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All results from a given calculation for CH2FOH (fluoromethanol)

using model chemistry: HF/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/3-21G*
 hartrees
Energy at 0K-212.728914
Energy at 298.15K 
HF Energy-212.728914
Nuclear repulsion energy78.639049
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/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 3877 3500 33.61 84.64 0.33 0.49
2 A 3349 3023 49.80 69.06 0.44 0.61
3 A 3248 2932 73.92 86.35 0.18 0.30
4 A 1723 1555 4.83 13.91 0.74 0.85
5 A 1608 1452 48.04 6.80 0.75 0.86
6 A 1498 1352 24.12 11.23 0.75 0.85
7 A 1375 1241 15.55 9.15 0.74 0.85
8 A 1199 1082 171.44 5.73 0.59 0.74
9 A 1170 1056 71.61 5.05 0.35 0.52
10 A 1101 994 122.78 3.84 0.21 0.34
11 A 559 504 79.33 2.04 0.67 0.80
12 A 371 335 167.97 6.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10539.4 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 9512.8 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/3-21G*
ABC
1.50903 0.33856 0.29693

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.025 0.520 0.049
F2 1.138 -0.316 -0.029
O3 -1.159 -0.204 -0.106
H4 0.078 1.025 1.001
H5 0.061 1.224 -0.759
H6 -1.260 -0.886 0.572

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.39411.39691.07891.07251.9749
F21.39412.30151.99642.01632.5368
O31.39692.30152.06531.98870.9666
H41.07891.99642.06531.77122.3714
H51.07252.01631.98871.77122.8225
H61.97492.53680.96662.37142.8225

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 112.066 F2 C1 O3 111.102
F2 C1 H4 106.973 F2 C1 H5 108.960
O3 C1 H4 112.428 O3 C1 H5 106.547
H4 C1 H5 110.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.322      
2 F -0.420      
3 O -0.703      
4 H 0.184      
5 H 0.222      
6 H 0.395      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.542 0.863 1.668 1.955
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.883 2.199 -2.043
y 2.199 -14.554 -1.463
z -2.043 -1.463 -15.802
Traceless
 xyz
x -5.706 2.199 -2.043
y 2.199 3.789 -1.463
z -2.043 -1.463 1.917
Polar
3z2-r23.834
x2-y2-6.330
xy2.199
xz-2.043
yz-1.463


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.851 0.222 -0.043
y 0.222 1.912 -0.242
z -0.043 -0.242 1.775


<r2> (average value of r2) Å2
<r2> 42.884
(<r2>)1/2 6.549