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All results from a given calculation for CH2FCH2OH (2-fluoroethanol)

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 C1 1A
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-252.780231
Energy at 298.15K 
HF Energy-252.780231
Nuclear repulsion energy130.495251
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 3496 3361 7.18      
2 A 3139 3018 35.50      
3 A 3132 3011 28.31      
4 A 3077 2957 27.58      
5 A 3017 2900 46.69      
6 A 1561 1500 2.71      
7 A 1556 1495 2.07      
8 A 1441 1385 16.95      
9 A 1431 1375 34.69      
10 A 1415 1360 7.35      
11 A 1272 1222 10.57      
12 A 1248 1200 16.66      
13 A 1135 1091 1.75      
14 A 1067 1026 47.24      
15 A 1030 990 44.96      
16 A 904 869 11.36      
17 A 882 847 29.05      
18 A 527 506 90.14      
19 A 502 483 88.68      
20 A 305 293 2.08      
21 A 167 161 16.28      

Unscaled Zero Point Vibrational Energy (zpe) 16150.4 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 15523.7 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
0.47905 0.19657 0.15644

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 0.699 0.621 0.273
C2 -0.717 0.608 -0.274
O3 1.385 -0.574 -0.183
F4 -1.290 -0.633 0.163
H5 1.253 1.482 -0.111
H6 0.659 0.686 1.371
H7 -1.318 1.443 0.100
H8 -0.696 0.614 -1.368
H9 0.739 -1.307 0.008

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7 H8 H9
C11.51821.45142.35461.09251.10102.18482.15441.9472
C21.51822.41271.43522.16072.14621.09441.09422.4218
O31.45142.41272.69752.06142.12873.38372.67320.9957
F42.35461.43522.69753.31852.64572.07722.06212.1432
H51.09252.16072.06143.31851.78382.57912.47632.8385
H61.10102.14622.12872.64571.78382.46903.05722.4166
H72.18481.09443.38372.07722.57912.46901.79643.4349
H82.15441.09422.67322.06212.47633.05721.79642.7646
H91.94722.42180.99572.14322.83852.41663.43492.7646

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 105.696 C1 C2 H7 112.474
C1 C2 H8 110.046 C1 O3 H9 103.887
C2 C1 O3 108.649 C2 C1 H5 110.653
C2 C1 H6 109.005 O3 C1 H5 107.417
O3 C1 H6 112.296
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 -0.219      
2 C -0.147      
3 O -0.561      
4 F -0.302      
5 H 0.230      
6 H 0.209      
7 H 0.210      
8 H 0.228      
9 H 0.351      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.012 1.654 0.168 1.946
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.835 -0.296 1.409
y -0.296 -20.613 -0.398
z 1.409 -0.398 -23.087
Traceless
 xyz
x -6.985 -0.296 1.409
y -0.296 5.348 -0.398
z 1.409 -0.398 1.637
Polar
3z2-r23.274
x2-y2-8.222
xy-0.296
xz1.409
yz-0.398


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.574 -0.064 -0.059
y -0.064 3.954 0.055
z -0.059 0.055 3.231


<r2> (average value of r2) Å2
<r2> 78.994
(<r2>)1/2 8.888