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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP=FULLultrafine/6-311G*

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/6-311G*
 hartrees
Energy at 0K-575.816123
Energy at 298.15K 
HF Energy-575.364693
Nuclear repulsion energy359.523667
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/6-311G*
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' 3159 3159 25.02      
2 A' 1474 1474 0.62      
3 A' 1333 1333 162.83      
4 A' 1211 1211 213.92      
5 A' 1151 1151 149.24      
6 A' 877 877 55.28      
7 A' 727 727 34.58      
8 A' 581 581 14.75      
9 A' 523 523 8.30      
10 A' 364 364 0.05      
11 A' 246 246 4.38      
12 A" 1416 1416 12.69      
13 A" 1231 1231 391.73      
14 A" 1158 1158 113.18      
15 A" 585 585 0.67      
16 A" 418 418 1.09      
17 A" 213 213 2.95      
18 A" 71 71 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 8368.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8368.7 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/6-311G*
ABC
0.12218 0.08065 0.06671

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.600 0.000
C2 -0.602 0.748 0.000
F3 1.443 -0.447 0.000
F4 -0.234 -1.299 1.086
F5 -0.234 -1.299 -1.086
F6 -0.234 1.439 -1.100
F7 -0.234 1.439 1.100
H8 -1.684 0.613 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52921.33211.33891.33892.34402.34402.1738
C21.52922.36832.34592.34591.35071.35071.0898
F31.33212.36832.17192.17192.75252.75253.3014
F41.33892.34592.17192.17243.50372.73792.6340
F51.33892.34592.17192.17242.73793.50372.6340
F62.34401.35072.75253.50372.73792.20031.9989
F72.34401.35072.75252.73793.50372.20031.9989
H82.17381.08983.30142.63402.63401.99891.9989

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.804 C1 C2 F7 108.804
C1 C2 H8 111.088 C2 C1 F3 111.547
C2 C1 F4 109.584 C2 C1 F5 109.584
F3 C1 F4 108.812 F3 C1 F5 108.812
F4 C1 F5 108.441 F6 C2 F7 109.075
F6 C2 H8 109.518 F7 C2 H8 109.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability