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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-575.080520
Energy at 298.15K-575.084008
HF Energy-573.668389
Nuclear repulsion energy360.492761
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' 3189 3020 22.57      
2 A' 1504 1424 2.37      
3 A' 1360 1288 167.50      
4 A' 1239 1173 216.64      
5 A' 1171 1109 138.48      
6 A' 893 846 55.87      
7 A' 738 699 34.53      
8 A' 590 559 15.16      
9 A' 531 503 8.88      
10 A' 372 352 0.05      
11 A' 251 238 4.54      
12 A" 1431 1355 14.17      
13 A" 1264 1197 391.80      
14 A" 1190 1127 107.59      
15 A" 596 564 0.81      
16 A" 425 403 1.21      
17 A" 217 206 2.98      
18 A" 80 76 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 8520.4 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 8069.6 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
0.12256 0.08129 0.06716

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 -0.599 0.000
C2 -0.601 0.744 0.000
F3 1.439 -0.440 0.000
F4 -0.233 -1.294 1.085
F5 -0.233 -1.294 -1.085
F6 -0.233 1.432 -1.099
F7 -0.233 1.432 1.099
H8 -1.683 0.608 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52461.32911.33551.33552.33622.33622.1697
C21.52462.35912.33842.33841.34781.34781.0907
F31.32912.35912.16832.16832.74012.74013.2936
F41.33552.33842.16832.16903.49302.72652.6266
F51.33552.33842.16832.16902.72653.49302.6266
F62.33621.34782.74013.49302.72652.19801.9977
F72.33621.34782.74012.72653.49302.19801.9977
H82.16971.09073.29362.62662.62661.99771.9977

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.691 C1 C2 F7 108.691
C1 C2 H8 111.036 C2 C1 F3 111.336
C2 C1 F4 109.507 C2 C1 F5 109.507
F3 C1 F4 108.926 F3 C1 F5 108.926
F4 C1 F5 108.591 F6 C2 F7 109.257
F6 C2 H8 109.567 F7 C2 H8 109.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability