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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-567.397519
Energy at 298.15K-567.400006
HF Energy-567.397519
Nuclear repulsion energy342.706027
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 HSEh1PBE/STO-3G
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' 3204 2829 18.31      
2 A' 1434 1267 47.43      
3 A' 1306 1153 77.87      
4 A' 1192 1053 13.48      
5 A' 1168 1031 92.95      
6 A' 825 729 4.99      
7 A' 669 591 21.70      
8 A' 532 470 13.11      
9 A' 460 406 5.85      
10 A' 309 273 0.08      
11 A' 195 172 1.06      
12 A" 1455 1285 13.20      
13 A" 1330 1174 125.72      
14 A" 1245 1099 38.09      
15 A" 526 464 1.32      
16 A" 360 318 1.02      
17 A" 156 138 0.68      
18 A" 18 16 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 8191.5 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 7233.9 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 HSEh1PBE/STO-3G
ABC
0.11298 0.07172 0.05985

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.128 -0.653 0.000
C2 -0.619 0.818 0.000
F3 1.512 -0.503 0.000
F4 -0.248 -1.372 1.133
F5 -0.248 -1.372 -1.133
F6 -0.248 1.533 -1.137
F7 -0.248 1.533 1.137
H8 -1.734 0.635 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.64961.39201.39351.39352.49272.49272.2637
C21.64962.50682.49372.49371.39341.39341.1301
F31.39202.50682.26582.26582.92172.92173.4392
F41.39352.49372.26582.26613.68702.90522.7424
F51.39352.49372.26582.26612.90523.68702.7424
F62.49271.39342.92173.68702.90522.27452.0754
F72.49271.39342.92172.90523.68702.27452.0754
H82.26371.13013.43922.74242.74242.07542.0754

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.709 C1 C2 F7 109.709
C1 C2 H8 107.570 C2 C1 F3 110.719
C2 C1 F4 109.778 C2 C1 F5 109.778
F3 C1 F4 108.863 F3 C1 F5 108.863
F4 C1 F5 108.801 F6 C2 F7 109.403
F6 C2 H8 110.214 F7 C2 H8 110.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.274      
2 C 0.114      
3 F -0.093      
4 F -0.096      
5 F -0.096      
6 F -0.091      
7 F -0.091      
8 H 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.816 -0.024 0.000 0.816
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.250 -0.482 0.000
y -0.482 -32.749 0.000
z 0.000 0.000 -32.853
Traceless
 xyz
x 2.551 -0.482 0.000
y -0.482 -1.198 0.000
z 0.000 0.000 -1.353
Polar
3z2-r2-2.706
x2-y22.499
xy-0.482
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.072 0.037 0.000
y 0.037 2.284 0.000
z 0.000 0.000 2.382


<r2> (average value of r2) Å2
<r2> 179.970
(<r2>)1/2 13.415