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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: MP3=FULL/6-31G**

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=FULL/6-31G**
 hartrees
Energy at 0K-574.642152
Energy at 298.15K-574.645638
HF Energy-573.515522
Nuclear repulsion energy360.562161
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=FULL/6-31G**
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' 3221 3221 24.23      
2 A' 1539 1539 3.33      
3 A' 1397 1397 171.88      
4 A' 1283 1283 196.52      
5 A' 1196 1196 107.93      
6 A' 910 910 50.66      
7 A' 740 740 35.41      
8 A' 586 586 16.87      
9 A' 528 528 9.84      
10 A' 370 370 0.06      
11 A' 248 248 4.34      
12 A" 1461 1461 21.58      
13 A" 1326 1326 334.50      
14 A" 1237 1237 101.77      
15 A" 598 598 1.24      
16 A" 425 425 1.50      
17 A" 212 212 2.65      
18 A" 79 79 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 8677.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8677.7 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 MP3=FULL/6-31G**
ABC
0.12222 0.08170 0.06737

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.116 -0.596 0.000
C2 -0.607 0.740 0.000
F3 1.437 -0.424 0.000
F4 -0.231 -1.295 1.086
F5 -0.231 -1.295 -1.086
F6 -0.231 1.426 -1.101
F7 -0.231 1.426 1.101
H8 -1.685 0.601 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.51971.33211.33771.33772.32852.32852.1630
C21.51972.35292.33792.33791.35081.35081.0866
F31.33212.35292.17262.17262.72352.72353.2863
F41.33772.33792.17262.17263.49162.72152.6255
F51.33772.33792.17262.17262.72153.49162.6255
F62.32851.35082.72353.49162.72152.20212.0020
F72.32851.35082.72352.72153.49162.20212.0020
H82.16301.08663.28632.62552.62552.00202.0020

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.278 C1 C2 F7 108.278
C1 C2 H8 111.090 C2 C1 F3 111.022
C2 C1 F4 109.650 C2 C1 F5 109.650
F3 C1 F4 108.936 F3 C1 F5 108.936
F4 C1 F5 108.603 F6 C2 F7 109.198
F6 C2 H8 109.972 F7 C2 H8 109.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability