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All results from a given calculation for CH3O (Methoxy radical)

using model chemistry: HF/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-114.469078
Energy at 298.15K-114.472002
HF Energy-114.469078
Nuclear repulsion energy34.373331
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/daug-cc-pVTZ
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 3213 2907 45.19      
2 A 3194 2889 38.14      
3 A 3133 2834 17.10      
4 A 1633 1477 6.17      
5 A 1556 1407 12.42      
6 A 1551 1403 4.99      
7 A 1197 1083 24.20      
8 A 1089 985 13.93      
9 A 797 721 35.91      

Unscaled Zero Point Vibrational Energy (zpe) 8681.9 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 7853.7 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/daug-cc-pVTZ
ABC
5.35005 0.92482 0.92205

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.585 0.000 -0.006
O2 0.795 0.000 -0.006
H3 -0.887 -0.004 1.039
H4 -0.982 0.893 -0.475
H5 -0.982 -0.890 -0.481

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.37931.08721.08431.0843
O21.37931.97942.04312.0428
H31.08721.97941.76181.7616
H41.08432.04311.76181.7835
H51.08432.04281.76161.7835

picture of Methoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 H3 106.141 O2 C1 H4 111.499
O2 C1 H5 111.471 H3 C1 H4 108.453
H3 C1 H5 108.433 H4 C1 H5 110.652
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.982      
2 O -0.828      
3 H 0.631      
4 H 0.589      
5 H 0.589      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.918 -0.001 0.091 1.920
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.713 0.001 -0.136
y 0.001 -12.681 -0.002
z -0.136 -0.002 -11.549
Traceless
 xyz
x -1.598 0.001 -0.136
y 0.001 -0.050 -0.002
z -0.136 -0.002 1.648
Polar
3z2-r23.296
x2-y2-1.032
xy0.001
xz-0.136
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.879 0.000 0.011
y 0.000 2.694 0.001
z 0.011 0.001 2.452


<r2> (average value of r2) Å2
<r2> 20.842
(<r2>)1/2 4.565