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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: PBEPBE/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 PBEPBE/6-311G*
 hartrees
Energy at 0K-575.632357
Energy at 298.15K-575.635527
HF Energy-575.632357
Nuclear repulsion energy355.893595
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 PBEPBE/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' 3023 2992 30.40      
2 A' 1385 1371 0.30      
3 A' 1256 1243 151.90      
4 A' 1139 1127 200.46      
5 A' 1099 1087 147.42      
6 A' 833 824 49.16      
7 A' 694 687 30.38      
8 A' 555 549 12.44      
9 A' 498 493 5.80      
10 A' 346 343 0.03      
11 A' 231 229 3.58      
12 A" 1344 1330 10.67      
13 A" 1154 1142 400.21      
14 A" 1090 1078 90.47      
15 A" 556 550 0.24      
16 A" 395 391 0.71      
17 A" 198 196 2.41      
18 A" 57 57 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 7925.6 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 7843.2 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 PBEPBE/6-311G*
ABC
0.11976 0.07896 0.06535

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.122 -0.605 0.000
C2 -0.605 0.755 0.000
F3 1.460 -0.456 0.000
F4 -0.237 -1.311 1.097
F5 -0.237 -1.311 -1.097
F6 -0.237 1.455 -1.110
F7 -0.237 1.455 1.110
H8 -1.699 0.618 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.54281.34601.35331.35332.36762.36762.1938
C21.54282.39412.36862.36861.36301.36301.1024
F31.34602.39412.19412.19412.78612.78613.3364
F41.35332.36862.19412.19473.53902.76592.6578
F51.35332.36862.19412.19472.76593.53902.6578
F62.36761.36302.78613.53902.76592.22082.0177
F72.36761.36302.78612.76593.53902.22082.0177
H82.19381.10243.33642.65782.65782.01772.0177

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.974 C1 C2 F7 108.974
C1 C2 H8 110.966 C2 C1 F3 111.759
C2 C1 F4 109.573 C2 C1 F5 109.573
F3 C1 F4 108.748 F3 C1 F5 108.748
F4 C1 F5 108.369 F6 C2 F7 109.109
F6 C2 H8 109.395 F7 C2 H8 109.395
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/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
  -1.384 -0.065 0.000 1.385
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.959 -0.733 0.000
y -0.733 -38.397 0.000
z 0.000 0.000 -38.165
Traceless
 xyz
x 4.322 -0.733 0.000
y -0.733 -2.336 0.000
z 0.000 0.000 -1.986
Polar
3z2-r2-3.973
x2-y24.438
xy-0.733
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 3.597 0.000
z 0.000 0.000 3.792


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