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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-575.616875
Energy at 298.15K-575.620242
HF Energy-575.233843
Nuclear repulsion energy358.852553
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 B2PLYP/cc-pVDZ
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' 3135 3002 26.78      
2 A' 1465 1403 3.50      
3 A' 1332 1276 174.44      
4 A' 1215 1164 211.45      
5 A' 1148 1099 131.62      
6 A' 872 835 50.98      
7 A' 721 691 33.36      
8 A' 577 552 14.37      
9 A' 520 498 8.35      
10 A' 362 346 0.04      
11 A' 240 230 4.20      
12 A" 1382 1324 17.33      
13 A" 1243 1191 387.44      
14 A" 1166 1117 103.25      
15 A" 582 557 0.76      
16 A" 413 396 1.07      
17 A" 206 197 2.85      
18 A" 63 61 0.80      

Unscaled Zero Point Vibrational Energy (zpe) 8320.8 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 7968.8 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 B2PLYP/cc-pVDZ
ABC
0.12170 0.08040 0.06652

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.119 -0.600 0.000
C2 -0.604 0.748 0.000
F3 1.446 -0.446 0.000
F4 -0.234 -1.301 1.088
F5 -0.234 -1.301 -1.088
F6 -0.234 1.441 -1.102
F7 -0.234 1.441 1.102
H8 -1.694 0.603 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52941.33561.34191.34192.34642.34642.1762
C21.52942.37182.34922.34921.35351.35351.0997
F31.33562.37182.17662.17662.75622.75623.3105
F41.34192.34922.17662.17673.50962.74232.6350
F51.34192.34922.17662.17672.74233.50962.6350
F62.34641.35352.75623.50962.74232.20382.0119
F72.34641.35352.75622.74233.50962.20382.0119
H82.17621.09973.31052.63502.63502.01192.0119

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.806 C1 C2 F7 108.806
C1 C2 H8 110.672 C2 C1 F3 111.578
C2 C1 F4 109.634 C2 C1 F5 109.634
F3 C1 F4 108.767 F3 C1 F5 108.767
F4 C1 F5 108.397 F6 C2 F7 109.002
F6 C2 H8 109.761 F7 C2 H8 109.761
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.474      
2 C 0.386      
3 F -0.161      
4 F -0.172      
5 F -0.172      
6 F -0.197      
7 F -0.197      
8 H 0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.446 -0.066 0.000 1.447
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.732 -0.736 0.000
y -0.736 -38.286 0.000
z 0.000 0.000 -37.994
Traceless
 xyz
x 4.408 -0.736 0.000
y -0.736 -2.423 0.000
z 0.000 0.000 -1.985
Polar
3z2-r2-3.971
x2-y24.554
xy-0.736
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.310 0.065 0.000
y 0.065 3.238 0.000
z 0.000 0.000 3.448


<r2> (average value of r2) Å2
<r2> 167.530
(<r2>)1/2 12.943