return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF3CF2Cl (pentafluorochloroethane)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-1035.534404
Energy at 298.15K-1035.536836
HF Energy-1035.534404
Nuclear repulsion energy533.704145
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 B3PW91/6-311G**
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' 1346 1297 78.76      
2 A' 1238 1192 280.30      
3 A' 1134 1092 226.08      
4 A' 973 937 304.81      
5 A' 762 734 37.91      
6 A' 650 626 14.89      
7 A' 553 533 7.63      
8 A' 437 421 0.07      
9 A' 362 348 0.04      
10 A' 313 301 1.63      
11 A' 181 174 1.57      
12 A" 1253 1207 359.30      
13 A" 1200 1155 156.30      
14 A" 594 572 0.96      
15 A" 451 434 1.46      
16 A" 333 321 0.02      
17 A" 215 207 2.58      
18 A" 60 58 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 6026.5 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 5804.1 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 B3PW91/6-311G**
ABC
0.07837 0.05036 0.04543

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.089 -0.636 0.000
C2 -0.626 0.742 0.000
Cl3 1.848 -0.458 0.000
F4 -0.297 -1.313 1.085
F5 -0.297 -1.313 -1.085
F6 -1.944 0.544 0.000
F7 -0.297 1.438 1.084
F8 -0.297 1.438 -1.084

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 F6 F7 F8
C11.55221.76781.33571.33572.35052.37112.3711
C21.55222.74942.34712.34711.33271.32961.3296
Cl31.76782.74942.55082.55083.92193.06033.0603
F41.33572.34712.55082.16922.70932.75063.5028
F51.33572.34712.55082.16922.70933.50282.7506
F62.35051.33273.92192.70932.70932.16512.1651
F72.37111.32963.06032.75063.50282.16512.1686
F82.37111.32963.06033.50282.75062.16512.1686

picture of pentafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.894 C1 C2 F7 110.492
C1 C2 F8 110.492 C2 C1 Cl3 111.652
C2 C1 F4 108.497 C2 C1 F5 108.497
Cl3 C1 F4 109.770 Cl3 C1 F5 109.770
F4 C1 F5 108.589 F6 C2 F7 108.825
F6 C2 F8 108.825 F7 C2 F8 109.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.256      
2 C 0.617      
3 Cl 0.003      
4 F -0.170      
5 F -0.170      
6 F -0.183      
7 F -0.176      
8 F -0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.269 0.051 0.000 0.274
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.716 -0.013 0.000
y -0.013 -49.406 0.000
z 0.000 0.000 -49.493
Traceless
 xyz
x 1.733 -0.013 0.000
y -0.013 -0.801 0.000
z 0.000 0.000 -0.932
Polar
3z2-r2-1.864
x2-y21.690
xy-0.013
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.279 0.084 0.000
y 0.084 4.105 0.000
z 0.000 0.000 4.088


<r2> (average value of r2) Å2
<r2> 250.668
(<r2>)1/2 15.832