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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-575.973029
Energy at 298.15K-575.976196
HF Energy-575.973029
Nuclear repulsion energy355.919055
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 BLYP/6-31G(2df,p)
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' 2975 2958 32.69      
2 A' 1377 1369 1.35      
3 A' 1247 1241 125.82      
4 A' 1140 1133 168.96      
5 A' 1100 1094 110.63      
6 A' 830 826 39.06      
7 A' 692 688 26.59      
8 A' 553 550 11.27      
9 A' 498 496 4.75      
10 A' 344 342 0.02      
11 A' 230 229 2.74      
12 A" 1346 1339 9.05      
13 A" 1157 1150 324.96      
14 A" 1092 1086 73.03      
15 A" 556 553 0.23      
16 A" 394 392 0.60      
17 A" 196 195 1.77      
18 A" 59 58 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 7892.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 7849.2 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 BLYP/6-31G(2df,p)
ABC
0.11976 0.07905 0.06540

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.609 0.000
C2 -0.610 0.759 0.000
F3 1.456 -0.446 0.000
F4 -0.235 -1.314 1.098
F5 -0.235 -1.314 -1.098
F6 -0.235 1.452 -1.110
F7 -0.235 1.452 1.110
H8 -1.706 0.618 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.55171.34571.35201.35202.36832.36832.2002
C21.55172.39242.37552.37551.36151.36151.1044
F31.34572.39242.19552.19552.77412.77413.3360
F41.35202.37552.19552.19553.53912.76572.6641
F51.35202.37552.19552.19552.76573.53912.6641
F62.36831.36152.77413.53912.76572.22092.0227
F72.36831.36152.77412.76573.53912.22092.0227
H82.20021.10443.33602.66412.66412.02272.0227

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.598 C1 C2 F7 108.598
C1 C2 H8 110.742 C2 C1 F3 111.121
C2 C1 F4 109.600 C2 C1 F5 109.600
F3 C1 F4 108.948 F3 C1 F5 108.948
F4 C1 F5 108.578 F6 C2 F7 109.296
F6 C2 H8 109.787 F7 C2 H8 109.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.117      
2 C -0.029      
3 F -0.025      
4 F -0.030      
5 F -0.030      
6 F -0.051      
7 F -0.051      
8 H 0.099      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.231 -0.046 0.000 1.232
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.496 -0.743 0.000
y -0.743 -37.222 0.000
z 0.000 0.000 -37.207
Traceless
 xyz
x 3.719 -0.743 0.000
y -0.743 -1.871 0.000
z 0.000 0.000 -1.848
Polar
3z2-r2-3.696
x2-y23.726
xy-0.743
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.124 -0.028 0.000
y -0.028 4.223 0.000
z 0.000 0.000 4.234


<r2> (average value of r2) Å2
<r2> 169.537
(<r2>)1/2 13.021