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

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-115.029085
Energy at 298.15K-115.031622
HF Energy-115.029085
Nuclear repulsion energy35.370963
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 mPW1PW91/6-31G**
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 3905 3716 45.80      
2 A 3302 3142 21.53      
3 A 3155 3002 23.93      
4 A 1510 1437 10.95      
5 A 1376 1309 31.42      
6 A 1250 1189 97.36      
7 A 1071 1019 51.59      
8 A 641 610 68.25      
9 A 434 413 96.28      

Unscaled Zero Point Vibrational Energy (zpe) 8321.8 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 7918.2 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 mPW1PW91/6-31G**
ABC
6.41979 1.00325 0.87840

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.681 0.029 -0.072
O2 0.668 -0.125 0.028
H3 -1.227 -0.888 0.103
H4 -1.122 0.984 0.198
H5 1.089 0.731 -0.087

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.36121.08171.08611.9046
O21.36122.04472.11230.9609
H31.08172.04471.87722.8330
H41.08612.11231.87722.2440
H51.90460.96092.83302.2440

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 108.997 O2 C1 H3 113.159
O2 C1 H4 118.907 H3 C1 H4 119.982
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.103      
2 O -0.477      
3 H 0.134      
4 H 0.111      
5 H 0.336      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.014 1.534 0.185 1.546
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.279 2.131 -0.700
y 2.131 -10.770 -0.058
z -0.700 -0.058 -13.734
Traceless
 xyz
x 0.973 2.131 -0.700
y 2.131 1.736 -0.058
z -0.700 -0.058 -2.709
Polar
3z2-r2-5.418
x2-y2-0.509
xy2.131
xz-0.700
yz-0.058


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.678 0.144 -0.056
y 0.144 2.261 0.009
z -0.056 0.009 1.206


<r2> (average value of r2) Å2
<r2> 20.268
(<r2>)1/2 4.502