return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2BOH (hydroxy(methylene)borane)

using model chemistry: B3LYPultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-139.999187
Energy at 298.15K-140.001365
HF Energy-139.999187
Nuclear repulsion energy54.785122
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 B3LYPultrafine/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 A' 3790 3678 132.67      
2 A' 3161 3067 7.94      
3 A' 1794 1741 391.17      
4 A' 1340 1300 3.57      
5 A' 1016 986 153.67      
6 A' 936 908 13.45      
7 A' 658 639 79.33      
8 A' 363 353 14.26      
9 A" 3241 3145 0.15      
10 A" 783 760 31.01      
11 A" 591 574 81.54      
12 A" 328 318 1.11      

Unscaled Zero Point Vibrational Energy (zpe) 9000.5 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 8734.1 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 B3LYPultrafine/aug-cc-pVDZ
ABC
6.90991 0.26902 0.26475

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.040 1.392 0.000
B2 0.040 0.003 0.000
O3 0.040 -1.321 0.000
H4 0.040 1.968 0.925
H5 0.040 1.968 -0.925
H6 -0.834 -1.735 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.38872.71341.08981.08983.2468
B21.38871.32482.17182.17181.9456
O32.71341.32483.41733.41730.9668
H41.08982.17183.41731.84983.9158
H51.08982.17183.41731.84983.9158
H63.24681.94560.96683.91583.9158

picture of hydroxy(methylene)borane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 B2 O3 180.000 B2 C1 H4 121.927
B2 C1 H5 121.927 B2 O3 H6 115.324
H4 C1 H5 116.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.876      
2 B -0.017      
3 O -0.161      
4 H -0.435      
5 H -0.435      
6 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.474 -1.761 0.000 2.296
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.681 3.104 0.000
y 3.104 -17.397 0.000
z 0.000 0.000 -17.378
Traceless
 xyz
x -2.294 3.104 0.000
y 3.104 1.133 0.000
z 0.000 0.000 1.161
Polar
3z2-r22.322
x2-y2-2.285
xy3.104
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.904 0.163 0.000
y 0.163 6.982 0.000
z 0.000 0.000 3.987


<r2> (average value of r2) Å2
<r2> 50.132
(<r2>)1/2 7.080