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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: mPW1PW91/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-64.663802
Energy at 298.15K-64.664968
HF Energy-64.663802
Nuclear repulsion energy23.805095
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-pVDZ
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 3177 3045 13.91      
2 A1 2843 2725 20.13      
3 A1 1518 1455 51.67      
4 A1 1246 1194 8.91      
5 B1 724 693 74.12      
6 B1 634 608 4.43      
7 B2 3258 3122 4.28      
8 B2 906 868 39.28      
9 B2 394 377 3.81      

Unscaled Zero Point Vibrational Energy (zpe) 7349.8 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 7043.3 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-pVDZ
ABC
9.78400 0.94993 0.86586

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.594
B2 0.000 0.000 -0.789
H3 0.000 0.925 1.178
H4 0.000 -0.925 1.178
H5 0.000 0.000 -1.973

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38261.09361.09362.5662
B21.38262.17312.17311.1836
H31.09362.17311.84913.2831
H41.09362.17311.84913.2831
H52.56621.18363.28313.2831

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 122.280
B2 C1 H4 122.280 H4 C1 H3 115.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.163      
2 B -0.041      
3 H 0.072      
4 H 0.072      
5 H 0.059      


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 -0.465 0.465
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.836 0.000 0.000
y 0.000 -11.532 0.000
z 0.000 0.000 -11.176
Traceless
 xyz
x -4.482 0.000 0.000
y 0.000 1.974 0.000
z 0.000 0.000 2.508
Polar
3z2-r25.016
x2-y2-4.304
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.521 0.000 0.000
y 0.000 2.782 0.000
z 0.000 0.000 5.325


<r2> (average value of r2) Å2
<r2> 21.626
(<r2>)1/2 4.650