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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G**
 hartrees
Energy at 0K-575.088459
Energy at 298.15K-575.091959
HF Energy-573.670355
Nuclear repulsion energy360.498251
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 MP2=FULL/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' 3188 3024 22.81      
2 A' 1499 1422 2.82      
3 A' 1357 1287 170.11      
4 A' 1239 1175 216.69      
5 A' 1171 1110 137.06      
6 A' 891 846 53.50      
7 A' 737 699 34.65      
8 A' 590 559 14.94      
9 A' 531 504 8.96      
10 A' 372 353 0.05      
11 A' 250 237 4.53      
12 A" 1427 1353 15.57      
13 A" 1265 1200 391.90      
14 A" 1193 1131 104.19      
15 A" 596 565 0.84      
16 A" 425 403 1.19      
17 A" 217 206 2.97      
18 A" 79 75 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 8512.1 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 8074.6 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 MP2=FULL/6-311G**
ABC
0.12259 0.08127 0.06715

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.120 -0.600 0.000
C2 -0.601 0.745 0.000
F3 1.439 -0.440 0.000
F4 -0.233 -1.294 1.084
F5 -0.233 -1.294 -1.084
F6 -0.233 1.433 -1.099
F7 -0.233 1.433 1.099
H8 -1.682 0.602 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52501.32911.33541.33542.33692.33692.1655
C21.52502.35892.33852.33851.34761.34761.0901
F31.32912.35892.16832.16832.74042.74043.2902
F41.33542.33852.16832.16893.49332.72712.6216
F51.33542.33852.16832.16892.72713.49332.6216
F62.33691.34762.74043.49332.72712.19741.9987
F72.33691.34762.74042.72713.49332.19741.9987
H82.16551.09013.29022.62162.62161.99871.9987

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.728 C1 C2 F7 108.728
C1 C2 H8 110.700 C2 C1 F3 111.300
C2 C1 F4 109.503 C2 C1 F5 109.503
F3 C1 F4 108.941 F3 C1 F5 108.941
F4 C1 F5 108.607 F6 C2 F7 109.239
F6 C2 H8 109.708 F7 C2 H8 109.708
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability