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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: MP3/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 MP3/cc-pVDZ
 hartrees
Energy at 0K-574.733279
Energy at 298.15K-574.736775
HF Energy-573.542508
Nuclear repulsion energy360.288601
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 MP3/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' 3172 3007 26.97      
2 A' 1512 1433 6.20      
3 A' 1376 1304 206.82      
4 A' 1265 1199 199.24      
5 A' 1184 1122 131.71      
6 A' 896 849 48.92      
7 A' 742 703 37.66      
8 A' 593 562 16.40      
9 A' 536 508 10.66      
10 A' 371 352 0.06      
11 A' 245 233 4.64      
12 A" 1419 1345 25.11      
13 A" 1311 1243 382.55      
14 A" 1226 1162 104.08      
15 A" 600 569 1.35      
16 A" 425 403 1.40      
17 A" 211 200 3.06      
18 A" 75 71 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8579.1 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 8132.2 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 MP3/cc-pVDZ
ABC
0.12277 0.08099 0.06702

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.119 -0.601 0.000
C2 -0.602 0.748 0.000
F3 1.439 -0.443 0.000
F4 -0.232 -1.297 1.083
F5 -0.232 -1.297 -1.083
F6 -0.232 1.436 -1.097
F7 -0.232 1.436 1.097
H8 -1.693 0.601 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52991.32911.33451.33452.34032.34032.1746
C21.52992.36302.34322.34321.34691.34691.1006
F31.32912.36302.16702.16702.74332.74333.3011
F41.33452.34322.16702.16673.49592.73242.6281
F51.33452.34322.16702.16672.73243.49592.6281
F62.34031.34692.74333.49592.73242.19462.0087
F72.34031.34692.74332.73243.49592.19462.0087
H82.17461.10063.30112.62812.62812.00872.0087

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.713 C1 C2 F7 108.713
C1 C2 H8 110.451 C2 C1 F3 111.291
C2 C1 F4 109.589 C2 C1 F5 109.589
F3 C1 F4 108.888 F3 C1 F5 108.888
F4 C1 F5 108.545 F6 C2 F7 109.119
F6 C2 H8 109.906 F7 C2 H8 109.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability