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All results from a given calculation for CH2FOH (fluoromethanol)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-213.699620
Energy at 298.15K 
HF Energy-213.699620
Nuclear repulsion energy77.511735
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 B3PW91/3-21G*
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 3531 3388 5.23      
2 A 3130 3003 49.29      
3 A 3016 2894 87.80      
4 A 1583 1519 1.53      
5 A 1477 1417 30.57      
6 A 1412 1355 15.83      
7 A 1271 1220 7.01      
8 A 1094 1050 71.36      
9 A 1071 1028 143.30      
10 A 1016 974 91.66      
11 A 530 509 80.53      
12 A 393 377 115.03      

Unscaled Zero Point Vibrational Energy (zpe) 9762.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9365.8 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 B3PW91/3-21G*
ABC
1.49630 0.32583 0.28815

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 0.515 0.051
F2 1.163 -0.312 -0.030
O3 -1.177 -0.213 -0.115
H4 0.071 1.039 1.016
H5 0.036 1.234 -0.769
H6 -1.279 -0.849 0.639

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.41331.41031.09911.09111.9730
F21.41332.34402.02762.05162.5885
O31.41032.34402.09801.99810.9922
H41.09912.02762.09801.79562.3510
H51.09112.05161.99811.79562.8377
H61.97302.58850.99222.35102.8377

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 109.170 F2 C1 O3 112.228
F2 C1 H4 106.950 F2 C1 H5 109.338
O3 C1 H4 112.864 O3 C1 H5 105.318
H4 C1 H5 110.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.106      
2 F -0.311      
3 O -0.573      
4 H 0.188      
5 H 0.226      
6 H 0.363      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.582 0.614 1.616 1.824
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.966 1.841 -2.064
y 1.841 -14.873 -1.455
z -2.064 -1.455 -15.714
Traceless
 xyz
x -4.673 1.841 -2.064
y 1.841 2.967 -1.455
z -2.064 -1.455 1.706
Polar
3z2-r23.412
x2-y2-5.094
xy1.841
xz-2.064
yz-1.455


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.147 0.257 -0.050
y 0.257 2.076 -0.258
z -0.050 -0.258 1.961


<r2> (average value of r2) Å2
<r2> 43.744
(<r2>)1/2 6.614