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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-575.606601
Energy at 298.15K-575.609943
HF Energy-575.233792
Nuclear repulsion energy357.656917
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/6-31+G**
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' 3175 3024 12.59      
2 A' 1459 1390 0.46      
3 A' 1321 1258 150.75      
4 A' 1197 1140 205.36      
5 A' 1137 1083 149.60      
6 A' 868 827 53.47      
7 A' 715 681 33.74      
8 A' 568 541 15.64      
9 A' 510 486 8.20      
10 A' 358 341 0.05      
11 A' 244 232 4.06      
12 A" 1386 1320 9.20      
13 A" 1213 1155 399.84      
14 A" 1141 1087 113.93      
15 A" 574 547 0.61      
16 A" 409 390 1.06      
17 A" 210 200 2.45      
18 A" 73 70 1.00      

Unscaled Zero Point Vibrational Energy (zpe) 8278.8 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 7884.7 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 B2PLYP/6-31+G**
ABC
0.12088 0.07986 0.06607

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.601 0.000
C2 -0.608 0.749 0.000
F3 1.451 -0.447 0.000
F4 -0.234 -1.306 1.092
F5 -0.234 -1.306 -1.092
F6 -0.234 1.446 -1.106
F7 -0.234 1.446 1.106
H8 -1.690 0.617 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53421.33931.34711.34712.35362.35362.1823
C21.53422.38102.35672.35671.35961.35961.0901
F31.33932.38102.18402.18402.76492.76493.3163
F41.34712.35672.18402.18403.52172.75182.6474
F51.34712.35672.18402.18402.75183.52172.6474
F62.35361.35962.76493.52172.75182.21152.0075
F72.35361.35962.76492.75183.52172.21152.0075
H82.18231.09013.31632.64742.64742.00752.0075

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.697 C1 C2 F7 108.697
C1 C2 H8 111.401 C2 C1 F3 111.736
C2 C1 F4 109.583 C2 C1 F5 109.583
F3 C1 F4 108.778 F3 C1 F5 108.778
F4 C1 F5 108.314 F6 C2 F7 108.837
F6 C2 H8 109.581 F7 C2 H8 109.581
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.866      
2 C 0.511      
3 F -0.307      
4 F -0.309      
5 F -0.309      
6 F -0.306      
7 F -0.306      
8 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.684 -0.079 0.000 1.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.562 -1.031 0.000
y -1.031 -39.736 0.000
z 0.000 0.000 -39.579
Traceless
 xyz
x 5.095 -1.031 0.000
y -1.031 -2.666 0.000
z 0.000 0.000 -2.429
Polar
3z2-r2-4.859
x2-y25.174
xy-1.031
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.206 0.056 0.000
y 0.056 4.327 0.000
z 0.000 0.000 4.498


<r2> (average value of r2) Å2
<r2> 169.301
(<r2>)1/2 13.012