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: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-137.897871
Energy at 298.15K-137.900063
HF Energy-137.845544
Nuclear repulsion energy54.783455
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 B2PLYP/STO-3G
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' 3803 3803 1.38      
2 A' 3430 3430 36.70      
3 A' 2016 2016 137.55      
4 A' 1573 1573 0.78      
5 A' 1207 1207 93.20      
6 A' 1003 1003 19.14      
7 A' 815 815 38.55      
8 A' 356 356 14.73      
9 A" 3559 3559 1.95      
10 A" 905 905 42.42      
11 A" 765 765 54.03      
12 A" 333 333 2.53      

Unscaled Zero Point Vibrational Energy (zpe) 9882.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9882.3 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 B2PLYP/STO-3G
ABC
6.63661 0.27171 0.26798

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.043 1.377 0.000
B2 0.043 0.010 0.000
O3 0.043 -1.320 0.000
H4 0.043 1.966 0.919
H5 0.043 1.966 -0.919
H6 -0.902 -1.688 0.000

Atom - Atom Distances (Å)
  C1 B2 O3 H4 H5 H6
C11.36732.69681.09161.09163.2075
B21.36731.32952.16162.16161.9430
O32.69681.32953.41213.41211.0141
H41.09162.16163.41211.83793.8848
H51.09162.16163.41211.83793.8848
H63.20751.94301.01413.88483.8848

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 122.666
B2 C1 H5 122.666 B2 O3 H6 111.298
H4 C1 H5 114.668
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.338      
2 B 0.254      
3 O -0.266      
4 H 0.059      
5 H 0.059      
6 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.444 -1.695 0.000 2.226
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.852 2.502 0.000
y 2.502 -15.983 0.000
z 0.000 0.000 -15.128
Traceless
 xyz
x -0.296 2.502 0.000
y 2.502 -0.494 0.000
z 0.000 0.000 0.790
Polar
3z2-r21.579
x2-y20.132
xy2.502
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.858 0.440 0.000
y 0.440 4.203 0.000
z 0.000 0.000 1.256


<r2> (average value of r2) Å2
<r2> 48.213
(<r2>)1/2 6.944