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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: MP3=FULL/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=FULL/cc-pVDZ
 hartrees
Energy at 0K-574.747604
Energy at 298.15K-574.751107
HF Energy-573.542671
Nuclear repulsion energy360.490121
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/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' 3177 2987 26.89      
2 A' 1514 1424 6.27      
3 A' 1378 1295 206.51      
4 A' 1266 1191 199.66      
5 A' 1185 1115 131.39      
6 A' 897 843 48.87      
7 A' 743 698 37.58      
8 A' 594 559 16.40      
9 A' 536 504 10.65      
10 A' 372 350 0.06      
11 A' 246 231 4.64      
12 A" 1421 1336 25.23      
13 A" 1313 1234 382.58      
14 A" 1228 1154 104.07      
15 A" 601 565 1.35      
16 A" 426 400 1.40      
17 A" 212 199 3.06      
18 A" 75 71 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 8591.6 cm-1
Scaled (by 0.9403) Zero Point Vibrational Energy (zpe) 8078.7 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/cc-pVDZ
ABC
0.12289 0.08109 0.06710

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/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 0.747 0.000
F3 1.438 -0.442 0.000
F4 -0.232 -1.296 1.083
F5 -0.232 -1.296 -1.083
F6 -0.232 1.435 -1.097
F7 -0.232 1.435 1.097
H8 -1.691 0.600 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52871.32851.33391.33392.33882.33882.1727
C21.52872.36142.34172.34171.34621.34621.0997
F31.32852.36142.16602.16602.74152.74153.2986
F41.33392.34172.16602.16573.49392.73072.6261
F51.33392.34172.16602.16572.73073.49392.6261
F62.33881.34622.74153.49392.73072.19362.0074
F72.33881.34622.74152.73073.49392.19362.0074
H82.17271.09973.29862.62612.62612.00742.0074

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.716 C1 C2 F7 108.716
C1 C2 H8 110.438 C2 C1 F3 111.280
C2 C1 F4 109.590 C2 C1 F5 109.590
F3 C1 F4 108.891 F3 C1 F5 108.891
F4 C1 F5 108.549 F6 C2 F7 109.126
F6 C2 H8 109.906 F7 C2 H8 109.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability