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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: CCSD=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 CCSD=FULL/cc-pVDZ
 hartrees
Energy at 0K-574.763335
Energy at 298.15K-574.766809
HF Energy-573.541938
Nuclear repulsion energy359.774220
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 CCSD=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' 3156 3156 27.64      
2 A' 1505 1505 5.81      
3 A' 1366 1366 195.79      
4 A' 1254 1254 201.39      
5 A' 1172 1172 131.05      
6 A' 890 890 50.40      
7 A' 736 736 36.01      
8 A' 589 589 15.86      
9 A' 532 532 10.17      
10 A' 370 370 0.05      
11 A' 245 245 4.57      
12 A" 1410 1410 23.77      
13 A" 1296 1296 379.90      
14 A" 1210 1210 105.32      
15 A" 596 596 1.25      
16 A" 422 422 1.32      
17 A" 211 211 3.05      
18 A" 74 74 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 8517.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8517.0 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 CCSD=FULL/cc-pVDZ
ABC
0.12229 0.08084 0.06687

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.119 -0.601 0.000
C2 -0.603 0.747 0.000
F3 1.442 -0.442 0.000
F4 -0.233 -1.298 1.085
F5 -0.233 -1.298 -1.085
F6 -0.233 1.437 -1.100
F7 -0.233 1.437 1.100
H8 -1.694 0.601 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52921.33171.33731.33732.34182.34182.1753
C21.52922.36492.34472.34471.34971.34971.1011
F31.33172.36492.17132.17132.74602.74603.3043
F41.33732.34472.17132.17093.50042.73482.6303
F51.33732.34472.17132.17092.73483.50042.6303
F62.34181.34972.74603.50042.73482.19922.0110
F72.34181.34972.74602.73483.50042.19922.0110
H82.17531.10113.30432.63032.63032.01102.0110

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 110.537 C2 C1 F3 111.324
C2 C1 F4 109.585 C2 C1 F5 109.585
F3 C1 F4 108.887 F3 C1 F5 108.887
F4 C1 F5 108.520 F6 C2 F7 109.114
F6 C2 H8 109.865 F7 C2 H8 109.865
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability