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All results from a given calculation for CH2OH (Hydroxymethyl radical)

using model chemistry: HF/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HF/STO-3G
 hartrees
Energy at 0K-112.916111
Energy at 298.15K-112.918678
HF Energy-112.916111
Nuclear repulsion energy34.718233
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 HF/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 4247 3468 13.79      
2 A 3762 3071 2.38      
3 A 3581 2924 2.62      
4 A 1750 1429 24.71      
5 A 1670 1363 21.48      
6 A 1350 1102 25.45      
7 A 1192 973 25.43      
8 A 880 718 9.87      
9 A 429 350 72.60      

Unscaled Zero Point Vibrational Energy (zpe) 9429.9 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 7699.5 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 HF/STO-3G
ABC
6.20619 0.96192 0.84931

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.694 0.030 -0.089
O2 -0.686 -0.128 0.038
H3 1.248 -0.885 0.103
H4 1.141 0.959 0.264
H5 -1.067 0.768 -0.139

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.39421.08711.08971.9093
O21.39422.07772.13750.9896
H31.08712.07771.85412.8546
H41.08972.13751.85412.2520
H51.90930.98962.85462.2520

picture of Hydroxymethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 105.175 O2 C1 H3 113.139
O2 C1 H4 118.245 H3 C1 H4 116.809
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.015      
2 O -0.276      
3 H 0.056      
4 H 0.043      
5 H 0.192      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.336 1.331 -0.035 1.373
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.193 -1.548 0.577
y -1.548 -10.412 -0.098
z 0.577 -0.098 -11.904
Traceless
 xyz
x -0.035 -1.548 0.577
y -1.548 1.137 -0.098
z 0.577 -0.098 -1.102
Polar
3z2-r2-2.203
x2-y2-0.782
xy-1.548
xz0.577
yz-0.098


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.510 -0.283 0.067
y -0.283 1.239 -0.027
z 0.067 -0.027 0.339


<r2> (average value of r2) Å2
<r2> 20.210
(<r2>)1/2 4.496