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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-64.673179
Energy at 298.15K-64.674368
HF Energy-64.673179
Nuclear repulsion energy23.940548
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 B3PW91/6-311G**
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 3143 3027 13.54      
2 A1 2828 2724 18.41      
3 A1 1513 1457 57.22      
4 A1 1266 1220 10.40      
5 B1 726 699 90.16      
6 B1 646 622 5.89      
7 B2 3212 3093 2.16      
8 B2 913 879 47.66      
9 B2 406 391 3.50      

Unscaled Zero Point Vibrational Energy (zpe) 7326.1 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 7055.7 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 B3PW91/6-311G**
ABC
9.94348 0.95980 0.87531

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

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 0.917 1.174
H4 0.000 -0.917 1.174
H5 0.000 0.000 -1.959

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37551.08721.08722.5493
B21.37552.16342.16341.1738
H31.08722.16341.83423.2646
H41.08722.16341.83423.2646
H52.54931.17383.26463.2646

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 122.481
B2 C1 H4 122.481 H4 C1 H3 115.039
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.551      
2 B 0.216      
3 H 0.137      
4 H 0.137      
5 H 0.060      


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 -0.508 0.508
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.931 0.000 0.000
y 0.000 -11.511 0.000
z 0.000 0.000 -11.360
Traceless
 xyz
x -4.496 0.000 0.000
y 0.000 2.134 0.000
z 0.000 0.000 2.361
Polar
3z2-r24.723
x2-y2-4.420
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.669 0.000 0.000
y 0.000 2.775 0.000
z 0.000 0.000 5.432


<r2> (average value of r2) Å2
<r2> 21.529
(<r2>)1/2 4.640