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

using model chemistry: mPW1PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/STO-3G
 hartrees
Energy at 0K-215.487461
Energy at 298.15K-215.494978
HF Energy-215.487461
Nuclear repulsion energy130.221789
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 mPW1PW91/STO-3G
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' 3540 3111 1.21      
2 A' 3538 3110 0.62      
3 A' 3359 2952 0.28      
4 A' 3299 2900 16.50      
5 A' 1701 1495 3.46      
6 A' 1689 1485 4.02      
7 A' 1579 1387 6.69      
8 A' 1509 1326 26.00      
9 A' 1309 1150 18.16      
10 A' 1274 1120 13.95      
11 A' 1062 934 0.87      
12 A' 889 781 0.24      
13 A' 489 429 0.42      
14 A' 353 310 0.40      
15 A' 213 187 0.01      
16 A" 3538 3110 0.01      
17 A" 3536 3108 0.37      
18 A" 3359 2952 0.36      
19 A" 1688 1484 0.20      
20 A" 1683 1479 0.43      
21 A" 1564 1374 5.32      
22 A" 1482 1303 16.49      
23 A" 1223 1075 12.62      
24 A" 1027 903 0.00      
25 A" 1008 886 1.00      
26 A" 401 352 1.66      
27 A" 178 156 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 23244.1 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 20429.2 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 mPW1PW91/STO-3G
ABC
0.27325 0.26388 0.15258

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.266 0.259 0.000
F2 -0.845 1.120 0.000
H3 1.201 0.871 0.000
C4 0.266 -0.623 1.288
C5 0.266 -0.623 -1.288
H6 1.163 -1.256 1.309
H7 1.163 -1.256 -1.309
H8 0.263 0.012 2.183
H9 0.263 0.012 -2.183
H10 -0.621 -1.268 1.311
H11 -0.621 -1.268 -1.311

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.40551.11741.56131.56132.19362.19362.19722.19722.19982.1998
F21.40552.06122.43562.43563.37443.37442.68722.68722.73352.7335
H31.11742.06122.18312.18312.49772.49772.52712.52713.10113.1011
C41.56132.43562.18312.57591.09712.81941.09753.52871.09732.8209
C51.56132.43562.18312.57592.81941.09713.52871.09752.82091.0973
H62.19363.37442.49771.09712.81942.61861.78303.82271.78363.1696
H72.19363.37442.49772.81941.09712.61863.82271.78303.16961.7836
H82.19722.68722.52711.09753.52871.78303.82274.36641.78333.8246
H92.19722.68722.52713.52871.09753.82271.78304.36643.82461.7833
H102.19982.73353.10111.09732.82091.78363.16961.78333.82462.6218
H112.19982.73353.10112.82091.09733.16961.78363.82461.78332.6218

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 110.242 C1 C4 H10 110.458
C1 C5 H7 109.989 C1 C5 H9 110.242
C1 C5 H11 110.458 F2 C1 H3 109.038
F2 C1 C4 110.250 F2 C1 C5 110.250
H3 C1 C4 108.029 H3 C1 C5 108.029
C4 C1 C5 111.167 H7 C5 H9 108.678
H7 C5 H11 108.742 H8 C4 H10 108.686
H9 C5 H11 108.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.050      
2 F -0.117      
3 H 0.066      
4 C -0.244      
5 C -0.244      
6 H 0.081      
7 H 0.081      
8 H 0.082      
9 H 0.082      
10 H 0.081      
11 H 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.772 -0.696 0.000 1.039
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.397 0.790 0.000
y 0.790 -23.904 0.000
z 0.000 0.000 -23.017
Traceless
 xyz
x 0.064 0.790 0.000
y 0.790 -0.697 0.000
z 0.000 0.000 0.633
Polar
3z2-r21.266
x2-y20.507
xy0.790
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.526 -0.140 0.000
y -0.140 2.499 0.000
z 0.000 0.000 2.638


<r2> (average value of r2) Å2
<r2> 87.181
(<r2>)1/2 9.337