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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-575.819621
Energy at 298.15K 
HF Energy-575.366328
Nuclear repulsion energy359.502009
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' 3147 3147 22.31      
2 A' 1467 1467 1.17      
3 A' 1330 1330 165.00      
4 A' 1210 1210 214.85      
5 A' 1149 1149 145.16      
6 A' 875 875 53.80      
7 A' 726 726 34.89      
8 A' 580 580 14.68      
9 A' 523 523 8.38      
10 A' 364 364 0.06      
11 A' 245 245 4.39      
12 A" 1405 1405 12.01      
13 A" 1230 1230 390.98      
14 A" 1157 1157 111.87      
15 A" 585 585 0.68      
16 A" 418 418 1.08      
17 A" 212 212 2.93      
18 A" 70 70 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8347.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8347.0 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
0.12220 0.08063 0.06670

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 -0.603 0.747 0.000
F3 1.443 -0.446 0.000
F4 -0.233 -1.299 1.086
F5 -0.233 -1.299 -1.086
F6 -0.233 1.439 -1.100
F7 -0.233 1.439 1.100
H8 -1.684 0.608 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52941.33211.33881.33882.34432.34432.1711
C21.52942.36862.34612.34611.35101.35101.0899
F31.33212.36862.17192.17192.75252.75253.2997
F41.33882.34612.17192.17233.50402.73852.6307
F51.33882.34612.17192.17232.73853.50402.6307
F62.34431.35102.75253.50402.73852.20002.0011
F72.34431.35102.75252.73853.50402.20002.0011
H82.17111.08993.29972.63072.63072.00112.0011

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.798 C1 C2 F7 108.798
C1 C2 H8 110.854 C2 C1 F3 111.553
C2 C1 F4 109.584 C2 C1 F5 109.584
F3 C1 F4 108.811 F3 C1 F5 108.811
F4 C1 F5 108.436 F6 C2 F7 109.014
F6 C2 H8 109.672 F7 C2 H8 109.672
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability