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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B3LYP/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 B3LYP/cc-pVDZ
 hartrees
Energy at 0K-576.045380
Energy at 298.15K-576.048687
HF Energy-576.045380
Nuclear repulsion energy357.970080
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 B3LYP/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' 3087 2994 27.35      
2 A' 1434 1391 1.77      
3 A' 1309 1270 174.65      
4 A' 1195 1159 206.62      
5 A' 1137 1102 133.01      
6 A' 860 834 47.64      
7 A' 713 692 33.19      
8 A' 571 554 13.69      
9 A' 514 498 7.57      
10 A' 356 346 0.04      
11 A' 237 230 3.91      
12 A" 1363 1322 15.88      
13 A" 1222 1185 383.12      
14 A" 1147 1112 104.09      
15 A" 574 557 0.61      
16 A" 408 395 0.94      
17 A" 202 196 2.69      
18 A" 58 56 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 8192.7 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 7946.9 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 B3LYP/cc-pVDZ
ABC
0.12135 0.07980 0.06610

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.602 0.000
C2 -0.603 0.752 0.000
F3 1.450 -0.453 0.000
F4 -0.235 -1.305 1.090
F5 -0.235 -1.305 -1.090
F6 -0.235 1.448 -1.103
F7 -0.235 1.448 1.103
H8 -1.696 0.606 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53501.33801.34441.34442.35472.35472.1813
C21.53502.38082.35612.35611.35531.35531.1023
F31.33802.38082.17982.17982.76942.76943.3195
F41.34442.35612.17982.17983.51902.75232.6404
F51.34442.35612.17982.17982.75233.51902.6404
F62.35471.35532.76943.51902.75232.20582.0150
F72.35471.35532.76942.75233.51902.20582.0150
H82.18131.10233.31952.64042.64042.01502.0150

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.957 C1 C2 F7 108.957
C1 C2 H8 110.531 C2 C1 F3 111.745
C2 C1 F4 109.644 C2 C1 F5 109.644
F3 C1 F4 108.706 F3 C1 F5 108.706
F4 C1 F5 108.325 F6 C2 F7 108.929
F6 C2 H8 109.718 F7 C2 H8 109.718
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.426      
2 C 0.365      
3 F -0.146      
4 F -0.157      
5 F -0.157      
6 F -0.182      
7 F -0.182      
8 H 0.032      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.411 -0.055 0.000 1.412
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.575 -0.713 0.000
y -0.713 -38.051 0.000
z 0.000 0.000 -37.723
Traceless
 xyz
x 4.312 -0.713 0.000
y -0.713 -2.402 0.000
z 0.000 0.000 -1.909
Polar
3z2-r2-3.819
x2-y24.476
xy-0.713
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.360 0.046 0.000
y 0.046 3.303 0.000
z 0.000 0.000 3.473


<r2> (average value of r2) Å2
<r2> 168.241
(<r2>)1/2 12.971