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 CH2FCH2OH (2-fluoroethanol)

using model chemistry: HF/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/cc-pVQZ
 hartrees
Energy at 0K-253.053856
Energy at 298.15K 
HF Energy-253.053856
Nuclear repulsion energy132.072951
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/cc-pVQZ
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 4158 3777 68.48 47.50 0.20 0.34
2 A 3251 2953 48.70 42.85 0.73 0.84
3 A 3224 2929 52.76 95.01 0.21 0.35
4 A 3196 2904 22.78 111.58 0.16 0.27
5 A 3154 2865 47.40 114.45 0.16 0.28
6 A 1630 1481 2.63 2.17 0.75 0.86
7 A 1622 1474 3.74 5.91 0.75 0.86
8 A 1571 1428 27.19 1.91 0.08 0.15
9 A 1532 1392 24.38 0.41 0.68 0.81
10 A 1498 1360 13.47 4.62 0.71 0.83
11 A 1386 1259 12.51 4.58 0.67 0.80
12 A 1319 1198 22.78 2.47 0.75 0.85
13 A 1235 1122 38.92 3.89 0.37 0.54
14 A 1203 1093 78.79 2.68 0.68 0.81
15 A 1158 1052 94.66 2.42 0.69 0.82
16 A 971 882 16.37 4.47 0.31 0.47
17 A 931 846 37.88 5.67 0.22 0.36
18 A 559 508 14.01 0.67 0.72 0.84
19 A 390 354 90.55 0.92 0.71 0.83
20 A 328 298 56.24 0.50 0.51 0.67
21 A 165 150 11.13 0.06 0.53 0.69

Unscaled Zero Point Vibrational Energy (zpe) 17240.3 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 15661.0 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/cc-pVQZ
ABC
0.54920 0.18206 0.15316

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.678 0.564 0.281
C2 -0.722 0.539 -0.277
O3 1.456 -0.491 -0.191
F4 -1.360 -0.593 0.155
H5 1.161 1.480 -0.031
H6 0.633 0.563 1.366
H7 -1.291 1.394 0.064
H8 -0.710 0.515 -1.358
H9 1.073 -1.309 0.069

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7 H8 H9
C11.50711.39372.34681.08191.08622.14722.14761.9260
C21.50712.41091.36952.11972.13001.08201.08092.5995
O31.39372.41092.83921.99992.05273.34112.65740.9398
F42.34681.36952.83923.26962.60261.99011.98462.5379
H51.08192.11971.99993.26961.75342.45542.48842.7925
H61.08622.13002.05272.60261.75342.46723.03712.3191
H72.14721.08203.34111.99012.45542.46721.76983.5907
H82.14761.08092.65741.98462.48843.03711.76982.9223
H91.92602.59950.93982.53792.79252.31913.59072.9223

picture of 2-fluoroethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 109.247 C1 C2 H7 110.996
C1 C2 H8 111.094 C1 O3 H9 109.724
C2 C1 O3 112.367 C2 C1 H5 108.801
C2 C1 H6 109.362 O3 C1 H5 107.094
O3 C1 H6 111.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.148      
2 C 0.259      
3 O -0.477      
4 F -0.351      
5 H 0.071      
6 H 0.028      
7 H 0.028      
8 H 0.040      
9 H 0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.426 1.377 0.323 1.477
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.236 -1.454 1.809
y -1.454 -20.785 -0.523
z 1.809 -0.523 -23.403
Traceless
 xyz
x -7.143 -1.454 1.809
y -1.454 5.535 -0.523
z 1.809 -0.523 1.608
Polar
3z2-r23.216
x2-y2-8.452
xy-1.454
xz1.809
yz-0.523


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.375 -0.093 0.024
y -0.093 4.450 0.018
z 0.024 0.018 4.062


<r2> (average value of r2) Å2
<r2> 80.188
(<r2>)1/2 8.955