return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHFCH3 (2-Fluoropropane)

using model chemistry: QCISD(T)=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-218.137227
Energy at 298.15K-218.145052
HF Energy-217.213221
Nuclear repulsion energy132.908627
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 QCISD(T)=FULL/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3133 3133        
2 A' 3126 3126        
3 A' 3054 3054        
4 A' 3046 3046        
5 A' 1515 1515        
6 A' 1496 1496        
7 A' 1423 1423        
8 A' 1382 1382        
9 A' 1204 1204        
10 A' 1164 1164        
11 A' 971 971        
12 A' 833 833        
13 A' 475 475        
14 A' 350 350        
15 A' 256 256        
16 A" 3130 3130        
17 A" 3118 3118        
18 A" 3043 3043        
19 A" 1491 1491        
20 A" 1487 1487        
21 A" 1424 1424        
22 A" 1382 1382        
23 A" 1177 1177        
24 A" 944 944        
25 A" 930 930        
26 A" 409 409        
27 A" 205 205        

Unscaled Zero Point Vibrational Energy (zpe) 21081.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21081.5 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 QCISD(T)=FULL/Def2TZVPP
ABC
0.29093 0.27223 0.16064

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.280 0.245 0.000
F2 -0.872 1.040 0.000
H3 1.126 0.935 0.000
C4 0.280 -0.585 1.265
C5 0.280 -0.585 -1.265
H6 1.189 -1.183 1.321
H7 1.189 -1.183 -1.321
H8 0.232 0.059 2.141
H9 0.232 0.059 -2.141
H10 -0.581 -1.253 1.273
H11 -0.581 -1.253 -1.273

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.39951.09141.51321.51322.14752.14752.14992.14992.14632.1463
F21.39952.00012.35972.35973.30703.30702.60122.60122.63952.6395
H31.09142.00012.15072.15072.49712.49712.48002.48003.05293.0529
C41.51322.35972.15072.53091.08992.80611.08833.46751.08972.7626
C51.51322.35972.15072.53092.80611.08993.46751.08832.76261.0897
H62.14753.30702.49711.08992.80612.64191.77003.80101.77163.1410
H72.14753.30702.49712.80611.08992.64193.80101.77003.14101.7716
H82.14992.60122.48001.08833.46751.77003.80104.28281.77123.7474
H92.14992.60122.48003.46751.08833.80101.77004.28283.74741.7712
H102.14632.63953.05291.08972.76261.77163.14101.77123.74742.5464
H112.14632.63953.05292.76261.08973.14101.77163.74741.77122.5464

picture of 2-Fluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H8 110.403 C1 C4 H10 110.023
C1 C5 H7 110.106 C1 C5 H9 110.403
C1 C5 H11 110.023 F2 C1 H3 106.166
F2 C1 C4 108.156 F2 C1 C5 108.156
H3 C1 C4 110.278 H3 C1 C5 110.278
C4 C1 C5 113.497 H7 C5 H9 108.702
H7 C5 H11 108.737 H8 C4 H10 108.829
H9 C5 H11 108.829
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability