247 0.00      
8 B2 949 949 57.34      
9 B2 483 483 3.51      

Unscaled Zero Point Vibrational Energy (zpe) 7513.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7513.6 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 B2PLYP/6-31G
ABC
9.97081 0.94345 0.86190

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.596
B2 0.000 0.000 -0.794
H3 0.000 0.916 1.183
H4 0.000 -0.916 1.183
H5 0.000 0.000 -1.968

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38981.08801.08802.5632
B21.38982.17892.17891.1735
H31.08802.17891.83173.2809
H41.08802.17891.83173.2809
H52.56321.17353.28093.2809

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 122.670
B2 C1 H4 122.670 H4 C1 H3 114.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.526      
2 B 0.156      
3 H 0.159      
4 H 0.159      
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 -0.421 0.421
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.510 0.000 0.000
y 0.000 -11.408 0.000
z 0.000 0.000 -11.527
Traceless
 xyz
x -4.043 0.000 0.000
y 0.000 2.111 0.000
z 0.000 0.000 1.932
Polar
3z2-r23.864
x2-y2-4.102
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.669 0.000 0.000
y 0.000 2.453 0.000
z 0.000 0.000 5.013


<r2> (average value of r2) Å2
<r2> 21.634
(<r2>)1/2 4.651