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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: mPW1PW91/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-64.668260
Energy at 298.15K-64.669453
HF Energy-64.668260
Nuclear repulsion energy23.836508
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/aug-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 3170 3038 12.90      
2 A1 2839 2720 18.75      
3 A1 1514 1451 58.07      
4 A1 1261 1208 8.71      
5 B1 733 703 83.79      
6 B1 642 616 1.93      
7 B2 3248 3113 1.87      
8 B2 906 868 34.72      
9 B2 407 390 1.03      

Unscaled Zero Point Vibrational Energy (zpe) 7360.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 7053.2 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/aug-cc-pVDZ
ABC
9.83673 0.95169 0.86774

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.593
B2 0.000 0.000 -0.789
H3 0.000 0.922 1.177
H4 0.000 -0.922 1.177
H5 0.000 0.000 -1.969

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.38171.09131.09132.5621
B21.38172.17102.17101.1804
H31.09132.17101.84413.2782
H41.09132.17101.84413.2782
H52.56211.18043.27823.2782

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 122.339
B2 C1 H4 122.339 H4 C1 H3 115.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.504      
2 B -0.358      
3 H -0.286      
4 H -0.286      
5 H 0.426      


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 -0.621 0.621
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.306 0.000 0.000
y 0.000 -11.710 0.000
z 0.000 0.000 -11.537
Traceless
 xyz
x -4.682 0.000 0.000
y 0.000 2.211 0.000
z 0.000 0.000 2.470
Polar
3z2-r24.941
x2-y2-4.596
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.246 0.000 0.000
y 0.000 3.616 0.000
z 0.000 0.000 5.925


<r2> (average value of r2) Å2
<r2> 21.802
(<r2>)1/2 4.669