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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-575.632395
Energy at 298.15K-575.635579
HF Energy-575.632395
Nuclear repulsion energy355.901797
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 PBEPBEultrafine/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' 3022 2991 30.48      
2 A' 1385 1371 0.32      
3 A' 1257 1244 152.18      
4 A' 1139 1127 200.48      
5 A' 1099 1088 147.09      
6 A' 833 825 49.18      
7 A' 694 687 30.31      
8 A' 555 549 12.48      
9 A' 498 493 5.79      
10 A' 346 342 0.03      
11 A' 231 229 3.56      
12 A" 1344 1330 10.64      
13 A" 1155 1143 400.26      
14 A" 1090 1079 90.33      
15 A" 556 550 0.24      
16 A" 396 392 0.72      
17 A" 200 198 2.42      
18 A" 62 61 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 7931.2 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 7848.7 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 PBEPBEultrafine/6-311G*
ABC
0.11978 0.07896 0.06535

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.605 0.000
C2 -0.606 0.755 0.000
F3 1.459 -0.455 0.000
F4 -0.237 -1.312 1.097
F5 -0.237 -1.312 -1.097
F6 -0.237 1.455 -1.110
F7 -0.237 1.455 1.110
H8 -1.699 0.619 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.54271.34601.35321.35322.36752.36752.1939
C21.54272.39342.36902.36901.36301.36301.1024
F31.34602.39342.19402.19402.78522.78523.3360
F41.35322.36902.19402.19473.53922.76632.6586
F51.35322.36902.19402.19472.76633.53922.6586
F62.36751.36302.78523.53922.76632.22062.0177
F72.36751.36302.78522.76633.53922.22062.0177
H82.19391.10243.33602.65862.65862.01772.0177

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.973 C1 C2 F7 108.973
C1 C2 H8 110.982 C2 C1 F3 111.713
C2 C1 F4 109.603 C2 C1 F5 109.603
F3 C1 F4 108.743 F3 C1 F5 108.743
F4 C1 F5 108.367 F6 C2 F7 109.099
F6 C2 H8 109.393 F7 C2 H8 109.393
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.500      
2 C 0.145      
3 F -0.156      
4 F -0.167      
5 F -0.167      
6 F -0.182      
7 F -0.182      
8 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.385 -0.065 0.000 1.387
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.958 -0.734 0.000
y -0.734 -38.397 0.000
z 0.000 0.000 -38.164
Traceless
 xyz
x 4.322 -0.734 0.000
y -0.734 -2.336 0.000
z 0.000 0.000 -1.986
Polar
3z2-r2-3.972
x2-y24.439
xy-0.734
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.611 0.041 0.000
y 0.041 3.598 0.000
z 0.000 0.000 3.792


<r2> (average value of r2) Å2
<r2> 170.156
(<r2>)1/2 13.044