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/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-578.553815
Energy at 298.15K-578.561522
HF Energy-578.317923
Nuclear repulsion energy166.109634
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/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3152 3152 23.61 56.52 0.46 0.63
2 A' 3132 3132 34.82 87.22 0.73 0.85
3 A' 3105 3105 0.91 131.48 0.42 0.59
4 A' 3057 3057 21.33 303.91 0.01 0.02
5 A' 1519 1519 7.10 1.08 0.75 0.86
6 A' 1505 1505 8.70 9.80 0.74 0.85
7 A' 1431 1431 5.50 0.45 0.75 0.86
8 A' 1297 1297 29.12 5.25 0.71 0.83
9 A' 1194 1194 15.57 1.25 0.50 0.66
10 A' 1089 1089 12.41 3.68 0.39 0.56
11 A' 902 902 10.30 7.67 0.48 0.65
12 A' 629 629 27.43 14.56 0.25 0.40
13 A' 423 423 1.97 1.32 0.12 0.21
14 A' 338 338 1.56 1.33 0.59 0.74
15 A' 271 271 0.13 0.05 0.73 0.84
16 A" 3147 3147 12.93 39.22 0.75 0.86
17 A" 3124 3124 1.73 12.75 0.75 0.86
18 A" 3053 3053 11.93 3.33 0.75 0.86
19 A" 1499 1499 0.26 10.12 0.75 0.86
20 A" 1493 1493 2.47 3.38 0.75 0.86
21 A" 1416 1416 10.11 0.29 0.75 0.86
22 A" 1371 1371 1.33 2.55 0.75 0.86
23 A" 1157 1157 2.73 2.78 0.75 0.86
24 A" 960 960 0.21 1.28 0.75 0.86
25 A" 948 948 0.83 0.13 0.75 0.86
26 A" 324 324 1.59 1.33 0.75 0.86
27 A" 241 241 0.01 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20887.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 20887.8 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/Def2TZVPP
ABC
0.27041 0.15162 0.10671

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.888 1.018 0.000
C2 0.569 -0.068 0.000
C3 0.569 -0.901 1.266
C4 0.569 -0.901 -1.266
H5 1.412 0.618 0.000
H6 1.466 -1.522 1.293
H7 1.466 -1.522 -1.293
H8 0.559 -0.271 2.152
H9 0.559 -0.271 -2.152
H10 -0.303 -1.553 1.295
H11 -0.303 -1.553 -1.295

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.81722.72202.72202.33483.69623.69622.89592.89592.93732.9373
C21.81721.51591.51591.08702.14222.14222.16182.16182.15452.1545
C32.72201.51592.53262.15011.09092.78161.08723.47611.08882.7828
C42.72201.51592.53262.15012.78161.09093.47611.08722.78281.0888
H52.33481.08702.15012.15012.50082.50082.48032.48033.05473.0547
H63.69622.14221.09092.78162.50082.58521.76823.77551.76873.1342
H73.69622.14222.78161.09092.50082.58523.77551.76823.13421.7687
H82.89592.16181.08723.47612.48031.76823.77554.30441.76623.7772
H92.89592.16183.47611.08722.48033.77551.76824.30443.77721.7662
H102.93732.15451.08882.78283.05471.76873.13421.76623.77722.5897
H112.93732.15452.78281.08883.05473.13421.76873.77721.76622.5897

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 109.171 Cl1 C2 C4 109.171
Cl1 C3 H5 55.790 C2 C3 H6 109.447
C2 C3 H8 111.231 C2 C3 H10 110.549
C2 C4 H7 109.447 C2 C4 H9 111.231
C2 C4 H11 110.549 C3 C2 C4 113.304
C3 C2 H5 110.304 C4 C2 H5 110.304
H6 C3 H8 108.546 H6 C3 H10 108.472
H7 C4 H9 108.546 H7 C4 H11 108.472
H8 C3 H10 108.528 H9 C4 H11 108.528
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.188      
2 C 0.057      
3 C -0.241      
4 C -0.241      
5 H 0.087      
6 H 0.077      
7 H 0.077      
8 H 0.099      
9 H 0.099      
10 H 0.087      
11 H 0.087      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.665 -1.372 0.000 2.157
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.131 0.684 -0.013
y 0.684 -34.136 0.015
z -0.013 0.015 -32.982
Traceless
 xyz
x 0.428 0.684 -0.013
y 0.684 -1.080 0.015
z -0.013 0.015 0.652
Polar
3z2-r21.303
x2-y21.005
xy0.684
xz-0.013
yz0.015


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.415 -1.149 0.001
y -1.149 7.543 -0.000
z 0.001 -0.000 7.279


<r2> (average value of r2) Å2
<r2> 119.777
(<r2>)1/2 10.944