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All results from a given calculation for CH2BH (methyleneborane)

using model chemistry: mPW1PW91/aug-cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-64.685701
Energy at 298.15K-64.686899
HF Energy-64.685701
Nuclear repulsion energy23.988239
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-pVTZ
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 3159 3027 14.28      
2 A1 2837 2718 18.62      
3 A1 1517 1454 59.33      
4 A1 1274 1220 8.02      
5 B1 735 704 81.21      
6 B1 655 628 1.86      
7 B2 3226 3091 2.60      
8 B2 912 874 37.63      
9 B2 404 387 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 7359.0 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 7050.7 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 mPW1PW91/aug-cc-pVTZ
ABC
10.00490 0.96308 0.87852

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.589
B2 0.000 0.000 -0.784
H3 0.000 0.914 1.172
H4 0.000 -0.914 1.172
H5 0.000 0.000 -1.957

Atom - Atom Distances (Å)
  C1 B2 H3 H4 H5
C11.37311.08411.08412.5457
B21.37312.15882.15881.1725
H31.08412.15881.82863.2591
H41.08412.15881.82863.2591
H52.54571.17253.25913.2591

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 122.503
B2 C1 H4 122.503 H4 C1 H3 114.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.644      
2 B -0.140      
3 H 0.371      
4 H 0.371      
5 H 0.043      


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 -0.603 0.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.180 0.000 0.000
y 0.000 -11.713 0.000
z 0.000 0.000 -11.477
Traceless
 xyz
x -4.585 0.000 0.000
y 0.000 2.116 0.000
z 0.000 0.000 2.470
Polar
3z2-r24.940
x2-y2-4.467
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.234 0.000 0.000
y 0.000 3.655 0.000
z 0.000 0.000 5.847


<r2> (average value of r2) Å2
<r2> 21.598
(<r2>)1/2 4.647