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

using model chemistry: HF/TZVP

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/TZVP
 hartrees
Energy at 0K-114.465111
Energy at 298.15K-114.468041
HF Energy-114.465111
Nuclear repulsion energy34.327679
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/TZVP
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 3225 2930 49.25      
2 A 3205 2912 41.43      
3 A 3142 2855 15.61      
4 A 1640 1490 6.01      
5 A 1558 1415 5.46      
6 A 1556 1413 11.40      
7 A 1197 1088 22.18      
8 A 1091 991 17.17      
9 A 805 732 56.65      

Unscaled Zero Point Vibrational Energy (zpe) 8709.1 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 7913.1 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/TZVP
ABC
5.34628 0.92192 0.91906

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.585 0.000 -0.006
O2 0.796 0.000 -0.006
H3 -0.888 -0.004 1.039
H4 -0.985 0.894 -0.474
H5 -0.984 -0.891 -0.481

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.38141.08811.08511.0852
O21.38141.98172.04672.0465
H31.08811.98171.76221.7620
H41.08512.04671.76221.7847
H51.08522.04651.76201.7847

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 106.130 O2 C1 H4 111.591
O2 C1 H5 111.568 H3 C1 H4 108.367
H3 C1 H5 108.345 H4 C1 H5 110.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.069      
2 O -0.199      
3 H 0.102      
4 H 0.083      
5 H 0.083      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.046 -0.001 0.117 2.049
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.694 0.001 -0.149
y 0.001 -12.686 -0.003
z -0.149 -0.003 -11.524
Traceless
 xyz
x -1.589 0.001 -0.149
y 0.001 -0.077 -0.003
z -0.149 -0.003 1.666
Polar
3z2-r23.333
x2-y2-1.008
xy0.001
xz-0.149
yz-0.003


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.385 -0.000 0.027
y -0.000 2.418 0.002
z 0.027 0.002 2.122


<r2> (average value of r2) Å2
<r2> 20.872
(<r2>)1/2 4.569