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/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-214.916629
Energy at 298.15K 
HF Energy-214.702530
Nuclear repulsion energy79.173156
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/cc-pVTZ
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 3836 3680 46.31 66.70 0.25 0.40
2 A 3152 3024 35.49 64.06 0.49 0.66
3 A 3061 2936 60.96 107.97 0.11 0.20
4 A 1550 1487 1.75 4.97 0.72 0.84
5 A 1464 1405 28.47 2.97 0.74 0.85
6 A 1412 1355 19.15 3.48 0.74 0.85
7 A 1281 1229 8.26 4.54 0.69 0.82
8 A 1145 1099 123.01 3.91 0.21 0.35
9 A 1079 1035 118.11 1.02 0.43 0.60
10 A 1020 978 137.60 3.08 0.55 0.71
11 A 544 522 28.09 1.73 0.58 0.73
12 A 390 374 113.11 3.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9967.1 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9562.4 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/cc-pVTZ
ABC
1.53228 0.34263 0.30302

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.016 0.509 0.047
F2 1.133 -0.310 -0.025
O3 -1.143 -0.217 -0.119
H4 0.066 1.011 1.014
H5 0.071 1.219 -0.774
H6 -1.284 -0.761 0.661

Atom - Atom Distances (Å)
  C1 F2 O3 H4 H5 H6
C11.38681.37801.09071.08591.9186
F21.38682.27981.99072.00582.5522
O31.37802.27982.06251.99090.9615
H41.09071.99072.06251.79972.2554
H51.08592.00581.99091.79972.7952
H61.91862.55220.96152.25542.7952

picture of fluoromethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 108.881 F2 C1 O3 111.086
F2 C1 H4 106.320 F2 C1 H5 107.806
O3 C1 H4 112.805 O3 C1 H5 107.210
H4 C1 H5 111.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.230      
2 F -0.244      
3 O -0.309      
4 H 0.038      
5 H 0.071      
6 H 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.762 0.780 1.447 1.812
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.944 1.700 -1.935
y 1.700 -15.781 -1.369
z -1.935 -1.369 -15.949
Traceless
 xyz
x -4.079 1.700 -1.935
y 1.700 2.166 -1.369
z -1.935 -1.369 1.913
Polar
3z2-r23.826
x2-y2-4.163
xy1.700
xz-1.935
yz-1.369


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.897 0.167 -0.047
y 0.167 2.725 -0.116
z -0.047 -0.116 2.595


<r2> (average value of r2) Å2
<r2> 42.500
(<r2>)1/2 6.519