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All results from a given calculation for CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: BLYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G**
 hartrees
Energy at 0K-476.703597
Energy at 298.15K-476.707426
Nuclear repulsion energy268.011862
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 BLYP/6-31G**
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' 2983 2960 19.75      
2 A' 1473 1462 2.44      
3 A' 1410 1399 4.63      
4 A' 1249 1239 152.44      
5 A' 1134 1126 246.88      
6 A' 1069 1061 72.57      
7 A' 804 798 15.42      
8 A' 628 623 25.10      
9 A' 517 513 6.67      
10 A' 388 385 0.52      
11 A' 204 203 2.52      
12 A" 3036 3013 23.85      
13 A" 1276 1266 92.86      
14 A" 1169 1160 81.62      
15 A" 952 945 72.05      
16 A" 500 496 1.12      
17 A" 335 333 1.04      
18 A" 102 101 3.99      

Unscaled Zero Point Vibrational Energy (zpe) 9614.1 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 9540.1 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 BLYP/6-31G**
ABC
0.17189 0.09042 0.08918

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.365 0.193 0.000
C2 -1.165 0.244 0.000
F3 0.849 1.474 0.000
F4 0.849 -0.445 1.101
F5 0.849 -0.445 -1.101
F6 -1.679 -1.050 0.000
H7 -1.501 0.782 0.901
H8 -1.501 0.782 -0.901

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.53111.37011.36141.36142.39212.15432.1543
C21.53112.36032.39682.39681.39251.10231.1023
F31.37012.36032.21252.21253.57272.61002.6100
F41.36142.39682.21252.20292.82322.65833.3224
F51.36142.39682.21252.20292.82323.32242.6583
F62.39211.39253.57272.82322.82322.05022.0502
H72.15431.10232.61002.65833.32242.05021.8030
H82.15431.10232.61003.32242.65832.05021.8030

picture of 1,1,1,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.722 C1 C2 H7 108.690
C1 C2 H8 108.690 C2 C1 F3 108.768
C2 C1 F4 111.783 C2 C1 F5 111.783
F3 C1 F4 108.189 F3 C1 F5 108.189
F4 C1 F5 108.007 F6 C2 H7 109.988
F6 C2 H8 109.988 H7 C2 H8 109.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.683      
2 C 0.062      
3 F -0.239      
4 F -0.229      
5 F -0.229      
6 F -0.269      
7 H 0.110      
8 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.072 1.307 0.000 1.690
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.444 -2.638 0.000
y -2.638 -32.257 0.000
z 0.000 0.000 -30.894
Traceless
 xyz
x 0.132 -2.638 0.000
y -2.638 -1.088 0.000
z 0.000 0.000 0.956
Polar
3z2-r21.912
x2-y20.813
xy-2.638
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.675 0.023 0.000
y 0.023 3.745 0.000
z 0.000 0.000 3.639


<r2> (average value of r2) Å2
<r2> 136.290
(<r2>)1/2 11.674