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

using model chemistry: PBEPBEultrafine/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at PBEPBEultrafine/3-21G
 hartrees
Energy at 0K-114.275172
Energy at 298.15K-114.277648
HF Energy-114.275172
Nuclear repulsion energy34.322808
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 PBEPBEultrafine/3-21G
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 3383 3352 4.26      
2 A 3204 3175 23.86      
3 A 3047 3019 18.75      
4 A 1469 1456 2.53      
5 A 1348 1336 28.92      
6 A 1118 1108 35.41      
7 A 1018 1009 68.36      
8 A 570 565 142.22      
9 A 435 431 64.14      

Unscaled Zero Point Vibrational Energy (zpe) 7795.3 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7724.3 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 PBEPBEultrafine/3-21G
ABC
6.18756 0.93934 0.82464

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.706 0.030 -0.069
O2 -0.691 -0.128 0.029
H3 1.238 -0.909 0.084
H4 1.178 0.982 0.199
H5 -1.121 0.771 -0.100

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5
C11.40931.08941.09601.9718
O21.40932.08192.18071.0045
H31.08942.08191.89462.9016
H41.09602.18071.89462.3285
H51.97181.00452.90162.3285

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 108.379 O2 C1 H3 112.219
O2 C1 H4 120.506 H3 C1 H4 120.211
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.250      
2 O -0.481      
3 H 0.202      
4 H 0.172      
5 H 0.358      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.112 1.626 0.233 1.647
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.289 -2.245 0.785
y -2.245 -10.799 -0.043
z 0.785 -0.043 -13.885
Traceless
 xyz
x 1.053 -2.245 0.785
y -2.245 1.789 -0.043
z 0.785 -0.043 -2.842
Polar
3z2-r2-5.683
x2-y2-0.490
xy-2.245
xz0.785
yz-0.043


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.733 -0.216 0.044
y -0.216 2.147 -0.006
z 0.044 -0.006 0.827


<r2> (average value of r2) Å2
<r2> 21.090
(<r2>)1/2 4.592