return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2FOH (fluoromethanol)

using model chemistry: B2PLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31G
 hartrees
Energy at 0K-214.653629
Energy at 298.15K 
HF Energy-214.540510
Nuclear repulsion energy77.099397
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 B2PLYP/6-31G
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 3664 3664 20.10 90.11 0.31 0.47
2 A 3227 3227 32.91 68.89 0.47 0.64
3 A 3102 3102 59.01 97.82 0.15 0.26
4 A 1578 1578 1.35 11.56 0.72 0.84
5 A 1469 1469 32.16 8.96 0.75 0.86
6 A 1397 1397 13.59 9.13 0.74 0.85
7 A 1249 1249 7.00 10.96 0.73 0.84
8 A 1095 1095 73.55 5.87 0.29 0.45
9 A 1053 1053 167.51 2.44 0.75 0.86
10 A 967 967 119.64 5.88 0.31 0.47
11 A 517 517 104.46 3.32 0.66 0.80
12 A 400 400 126.22 7.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9858.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9858.2 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 B2PLYP/6-31G
ABC
1.47028 0.32253 0.28453

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.006 0.529 0.050
F2 1.175 -0.314 -0.028
O3 -1.176 -0.219 -0.114
H4 0.067 1.027 1.021
H5 0.044 1.229 -0.779
H6 -1.310 -0.852 0.619

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.44281.40821.09291.08551.9900
F21.44282.35412.03082.05502.6227
O31.40822.35412.09382.00680.9769
H41.09292.03082.09381.81072.3634
H51.08552.05502.00681.81072.8485
H61.99002.62270.97692.36342.8485

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 111.813 F2 C1 O3 111.314
F2 C1 H4 105.606 F2 C1 H5 107.911
O3 C1 H4 113.079 O3 C1 H5 106.451
H4 C1 H5 112.446
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.268      
2 F -0.366      
3 O -0.604      
4 H 0.143      
5 H 0.173      
6 H 0.385      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.813 0.898 1.770 2.145
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.933 2.122 -2.296
y 2.122 -15.115 -1.510
z -2.296 -1.510 -16.068
Traceless
 xyz
x -5.341 2.122 -2.296
y 2.122 3.386 -1.510
z -2.296 -1.510 1.956
Polar
3z2-r23.912
x2-y2-5.818
xy2.122
xz-2.296
yz-1.510


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.403 0.224 -0.039
y 0.224 2.178 -0.229
z -0.039 -0.229 2.033


<r2> (average value of r2) Å2
<r2> 44.449
(<r2>)1/2 6.667