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

using model chemistry: B3PW91/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 B3PW91/STO-3G
 hartrees
Energy at 0K-215.456076
Energy at 298.15K-215.463580
HF Energy-215.456076
Nuclear repulsion energy129.897490
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 B3PW91/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' 3512 3108 1.71      
2 A' 3510 3106 0.76      
3 A' 3332 2949 0.32      
4 A' 3264 2889 18.11      
5 A' 1691 1496 3.42      
6 A' 1680 1487 4.01      
7 A' 1567 1387 6.21      
8 A' 1496 1324 26.20      
9 A' 1296 1147 19.47      
10 A' 1264 1118 13.90      
11 A' 1051 930 1.13      
12 A' 878 777 0.24      
13 A' 485 429 0.39      
14 A' 351 311 0.39      
15 A' 215 190 0.01      
16 A" 3510 3106 0.00      
17 A" 3508 3105 0.51      
18 A" 3332 2949 0.48      
19 A" 1679 1486 0.18      
20 A" 1674 1481 0.48      
21 A" 1551 1373 4.58      
22 A" 1470 1301 17.16      
23 A" 1210 1071 13.30      
24 A" 1017 900 0.03      
25 A" 1001 886 0.84      
26 A" 398 352 1.55      
27 A" 184 163 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 23061.3 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 20409.3 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 B3PW91/STO-3G
ABC
0.27187 0.26244 0.15172

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/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 1.124 0.000
H3 1.205 0.870 0.000
C4 0.266 -0.625 1.292
C5 0.266 -0.625 -1.292
H6 1.164 -1.260 1.313
H7 1.164 -1.260 -1.313
H8 0.264 0.011 2.188
H9 0.264 0.011 -2.188
H10 -0.623 -1.271 1.316
H11 -0.623 -1.271 -1.316

Atom - Atom Distances (Å)
  C1 F2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.40851.11991.56571.56572.19922.19922.20232.20232.20572.2057
F21.40852.06612.44252.44253.38273.38272.69422.69422.74212.7421
H31.11992.06612.18772.18772.50212.50212.53202.53203.10773.1077
C41.56572.44252.18772.58361.09902.82721.09943.53771.09912.8303
C51.56572.44252.18772.58362.82721.09903.53771.09942.83031.0991
H62.19923.38272.50211.09902.82722.62631.78583.83181.78663.1792
H72.19923.38272.50212.82721.09902.62633.83181.78583.17921.7866
H82.20232.69422.53201.09943.53771.78583.83184.37641.78623.8358
H92.20232.69422.53203.53771.09943.83181.78584.37643.83581.7862
H102.20572.74213.10771.09912.83031.78663.17921.78623.83582.6330
H112.20572.74213.10772.83031.09913.17921.78663.83581.78622.6330

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 110.221 C1 C4 H10 110.508
C1 C5 H7 110.005 C1 C5 H9 110.221
C1 C5 H11 110.508 F2 C1 H3 109.069
F2 C1 C4 110.304 F2 C1 C5 110.304
H3 C1 C4 107.944 H3 C1 C5 107.944
C4 C1 C5 111.192 H7 C5 H9 108.648
H7 C5 H11 108.741 H8 C4 H10 108.670
H9 C5 H11 108.670
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.048      
2 F -0.113      
3 H 0.065      
4 C -0.242      
5 C -0.242      
6 H 0.081      
7 H 0.081      
8 H 0.081      
9 H 0.081      
10 H 0.080      
11 H 0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.753 -0.680 0.000 1.015
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.383 0.767 0.000
y 0.767 -23.886 0.000
z 0.000 0.000 -23.014
Traceless
 xyz
x 0.067 0.767 0.000
y 0.767 -0.688 0.000
z 0.000 0.000 0.620
Polar
3z2-r21.241
x2-y20.503
xy0.767
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.542 -0.145 0.000
y -0.145 2.522 0.000
z 0.000 0.000 2.668


<r2> (average value of r2) Å2
<r2> 87.564
(<r2>)1/2 9.358