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All results from a given calculation for C2H5F (fluoroethane)

using model chemistry: wB97X-D/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/TZVP
 hartrees
Energy at 0K-179.079690
Energy at 298.15K-179.085276
HF Energy-179.079690
Nuclear repulsion energy79.233479
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 wB97X-D/TZVP
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' 3145 3004 23.34      
2 A' 3066 2928 6.24      
3 A' 3061 2923 44.99      
4 A' 1523 1455 1.82      
5 A' 1501 1433 1.76      
6 A' 1448 1383 30.73      
7 A' 1411 1348 2.73      
8 A' 1139 1088 32.71      
9 A' 1078 1030 84.59      
10 A' 901 860 19.29      
11 A' 421 402 6.46      
12 A" 3153 3012 33.31      
13 A" 3108 2968 22.61      
14 A" 1487 1420 6.21      
15 A" 1318 1258 0.13      
16 A" 1193 1139 5.18      
17 A" 813 776 0.65      
18 A" 250 239 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 15008.8 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 14333.4 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 wB97X-D/TZVP
ABC
1.22087 0.31206 0.27419

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.550 0.000
C2 1.118 -0.462 0.000
F3 -1.227 -0.085 0.000
H4 0.060 1.188 0.887
H5 0.060 1.188 -0.887
H6 2.080 0.054 0.000
H7 1.068 -1.097 0.885
H8 1.068 -1.097 -0.885

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6 H7 H8
C11.50731.38131.09461.09462.13812.15332.1533
C21.50732.37492.15142.15141.09161.09111.0911
F31.38132.37492.01562.01563.30982.65992.6599
H41.09462.15142.01561.77392.48082.49823.0629
H51.09462.15142.01561.77392.48083.06292.4982
H62.13811.09163.30982.48082.48081.77051.7705
H72.15331.09112.65992.49823.06291.77051.7705
H82.15331.09112.65993.06292.49821.77051.7705

picture of fluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 109.668 C1 C2 H7 110.912
C1 C2 H8 110.912 C2 C1 F3 110.527
C2 C1 H4 110.549 C2 C1 H5 110.549
F3 C1 H4 108.443 F3 C1 H5 108.443
H4 C1 H5 108.254 H6 C2 H7 108.410
H6 C2 H8 108.410 H7 C2 H8 108.454
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.033      
2 C -0.354      
3 F -0.255      
4 H 0.102      
5 H 0.102      
6 H 0.113      
7 H 0.129      
8 H 0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.892 0.770 0.000 2.043
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.872 -0.303 0.000
y -0.303 -18.100 0.000
z 0.000 0.000 -18.121
Traceless
 xyz
x -2.761 -0.303 0.000
y -0.303 1.396 0.000
z 0.000 0.000 1.365
Polar
3z2-r22.730
x2-y2-2.771
xy-0.303
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.942 -0.083 0.000
y -0.083 3.872 0.000
z 0.000 0.000 3.720


<r2> (average value of r2) Å2
<r2> 51.218
(<r2>)1/2 7.157