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: PBEPBE/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/TZVP
 hartrees
Energy at 0K-218.195601
Energy at 298.15K-218.203335
HF Energy-218.195601
Nuclear repulsion energy131.706371
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 PBEPBE/TZVP
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' 3063 3028 25.67      
2 A' 3055 3021 39.09      
3 A' 2979 2946 8.91      
4 A' 2958 2925 28.77      
5 A' 1461 1445 8.60      
6 A' 1442 1425 6.83      
7 A' 1369 1354 18.05      
8 A' 1326 1311 11.49      
9 A' 1160 1147 10.02      
10 A' 1105 1093 49.46      
11 A' 907 897 46.35      
12 A' 799 790 17.83      
13 A' 464 459 2.89      
14 A' 343 340 0.98      
15 A' 251 248 0.05      
16 A" 3061 3027 15.38      
17 A" 3048 3014 0.32      
18 A" 2975 2942 12.19      
19 A" 1436 1420 0.03      
20 A" 1429 1413 0.05      
21 A" 1359 1344 33.47      
22 A" 1327 1312 2.80      
23 A" 1133 1120 16.40      
24 A" 914 904 0.30      
25 A" 901 891 0.40      
26 A" 397 392 6.37      
27 A" 210 208 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 20435.9 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 20207.0 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 PBEPBE/TZVP
ABC
0.28512 0.26827 0.15772

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.283 0.237 0.000
F2 -0.883 1.053 0.000
H3 1.136 0.939 0.000
C4 0.283 -0.588 1.274
C5 0.283 -0.588 -1.274
H6 1.205 -1.185 1.341
H7 1.205 -1.185 -1.341
H8 0.229 0.063 2.157
H9 0.229 0.063 -2.157
H10 -0.577 -1.273 1.289
H11 -0.577 -1.273 -1.289

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.42321.10431.51761.51762.16122.16122.16492.16492.16412.1641
F21.42322.02242.38212.38213.34163.34162.62112.62112.67722.6772
H31.10432.02242.16332.16332.51262.51262.49852.49853.08053.0805
C41.51762.38212.16332.54761.10032.83631.09863.49261.10002.7891
C51.51762.38212.16332.54762.83631.10033.49261.09862.78911.1000
H62.16123.34162.51261.10032.83632.68251.78193.84041.78483.1785
H72.16123.34162.51262.83631.10032.68253.84041.78193.17851.7848
H82.16492.62112.49851.09863.49261.78193.84044.31441.78583.7834
H92.16492.62112.49853.49261.09863.84041.78194.31443.78341.7858
H102.16412.67723.08051.10002.78911.78483.17851.78583.78342.5786
H112.16412.67723.08052.78911.10003.17851.78483.78341.78582.5786

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 110.664 C1 C4 H10 110.522
C1 C5 H7 110.271 C1 C5 H9 110.664
C1 C5 H11 110.522 F2 C1 H3 105.591
F2 C1 C4 108.155 F2 C1 C5 108.155
H3 C1 C4 110.198 H3 C1 C5 110.198
C4 C1 C5 114.145 H7 C5 H9 108.264
H7 C5 H11 108.418 H8 C4 H10 108.631
H9 C5 H11 108.631
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.050      
2 F -0.222      
3 H 0.114      
4 C -0.348      
5 C -0.348      
6 H 0.113      
7 H 0.113      
8 H 0.141      
9 H 0.141      
10 H 0.123      
11 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.563 -1.262 0.000 2.009
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.413 1.608 0.000
y 1.608 -26.887 0.000
z 0.000 0.000 -24.944
Traceless
 xyz
x -0.498 1.608 0.000
y 1.608 -1.208 0.000
z 0.000 0.000 1.706
Polar
3z2-r23.412
x2-y20.474
xy1.608
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.635 -0.065 0.000
y -0.065 5.748 0.000
z 0.000 0.000 6.378


<r2> (average value of r2) Å2
<r2> 86.818
(<r2>)1/2 9.318