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: B2PLYP/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/daug-cc-pVDZ
 hartrees
Energy at 0K-578.477395
Energy at 298.15K-578.485092
HF Energy-578.277462
Nuclear repulsion energy164.953201
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 B2PLYP/daug-cc-pVDZ
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' 3156 3156 23.83 57.24 0.43 0.60
2 A' 3133 3133 37.32 86.44 0.69 0.82
3 A' 3111 3111 0.46 134.10 0.43 0.60
4 A' 3051 3051 23.21 346.16 0.01 0.02
5 A' 1495 1495 6.94 0.55 0.75 0.86
6 A' 1480 1480 8.34 7.14 0.74 0.85
7 A' 1407 1407 5.98 0.59 0.55 0.71
8 A' 1274 1274 32.18 5.82 0.51 0.67
9 A' 1182 1182 17.03 1.92 0.63 0.77
10 A' 1070 1070 13.83 4.64 0.19 0.32
11 A' 902 902 10.66 7.67 0.46 0.63
12 A' 616 616 31.22 19.08 0.17 0.29
13 A' 422 422 2.11 1.98 0.07 0.13
14 A' 339 339 1.91 1.70 0.41 0.58
15 A' 269 269 0.14 0.06 0.45 0.62
16 A" 3152 3152 13.33 37.13 0.75 0.86
17 A" 3124 3124 1.59 13.45 0.75 0.86
18 A" 3046 3046 12.14 4.92 0.75 0.86
19 A" 1473 1473 0.13 7.71 0.75 0.86
20 A" 1468 1468 2.02 2.24 0.75 0.86
21 A" 1397 1397 12.42 0.02 0.75 0.86
22 A" 1351 1351 0.49 1.92 0.75 0.86
23 A" 1156 1156 2.24 2.81 0.75 0.86
24 A" 948 948 0.06 0.73 0.75 0.86
25 A" 932 932 0.87 0.19 0.75 0.86
26 A" 324 324 1.60 1.16 0.75 0.86
27 A" 236 236 0.03 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20757.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 20757.1 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 B2PLYP/daug-cc-pVDZ
ABC
0.26745 0.14934 0.10527

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.902 1.020 0.000
C2 0.578 -0.071 0.000
C3 0.578 -0.903 1.273
C4 0.578 -0.903 -1.273
H5 1.420 0.631 0.000
H6 1.487 -1.522 1.300
H7 1.487 -1.522 -1.300
H8 0.565 -0.265 2.164
H9 0.565 -0.265 -2.164
H10 -0.296 -1.565 1.301
H11 -0.296 -1.565 -1.301

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.83862.74012.74012.35393.72233.72232.91292.91292.95672.9567
C21.83861.52081.52081.09582.14952.14952.17262.17262.16602.1660
C32.74011.52082.54582.16381.09972.79761.09573.49541.09742.7981
C42.74011.52082.54582.16382.79761.09973.49541.09572.79811.0974
H52.35391.09582.16382.16382.51602.51602.49342.49343.07613.0761
H63.72232.14951.09972.79762.51602.59931.78223.79801.78373.1537
H73.72232.14952.79761.09972.51602.59933.79801.78223.15371.7837
H82.91292.17261.09573.49542.49341.78223.79804.32761.78193.7997
H92.91292.17263.49541.09572.49343.79801.78224.32763.79971.7819
H102.95672.16601.09742.79813.07611.78373.15371.78193.79972.6025
H112.95672.16602.79811.09743.07613.15371.78373.79971.78192.6025

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 108.938 Cl1 C2 C4 108.938
Cl1 C3 H5 55.893 C2 C3 H6 109.170
C2 C3 H8 111.229 C2 C3 H10 110.601
C2 C4 H7 109.170 C2 C4 H9 111.229
C2 C4 H11 110.601 C3 C2 C4 113.647
C3 C2 H5 110.526 C4 C2 H5 110.526
H6 C3 H8 108.539 H6 C3 H10 108.553
H7 C4 H9 108.539 H7 C4 H11 108.553
H8 C3 H10 108.686 H9 C4 H11 108.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.025      
2 C -0.427      
3 C 1.366      
4 C 1.366      
5 H -0.828      
6 H -0.271      
7 H -0.271      
8 H -0.281      
9 H -0.281      
10 H -0.174      
11 H -0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.807 -1.484 0.000 2.338
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.555 0.743 -0.010
y 0.743 -34.570 0.012
z -0.010 0.012 -33.267
Traceless
 xyz
x 0.364 0.743 -0.010
y 0.743 -1.159 0.012
z -0.010 0.012 0.795
Polar
3z2-r21.591
x2-y21.016
xy0.743
xz-0.010
yz0.012


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.127 -1.123 -0.001
y -1.123 8.321 0.001
z -0.001 0.001 8.101


<r2> (average value of r2) Å2
<r2> 121.346
(<r2>)1/2 11.016