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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: mPW1PW91/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-576.123952
Energy at 298.15K-576.127375
HF Energy-576.123952
Nuclear repulsion energy360.432339
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 mPW1PW91/aug-cc-pVTZ
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' 3109 2979 16.65      
2 A' 1450 1389 1.12      
3 A' 1320 1265 162.03      
4 A' 1211 1160 182.53      
5 A' 1162 1114 146.39      
6 A' 877 840 40.89      
7 A' 732 702 34.34      
8 A' 584 559 14.25      
9 A' 524 502 6.99      
10 A' 362 347 0.05      
11 A' 242 232 3.38      
12 A" 1377 1319 6.60      
13 A" 1233 1181 395.27      
14 A" 1166 1117 98.98      
15 A" 587 562 0.51      
16 A" 417 399 0.83      
17 A" 209 200 1.92      
18 A" 74 71 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 8316.8 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 7968.3 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 mPW1PW91/aug-cc-pVTZ
ABC
0.12348 0.08056 0.06683

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.604 0.000
C2 -0.599 0.753 0.000
F3 1.439 -0.457 0.000
F4 -0.233 -1.297 1.081
F5 -0.233 -1.297 -1.081
F6 -0.233 1.442 -1.093
F7 -0.233 1.442 1.093
H8 -1.681 0.611 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53611.32571.33191.33192.34692.34692.1742
C21.53612.36972.34602.34601.34291.34291.0917
F31.32572.36972.16102.16102.75642.75643.2980
F41.33192.34602.16102.16113.49702.73962.6282
F51.33192.34602.16102.16112.73963.49702.6282
F62.34691.34292.75643.49702.73962.18561.9953
F72.34691.34292.75642.73963.49702.18561.9953
H82.17421.09173.29802.62822.62821.99531.9953

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.026 C1 C2 F7 109.026
C1 C2 H8 110.525 C2 C1 F3 111.587
C2 C1 F4 109.562 C2 C1 F5 109.562
F3 C1 F4 108.811 F3 C1 F5 108.811
F4 C1 F5 108.449 F6 C2 F7 108.927
F6 C2 H8 109.654 F7 C2 H8 109.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.088      
2 C 0.411      
3 F -0.336      
4 F -0.342      
5 F -0.342      
6 F -0.365      
7 F -0.365      
8 H 0.251      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.511 -0.059 0.000 1.512
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.062 -0.941 0.000
y -0.941 -38.699 0.000
z 0.000 0.000 -38.599
Traceless
 xyz
x 4.587 -0.941 0.000
y -0.941 -2.368 0.000
z 0.000 0.000 -2.219
Polar
3z2-r2-4.438
x2-y24.637
xy-0.941
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.503 -0.007 0.000
y -0.007 4.709 0.000
z 0.000 0.000 4.719


<r2> (average value of r2) Å2
<r2> 166.936
(<r2>)1/2 12.920