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All results from a given calculation for CH2FOH (fluoromethanol)

using model chemistry: HF/CEP-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 HF/CEP-31G*
 hartrees
Energy at 0K-46.790737
Energy at 298.15K 
HF Energy-46.790737
Nuclear repulsion energy47.301033
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/CEP-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 4145 3722 62.29 65.42 0.30 0.46
2 A 3382 3037 75.96 60.80 0.50 0.67
3 A 3281 2947 110.28 100.77 0.14 0.24
4 A 1675 1504 8.43 8.01 0.70 0.82
5 A 1595 1432 87.90 4.08 0.75 0.86
6 A 1509 1355 34.44 6.59 0.74 0.85
7 A 1376 1236 13.95 5.75 0.73 0.85
8 A 1256 1128 214.63 5.74 0.42 0.59
9 A 1179 1059 149.53 3.36 0.29 0.45
10 A 1125 1010 110.39 3.40 0.56 0.72
11 A 587 527 45.85 1.76 0.60 0.75
12 A 393 353 157.06 3.72 0.75 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10751.4 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 9654.8 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/CEP-31G*
ABC
1.52895 0.35085 0.30841

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.024 0.512 0.048
F2 1.115 -0.314 -0.028
O3 -1.137 -0.208 -0.112
H4 0.077 1.005 1.019
H5 0.083 1.225 -0.766
H6 -1.240 -0.815 0.613

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.37081.37511.08981.08421.9175
F21.37082.25611.97831.99482.4916
O31.37512.25612.05511.99220.9517
H41.08981.97832.05511.79832.2829
H51.08421.99481.99221.79832.7955
H61.91752.49160.95172.28292.7955

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 109.655 F2 C1 O3 110.499
F2 C1 H4 106.462 F2 C1 H5 108.128
O3 C1 H4 112.453 O3 C1 H5 107.620
H4 C1 H5 111.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.036      
2 F -0.280      
3 O -0.502      
4 H 0.144      
5 H 0.169      
6 H 0.434      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.625 0.857 1.653 1.964
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.603 2.001 -2.052
y 2.001 -15.233 -1.523
z -2.052 -1.523 -15.799
Traceless
 xyz
x -5.087 2.001 -2.052
y 2.001 2.968 -1.523
z -2.052 -1.523 2.119
Polar
3z2-r24.239
x2-y2-5.370
xy2.001
xz-2.052
yz-1.523


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.174 0.157 -0.023
y 0.157 2.178 -0.152
z -0.023 -0.152 2.050


<r2> (average value of r2) Å2
<r2> 36.027
(<r2>)1/2 6.002