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 CH3CHClCH3 (Propane, 2-chloro-)

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-577.225912
Energy at 298.15K-577.233854
HF Energy-577.225912
Nuclear repulsion energy165.967891
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 HF/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' 3273 2974 54.56 41.05 0.04 0.07
2 A' 3250 2953 23.67 99.06 0.71 0.83
3 A' 3233 2937 24.70 164.57 0.64 0.78
4 A' 3172 2882 31.97 253.03 0.03 0.05
5 A' 1623 1474 6.16 1.49 0.75 0.86
6 A' 1610 1462 6.69 13.84 0.75 0.86
7 A' 1548 1406 4.28 1.27 0.51 0.67
8 A' 1409 1281 51.47 7.59 0.73 0.84
9 A' 1284 1167 17.65 1.29 0.50 0.67
10 A' 1175 1068 17.04 4.46 0.43 0.61
11 A' 949 862 15.49 10.37 0.54 0.70
12 A' 659 599 52.25 20.53 0.29 0.45
13 A' 450 409 3.08 1.66 0.20 0.34
14 A' 361 328 2.19 1.44 0.68 0.81
15 A' 290 263 0.09 0.05 0.67 0.80
16 A" 3256 2958 21.05 46.00 0.75 0.86
17 A" 3231 2935 4.28 13.57 0.75 0.86
18 A" 3165 2876 15.14 2.25 0.75 0.86
19 A" 1603 1457 0.70 13.74 0.75 0.86
20 A" 1598 1452 1.36 5.67 0.75 0.86
21 A" 1538 1397 7.19 0.25 0.75 0.86
22 A" 1475 1340 1.15 3.16 0.75 0.86
23 A" 1228 1116 1.70 4.21 0.75 0.86
24 A" 1026 932 0.00 3.06 0.75 0.86
25 A" 1017 924 1.06 0.02 0.75 0.86
26 A" 346 314 1.68 1.21 0.75 0.86
27 A" 257 233 0.07 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22012.5 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 19998.4 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 HF/6-311G**
ABC
0.26935 0.15127 0.10629

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.889 1.020 0.000
C2 0.569 -0.071 0.000
C3 0.569 -0.903 1.270
C4 0.569 -0.903 -1.270
H5 1.405 0.612 0.000
H6 1.464 -1.520 1.295
H7 1.464 -1.520 -1.295
H8 0.563 -0.272 2.151
H9 0.563 -0.272 -2.151
H10 -0.298 -1.553 1.306
H11 -0.298 -1.553 -1.306

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.82112.72742.72742.33013.69633.69632.89912.89912.94582.9458
C21.82111.51841.51841.07992.13892.13892.16002.16002.15732.1573
C32.72741.51842.54082.14671.08702.78561.08313.47881.08452.7953
C42.72741.51842.54082.14672.78561.08703.47881.08312.79531.0845
H52.33011.07992.14672.14672.49472.49472.47292.47293.04893.0489
H63.69632.13891.08702.78562.49472.58911.76093.77321.76243.1417
H73.69632.13892.78561.08702.49472.58913.77321.76093.14171.7624
H82.89912.16001.08313.47882.47291.76093.77324.30131.75983.7860
H92.89912.16003.47881.08312.47293.77321.76094.30133.78601.7598
H102.94582.15731.08452.79533.04891.76243.14171.75983.78602.6124
H112.94582.15732.79531.08453.04893.14171.76243.78601.75982.6124

picture of Propane, 2-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 109.173 Cl1 C2 C4 109.173
Cl1 C3 H5 55.589 C2 C3 H6 109.236
C2 C3 H8 111.151 C2 C3 H10 110.850
C2 C4 H7 109.236 C2 C4 H9 111.151
C2 C4 H11 110.850 C3 C2 C4 113.572
C3 C2 H5 110.272 C4 C2 H5 110.272
H6 C3 H8 108.469 H6 C3 H10 108.510
H7 C4 H9 108.469 H7 C4 H11 108.510
H8 C3 H10 108.554 H9 C4 H11 108.554
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.169      
2 C -0.232      
3 C -0.198      
4 C -0.198      
5 H 0.150      
6 H 0.095      
7 H 0.095      
8 H 0.119      
9 H 0.119      
10 H 0.110      
11 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.016 -1.701 0.000 2.637
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.549 0.961 0.000
y 0.961 -34.611 0.000
z 0.000 0.000 -33.005
Traceless
 xyz
x 0.260 0.961 0.000
y 0.961 -1.334 0.000
z 0.000 0.000 1.075
Polar
3z2-r22.149
x2-y21.063
xy0.961
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.687 -1.348 0.000
y -1.348 6.605 0.000
z 0.000 0.000 6.104


<r2> (average value of r2) Å2
<r2> 120.255
(<r2>)1/2 10.966