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All results from a given calculation for CF3CF2Cl (pentafluorochloroethane)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-145.006961
Energy at 298.15K-145.009786
HF Energy-145.006961
Nuclear repulsion energy252.556884
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 HF/CEP-121G*
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' 1527 1380 81.67      
2 A' 1401 1266 280.43      
3 A' 1266 1143 299.38      
4 A' 1086 981 324.98      
5 A' 830 750 39.12      
6 A' 702 635 21.41      
7 A' 602 544 8.21      
8 A' 479 433 1.54      
9 A' 393 355 0.03      
10 A' 339 306 1.77      
11 A' 196 177 1.76      
12 A" 1414 1277 347.49      
13 A" 1358 1227 219.92      
14 A" 645 583 1.79      
15 A" 488 441 2.70      
16 A" 360 325 0.07      
17 A" 237 215 3.16      
18 A" 75 68 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 6699.1 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 6051.9 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 HF/CEP-121G*
ABC
0.07982 0.05076 0.04574

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.090 -0.635 0.000
C2 -0.625 0.745 0.000
Cl3 1.841 -0.468 0.000
F4 -0.298 -1.305 1.073
F5 -0.298 -1.305 -1.073
F6 -1.928 0.554 0.000
F7 -0.298 1.433 1.072
F8 -0.298 1.433 -1.072

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 F6 F7 F8
C11.55511.75941.32281.32282.34272.36212.3621
C21.55512.74912.33712.33711.31701.31501.3150
Cl31.75942.74912.53562.53563.90593.05663.0566
F41.32282.33712.53562.14552.69512.73843.4782
F51.32282.33712.53562.14552.69513.47822.7384
F62.34271.31703.90592.69512.69512.14002.1400
F72.36211.31503.05662.73843.47822.14002.1438
F82.36211.31503.05663.47822.73842.14002.1438

picture of pentafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.025 C1 C2 F7 110.494
C1 C2 F8 110.494 C2 C1 Cl3 111.933
C2 C1 F4 108.329 C2 C1 F5 108.329
Cl3 C1 F4 109.892 Cl3 C1 F5 109.892
F4 C1 F5 108.376 F6 C2 F7 108.794
F6 C2 F8 108.794 F7 C2 F8 109.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.588      
2 C 0.773      
3 Cl -0.100      
4 F -0.258      
5 F -0.258      
6 F -0.253      
7 F -0.246      
8 F -0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.523 0.028 0.000 0.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.284 -0.248 0.000
y -0.248 -49.356 0.000
z 0.000 0.000 -49.536
Traceless
 xyz
x 2.162 -0.248 0.000
y -0.248 -0.946 0.000
z 0.000 0.000 -1.216
Polar
3z2-r2-2.431
x2-y22.072
xy-0.248
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.976 0.018 0.000
y 0.018 4.359 0.000
z 0.000 0.000 4.239


<r2> (average value of r2) Å2
<r2> 176.606
(<r2>)1/2 13.289