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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-252.809559
Energy at 298.15K 
HF Energy-252.809559
Nuclear repulsion energy130.844466
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 mPW1PW91/3-21G
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 3532 3372 9.44 54.48 0.25 0.40
2 A 3162 3018 36.65 55.91 0.53 0.69
3 A 3155 3012 22.96 79.49 0.44 0.61
4 A 3099 2959 25.53 92.03 0.16 0.28
5 A 3040 2902 44.06 105.04 0.24 0.39
6 A 1570 1498 2.83 7.29 0.73 0.85
7 A 1564 1493 2.27 16.83 0.74 0.85
8 A 1449 1384 15.74 4.87 0.67 0.80
9 A 1440 1374 35.12 8.17 0.71 0.83
10 A 1423 1358 8.20 14.16 0.75 0.86
11 A 1280 1222 10.74 12.54 0.72 0.84
12 A 1256 1199 16.66 11.78 0.75 0.86
13 A 1142 1090 1.59 2.96 0.52 0.68
14 A 1080 1031 48.61 5.71 0.68 0.81
15 A 1041 994 45.48 0.88 0.58 0.73
16 A 913 871 11.56 6.57 0.37 0.55
17 A 890 850 28.63 6.01 0.32 0.49
18 A 531 506 91.85 5.86 0.75 0.86
19 A 506 483 90.44 1.38 0.74 0.85
20 A 307 293 2.05 0.19 0.63 0.77
21 A 171 163 16.18 0.11 0.61 0.76

Unscaled Zero Point Vibrational Energy (zpe) 16275.1 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 15536.2 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 mPW1PW91/3-21G
ABC
0.48026 0.19820 0.15753

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.698 0.621 0.272
C2 -0.715 0.607 -0.273
O3 1.378 -0.574 -0.183
F4 -1.283 -0.632 0.163
H5 1.252 1.479 -0.111
H6 0.659 0.685 1.369
H7 -1.317 1.439 0.100
H8 -0.695 0.612 -1.366
H9 0.733 -1.305 0.007

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7 H8 H9
C11.51561.44792.34751.09071.09902.18212.15061.9448
C21.51562.40501.43192.15802.14271.09241.09232.4155
O31.44792.40502.68412.05782.12323.37542.66500.9931
F42.34751.43192.68413.31082.63812.07252.05722.1316
H51.09072.15802.05783.31081.78132.57842.47332.8345
H61.09902.14272.12322.63811.78132.46653.05212.4125
H72.18211.09243.37542.07252.57842.46651.79403.4268
H82.15061.09232.66502.05722.47333.05211.79402.7567
H91.94482.41550.99312.13162.83452.41253.42682.7567

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 105.548 C1 C2 H7 112.580
C1 C2 H8 110.052 C1 O3 H9 104.087
C2 C1 O3 108.477 C2 C1 H5 110.737
C2 C1 H6 109.037 O3 C1 H5 107.482
O3 C1 H6 112.227
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.222      
2 C -0.148      
3 O -0.570      
4 F -0.309      
5 H 0.234      
6 H 0.214      
7 H 0.214      
8 H 0.232      
9 H 0.354      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.025 1.695 0.170 1.988
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.846 -0.295 1.428
y -0.295 -20.602 -0.395
z 1.428 -0.395 -23.065
Traceless
 xyz
x -7.013 -0.295 1.428
y -0.295 5.353 -0.395
z 1.428 -0.395 1.659
Polar
3z2-r23.319
x2-y2-8.244
xy-0.295
xz1.428
yz-0.395


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.529 -0.057 -0.058
y -0.057 3.907 0.054
z -0.058 0.054 3.200


<r2> (average value of r2) Å2
<r2> 78.586
(<r2>)1/2 8.865