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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: MP4=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 MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-574.795386
Energy at 298.15K-574.798782
HF Energy-573.540165
Nuclear repulsion energy358.332937
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 MP4=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' 3130 3021        
2 A' 1476 1424        
3 A' 1336 1290        
4 A' 1223 1181        
5 A' 1144 1104        
6 A' 871 840        
7 A' 720 695        
8 A' 577 556        
9 A' 521 503        
10 A' 363 350        
11 A' 241 233        
12 A" 1390 1341        
13 A" 1256 1212        
14 A" 1176 1135        
15 A" 584 564        
16 A" 413 399        
17 A" 207 200        
18 A" 73 70        

Unscaled Zero Point Vibrational Energy (zpe) 8351.0 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 8059.5 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 MP4=FULL/cc-pVDZ
ABC
0.12114 0.08033 0.06639

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.119 -0.602 0.000
C2 -0.605 0.748 0.000
F3 1.447 -0.440 0.000
F4 -0.234 -1.303 1.091
F5 -0.234 -1.303 -1.091
F6 -0.234 1.441 -1.105
F7 -0.234 1.441 1.105
H8 -1.699 0.604 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53191.33831.34401.34402.34872.34872.1817
C21.53192.37162.35292.35291.35591.35591.1036
F31.33832.37162.18212.18212.75342.75343.3153
F41.34402.35292.18212.18203.51422.74382.6411
F51.34402.35292.18212.18202.74383.51422.6411
F62.34871.35592.75343.51422.74382.20972.0173
F72.34871.35592.75342.74383.51422.20972.0173
H82.18171.10363.31532.64112.64112.01732.0173

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.689 C1 C2 F7 108.689
C1 C2 H8 110.702 C2 C1 F3 111.253
C2 C1 F4 109.624 C2 C1 F5 109.624
F3 C1 F4 108.879 F3 C1 F5 108.879
F4 C1 F5 108.531 F6 C2 F7 109.142
F6 C2 H8 109.792 F7 C2 H8 109.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability