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All results from a given calculation for CF3CHF2 (pentafluoroethane)

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

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/6-31+G**
 hartrees
Energy at 0K-575.993490
Energy at 298.15K-575.996575
HF Energy-575.993490
Nuclear repulsion energy352.326995
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/6-31+G**
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' 3037 3021 14.77      
2 A' 1361 1353 2.19      
3 A' 1225 1219 127.84      
4 A' 1101 1096 174.29      
5 A' 1065 1059 185.49      
6 A' 810 806 53.22      
7 A' 673 670 30.12      
8 A' 537 534 12.99      
9 A' 482 479 5.69      
10 A' 337 335 0.04      
11 A' 232 231 3.40      
12 A" 1316 1309 5.71      
13 A" 1105 1099 404.83      
14 A" 1043 1038 107.04      
15 A" 538 535 0.17      
16 A" 385 383 0.64      
17 A" 200 199 2.13      
18 A" 64 64 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 7755.5 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 7714.3 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/6-31+G**
ABC
0.11753 0.07726 0.06401

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.124 -0.610 0.000
C2 -0.613 0.761 0.000
F3 1.475 -0.464 0.000
F4 -0.240 -1.325 1.107
F5 -0.240 -1.325 -1.107
F6 -0.240 1.472 -1.121
F7 -0.240 1.472 1.121
H8 -1.707 0.629 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.55681.35851.36751.36752.39172.39172.2104
C21.55682.42152.39142.39141.37851.37851.1011
F31.35852.42152.21502.21502.81852.81853.3641
F41.36752.39142.21502.21453.57562.79672.6826
F51.36752.39142.21502.21452.79673.57562.6826
F62.39171.37852.81853.57562.79672.24132.0292
F72.39171.37852.81852.79673.57562.24132.0292
H82.21041.10113.36412.68262.68262.02922.0292

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.986 C1 C2 F7 108.986
C1 C2 H8 111.383 C2 C1 F3 112.144
C2 C1 F4 109.551 C2 C1 F5 109.551
F3 C1 F4 108.687 F3 C1 F5 108.687
F4 C1 F5 108.131 F6 C2 F7 108.776
F6 C2 H8 109.333 F7 C2 H8 109.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.759      
2 C 0.419      
3 F -0.264      
4 F -0.268      
5 F -0.268      
6 F -0.265      
7 F -0.265      
8 H 0.155      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.604 -0.062 0.000 1.605
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.832 -1.004 0.000
y -1.004 -39.926 0.000
z 0.000 0.000 -39.726
Traceless
 xyz
x 4.994 -1.004 0.000
y -1.004 -2.647 0.000
z 0.000 0.000 -2.347
Polar
3z2-r2-4.693
x2-y25.094
xy-1.004
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.585 0.041 0.000
y 0.041 4.783 0.000
z 0.000 0.000 4.929


<r2> (average value of r2) Å2
<r2> 174.048
(<r2>)1/2 13.193