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: PBEPBEultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-578.443051
Energy at 298.15K-578.450613
HF Energy-578.443051
Nuclear repulsion energy165.078538
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 PBEPBEultrafine/cc-pVTZ
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 3042 21.42 66.64 0.50 0.66
2 A' 3041 3020 32.90 100.62 0.74 0.85
3 A' 3007 2986 2.01 136.61 0.40 0.57
4 A' 2969 2949 21.54 327.03 0.02 0.03
5 A' 1454 1444 7.12 1.72 0.75 0.86
6 A' 1439 1429 9.62 10.64 0.74 0.85
7 A' 1365 1355 6.73 1.15 0.56 0.72
8 A' 1233 1224 25.35 5.84 0.71 0.83
9 A' 1144 1136 18.56 1.51 0.66 0.80
10 A' 1040 1032 15.07 4.20 0.41 0.58
11 A' 872 866 10.34 6.10 0.54 0.70
12 A' 599 594 26.80 13.73 0.24 0.38
13 A' 407 404 2.16 1.38 0.15 0.26
14 A' 324 322 2.14 1.63 0.58 0.73
15 A' 257 255 0.18 0.05 0.68 0.81
16 A" 3060 3039 12.09 44.32 0.75 0.86
17 A" 3034 3013 1.87 16.47 0.75 0.86
18 A" 2965 2944 11.16 6.56 0.75 0.86
19 A" 1433 1423 0.18 12.34 0.75 0.86
20 A" 1426 1416 2.22 3.54 0.75 0.86
21 A" 1350 1341 14.23 1.55 0.75 0.86
22 A" 1312 1303 1.67 1.91 0.75 0.86
23 A" 1120 1112 3.77 2.20 0.75 0.86
24 A" 919 913 0.37 0.68 0.75 0.86
25 A" 908 902 1.09 0.20 0.75 0.86
26 A" 309 307 1.70 1.50 0.75 0.86
27 A" 232 231 0.02 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20140.0 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 20001.0 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 PBEPBEultrafine/cc-pVTZ
ABC
0.26774 0.14968 0.10543

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.896 1.023 0.000
C2 0.574 -0.074 0.000
C3 0.574 -0.904 1.272
C4 0.574 -0.904 -1.272
H5 1.419 0.626 0.000
H6 1.481 -1.527 1.303
H7 1.481 -1.527 -1.303
H8 0.560 -0.267 2.165
H9 0.560 -0.267 -2.165
H10 -0.301 -1.568 1.304
H11 -0.301 -1.568 -1.304

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.83422.73722.73722.34863.72203.72202.91052.91052.96082.9608
C21.83421.51871.51871.09762.15252.15252.17332.17332.16712.1671
C32.73721.51872.54362.16191.10102.80061.09683.49501.09852.8000
C42.73721.51872.54362.16192.80061.10103.49501.09682.80001.0985
H52.34861.09762.16192.16192.51792.51792.49442.49443.07763.0776
H63.72202.15251.10102.80062.51792.60691.78243.80301.78273.1585
H73.72202.15252.80061.10102.51792.60693.80301.78243.15851.7827
H82.91052.17331.09683.49502.49441.78243.80304.32931.78133.8030
H92.91052.17333.49501.09682.49443.80301.78244.32933.80301.7813
H102.96082.16711.09852.80003.07761.78273.15851.78133.80302.6077
H112.96082.16712.80001.09853.07763.15851.78273.80301.78132.6077

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 109.085 Cl1 C2 C4 109.085
Cl1 C3 H5 55.810 C2 C3 H6 109.469
C2 C3 H8 111.372 C2 C3 H10 110.765
C2 C4 H7 109.469 C2 C4 H9 111.372
C2 C4 H11 110.765 C3 C2 C4 113.737
C3 C2 H5 110.414 C4 C2 H5 110.414
H6 C3 H8 108.388 H6 C3 H10 108.291
H7 C4 H9 108.388 H7 C4 H11 108.291
H8 C3 H10 108.473 H9 C4 H11 108.473
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.182      
2 C -0.023      
3 C -0.258      
4 C -0.258      
5 H 0.113      
6 H 0.092      
7 H 0.092      
8 H 0.110      
9 H 0.110      
10 H 0.103      
11 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.679 -1.396 0.000 2.184
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.058 0.641 0.000
y 0.641 -33.979 0.000
z 0.000 0.000 -32.788
Traceless
 xyz
x 0.325 0.641 0.000
y 0.641 -1.056 0.000
z 0.000 0.000 0.731
Polar
3z2-r21.462
x2-y20.921
xy0.641
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.602 -1.281 0.000
y -1.281 7.769 0.000
z 0.000 0.000 7.551


<r2> (average value of r2) Å2
<r2> 120.900
(<r2>)1/2 10.995