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: wB97X-D/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31G
 hartrees
Energy at 0K-578.646026
Energy at 298.15K-578.653755
HF Energy-578.646026
Nuclear repulsion energy163.372288
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 wB97X-D/6-31G
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' 3184 3184 29.70 46.32 0.34 0.51
2 A' 3162 3162 24.70 82.49 0.64 0.78
3 A' 3145 3145 4.32 163.77 0.59 0.74
4 A' 3068 3068 20.60 235.20 0.02 0.04
5 A' 1557 1557 15.04 3.67 0.68 0.81
6 A' 1543 1543 10.76 30.28 0.75 0.86
7 A' 1481 1481 11.50 3.43 0.58 0.73
8 A' 1319 1319 42.61 9.80 0.68 0.81
9 A' 1231 1231 24.17 1.99 0.74 0.85
10 A' 1118 1118 18.86 8.19 0.58 0.73
11 A' 920 920 10.95 9.48 0.67 0.80
12 A' 604 604 37.99 22.00 0.31 0.47
13 A' 434 434 2.91 2.21 0.22 0.36
14 A' 346 346 3.26 2.25 0.53 0.69
15 A' 268 268 0.19 0.03 0.61 0.76
16 A" 3177 3177 12.59 41.32 0.75 0.86
17 A" 3150 3150 3.00 13.43 0.75 0.86
18 A" 3065 3065 11.61 2.63 0.75 0.86
19 A" 1538 1538 1.56 30.29 0.75 0.86
20 A" 1529 1529 4.73 7.89 0.75 0.86
21 A" 1466 1466 20.70 6.53 0.75 0.86
22 A" 1405 1405 2.32 3.38 0.75 0.86
23 A" 1189 1189 5.29 6.11 0.75 0.86
24 A" 995 995 0.86 1.54 0.75 0.86
25 A" 987 987 2.18 1.01 0.75 0.86
26 A" 322 322 2.37 2.13 0.75 0.86
27 A" 237 237 0.08 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 21220.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21220.1 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 wB97X-D/6-31G
ABC
0.26693 0.14411 0.10267

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.940 1.023 0.000
C2 0.605 -0.077 0.000
C3 0.605 -0.905 1.273
C4 0.605 -0.905 -1.273
H5 1.419 0.649 0.000
H6 1.518 -1.511 1.308
H7 1.518 -1.511 -1.308
H8 0.577 -0.270 2.162
H9 0.577 -0.270 -2.162
H10 -0.257 -1.578 1.298
H11 -0.257 -1.578 -1.298

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.89662.77942.77942.38893.76473.76472.94092.94092.98562.9856
C21.89661.51891.51891.09122.14482.14482.17112.17112.16332.1633
C32.77941.51892.54692.16801.09662.80431.09233.49391.09402.7940
C42.77941.51892.54692.16802.80431.09663.49391.09232.79401.0940
H52.38891.09122.16802.16802.52702.52702.49632.49633.07493.0749
H63.76472.14481.09662.80432.52702.61561.77633.80351.77693.1536
H73.76472.14482.80431.09662.52702.61563.80351.77633.15361.7769
H82.94092.17111.09233.49392.49631.77633.80354.32461.77543.7915
H92.94092.17113.49391.09232.49633.80351.77634.32463.79151.7754
H102.98562.16331.09402.79403.07491.77693.15361.77543.79152.5952
H112.98562.16332.79401.09403.07493.15361.77693.79151.77542.5952

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 108.425 Cl1 C2 C4 108.425
Cl1 C3 H5 56.117 C2 C3 H6 109.108
C2 C3 H8 111.449 C2 C3 H10 110.720
C2 C4 H7 109.108 C2 C4 H9 111.449
C2 C4 H11 110.720 C3 C2 C4 113.944
C3 C2 H5 111.272 C4 C2 H5 111.272
H6 C3 H8 108.479 H6 C3 H10 108.416
H7 C4 H9 108.479 H7 C4 H11 108.416
H8 C3 H10 108.593 H9 C4 H11 108.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.079      
2 C -0.321      
3 C -0.444      
4 C -0.444      
5 H 0.216      
6 H 0.168      
7 H 0.168      
8 H 0.186      
9 H 0.186      
10 H 0.181      
11 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.260 -1.829 0.000 2.907
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.089 1.128 0.000
y 1.128 -33.830 0.000
z 0.000 0.000 -32.004
Traceless
 xyz
x -0.172 1.128 0.000
y 1.128 -1.283 0.000
z 0.000 0.000 1.456
Polar
3z2-r22.911
x2-y20.741
xy1.128
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.517 -1.434 0.000
y -1.434 6.221 0.000
z 0.000 0.000 5.513


<r2> (average value of r2) Å2
<r2> 122.988
(<r2>)1/2 11.090