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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP=FULLultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-31+G**
 hartrees
Energy at 0K-575.613755
Energy at 298.15K 
HF Energy-575.233878
Nuclear repulsion energy357.797586
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 B2PLYP=FULLultrafine/6-31+G**
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' 3175 3175 12.62      
2 A' 1460 1460 0.48      
3 A' 1321 1321 150.80      
4 A' 1198 1198 206.35      
5 A' 1138 1138 148.37      
6 A' 869 869 53.35      
7 A' 715 715 33.68      
8 A' 568 568 15.64      
9 A' 510 510 8.18      
10 A' 358 358 0.05      
11 A' 244 244 4.05      
12 A" 1387 1387 9.26      
13 A" 1214 1214 400.10      
14 A" 1142 1142 113.50      
15 A" 575 575 0.61      
16 A" 410 410 1.06      
17 A" 210 210 2.45      
18 A" 76 76 0.99      

Unscaled Zero Point Vibrational Energy (zpe) 8284.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8284.7 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 B2PLYP=FULLultrafine/6-31+G**
ABC
0.12098 0.07993 0.06612

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.601 0.000
C2 -0.608 0.748 0.000
F3 1.450 -0.446 0.000
F4 -0.234 -1.306 1.092
F5 -0.234 -1.306 -1.092
F6 -0.234 1.445 -1.105
F7 -0.234 1.445 1.105
H8 -1.690 0.617 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53361.33881.34661.34662.35252.35252.1819
C21.53362.37952.35612.35611.35911.35911.0898
F31.33882.37952.18332.18332.76262.76263.3149
F41.34662.35612.18332.18323.52052.75092.6473
F51.34662.35612.18332.18322.75093.52052.6473
F62.35251.35912.76263.52052.75092.21062.0071
F72.35251.35912.76262.75093.52052.21062.0071
H82.18191.08983.31492.64732.64732.00712.0071

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.679 C1 C2 F7 108.679
C1 C2 H8 111.421 C2 C1 F3 111.685
C2 C1 F4 109.605 C2 C1 F5 109.605
F3 C1 F4 108.781 F3 C1 F5 108.781
F4 C1 F5 108.315 F6 C2 F7 108.828
F6 C2 H8 109.593 F7 C2 H8 109.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability