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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

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=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-575.984903
Energy at 298.15K-575.988313
HF Energy-575.441448
Nuclear repulsion energy359.648633
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=FULL/aug-cc-pVTZ
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' 3131 3004 14.14      
2 A' 1457 1398 0.77      
3 A' 1319 1265 139.53      
4 A' 1196 1148 193.97      
5 A' 1145 1099 145.08      
6 A' 873 838 47.64      
7 A' 725 696 32.57      
8 A' 578 555 13.90      
9 A' 520 498 6.95      
10 A' 362 348 0.05      
11 A' 245 235 3.58      
12 A" 1382 1326 5.44      
13 A" 1210 1161 384.53      
14 A" 1141 1095 104.87      
15 A" 583 559 0.46      
16 A" 415 398 0.83      
17 A" 211 203 2.07      
18 A" 74 71 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8284.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7947.8 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=FULL/aug-cc-pVTZ
ABC
0.12262 0.08046 0.06667

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.602 0.000
C2 -0.603 0.749 0.000
F3 1.442 -0.451 0.000
F4 -0.233 -1.300 1.084
F5 -0.233 -1.300 -1.084
F6 -0.233 1.442 -1.097
F7 -0.233 1.442 1.097
H8 -1.682 0.610 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53221.33021.33711.33712.34682.34682.1719
C21.53222.37052.34712.34711.34941.34941.0879
F31.33022.37052.16882.16882.75562.75563.2989
F41.33712.34712.16882.16863.50392.74192.6308
F51.33712.34712.16882.16862.74193.50392.6308
F62.34681.34942.75563.50392.74192.19431.9983
F72.34681.34942.75562.74193.50392.19431.9983
H82.17191.08793.29892.63082.63081.99831.9983

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.896 C1 C2 F7 108.896
C1 C2 H8 110.840 C2 C1 F3 111.627
C2 C1 F4 109.585 C2 C1 F5 109.585
F3 C1 F4 108.801 F3 C1 F5 108.801
F4 C1 F5 108.378 F6 C2 F7 108.800
F6 C2 H8 109.686 F7 C2 H8 109.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability