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

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-114.467568
Energy at 298.15K-114.470042
HF Energy-114.467568
Nuclear repulsion energy35.434489
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 LSDA/6-31G(2df,p)
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 3749 3689 53.35      
2 A 3208 3156 10.48      
3 A 3065 3016 14.99      
4 A 1429 1406 5.85      
5 A 1325 1304 13.07      
6 A 1247 1227 89.69      
7 A 1021 1005 48.05      
8 A 548 540 104.98      
9 A 437 430 46.23      

Unscaled Zero Point Vibrational Energy (zpe) 8013.8 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 7885.6 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 LSDA/6-31G(2df,p)
ABC
6.32334 1.01699 0.88489

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.674 0.028 -0.067
O2 0.663 -0.127 0.023
H3 -1.231 -0.894 0.104
H4 -1.120 0.999 0.174
H5 1.089 0.741 -0.062

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.34951.09131.09491.9020
O21.34952.04562.11480.9709
H31.09132.04561.89782.8438
H41.09492.11481.89782.2373
H51.90200.97092.84382.2373

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 109.024 O2 C1 H3 113.458
O2 C1 H4 119.445 H3 C1 H4 120.464
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.328      
2 O -0.283      
3 H 0.149      
4 H 0.131      
5 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.324 1.426 0.243 1.482
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.417 2.038 -0.622
y 2.038 -10.766 -0.029
z -0.622 -0.029 -13.887
Traceless
 xyz
x 0.910 2.038 -0.622
y 2.038 1.886 -0.029
z -0.622 -0.029 -2.796
Polar
3z2-r2-5.591
x2-y2-0.651
xy2.038
xz-0.622
yz-0.029


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.907 0.153 -0.049
y 0.153 2.479 0.009
z -0.049 0.009 1.522


<r2> (average value of r2) Å2
<r2> 20.271
(<r2>)1/2 4.502