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: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-578.729413
Energy at 298.15K-578.737102
HF Energy-578.729413
Nuclear repulsion energy166.014007
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 B1B95/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' 3177 3054 17.97 69.96 0.58 0.73
2 A' 3156 3033 30.88 113.08 0.74 0.85
3 A' 3117 2996 4.76 138.52 0.38 0.55
4 A' 3068 2949 18.63 268.11 0.01 0.02
5 A' 1479 1421 6.06 2.95 0.75 0.86
6 A' 1463 1406 9.02 16.85 0.75 0.86
7 A' 1397 1343 5.61 1.91 0.72 0.83
8 A' 1270 1220 32.15 6.83 0.74 0.85
9 A' 1177 1131 19.25 1.43 0.61 0.76
10 A' 1069 1028 16.08 4.34 0.49 0.66
11 A' 915 879 9.82 7.10 0.57 0.72
12 A' 634 609 29.91 13.73 0.26 0.41
13 A' 416 400 2.16 1.29 0.23 0.38
14 A' 333 320 1.69 1.36 0.64 0.78
15 A' 273 262 0.16 0.06 0.72 0.84
16 A" 3174 3051 10.08 48.20 0.75 0.86
17 A" 3150 3028 1.37 15.33 0.75 0.86
18 A" 3065 2946 12.50 2.33 0.75 0.86
19 A" 1456 1400 0.44 17.14 0.75 0.86
20 A" 1452 1395 0.85 8.15 0.75 0.86
21 A" 1393 1339 13.37 1.89 0.75 0.86
22 A" 1346 1294 0.72 2.05 0.75 0.86
23 A" 1165 1120 2.91 3.67 0.75 0.86
24 A" 948 911 0.01 1.44 0.75 0.86
25 A" 930 894 1.43 0.10 0.75 0.86
26 A" 320 308 2.11 1.75 0.75 0.86
27 A" 245 235 0.05 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20792.9 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 19986.1 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 B1B95/cc-pVDZ
ABC
0.27021 0.15190 0.10687

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.888 1.016 0.000
C2 0.568 -0.071 0.000
C3 0.568 -0.898 1.265
C4 0.568 -0.898 -1.265
H5 1.418 0.624 0.000
H6 1.473 -1.522 1.297
H7 1.473 -1.522 -1.297
H8 0.556 -0.262 2.157
H9 0.556 -0.262 -2.157
H10 -0.308 -1.559 1.297
H11 -0.308 -1.559 -1.297

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.81712.71762.71762.33843.70123.70122.89342.89342.94082.9408
C21.81711.51161.51161.09712.14632.14632.16582.16582.15972.1597
C32.71761.51162.53032.15371.09972.78771.09603.48111.09792.7874
C42.71761.51162.53032.15372.78771.09973.48111.09602.78741.0979
H52.33841.09712.15372.15372.50812.50812.48612.48613.06983.0698
H63.70122.14631.09972.78772.50812.59331.78073.78951.78153.1467
H73.70122.14632.78771.09972.50812.59333.78951.78073.14671.7815
H82.89342.16581.09603.48112.48611.78073.78954.31461.78003.7898
H92.89342.16583.48111.09602.48613.78951.78074.31463.78981.7800
H102.94082.15971.09792.78743.06981.78153.14671.78003.78982.5944
H112.94082.15972.78741.09793.06983.14671.78153.78981.78002.5944

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 109.110 Cl1 C2 C4 109.110
Cl1 C3 H5 55.942 C2 C3 H6 109.550
C2 C3 H8 111.314 C2 C3 H10 110.718
C2 C4 H7 109.550 C2 C4 H9 111.314
C2 C4 H11 110.718 C3 C2 C4 113.634
C3 C2 H5 110.279 C4 C2 H5 110.279
H6 C3 H8 108.388 H6 C3 H10 108.328
H7 C4 H9 108.388 H7 C4 H11 108.328
H8 C3 H10 108.461 H9 C4 H11 108.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.139      
2 C -0.223      
3 C 0.013      
4 C 0.013      
5 H 0.071      
6 H 0.039      
7 H 0.039      
8 H 0.048      
9 H 0.048      
10 H 0.046      
11 H 0.046      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.680 -1.407 0.000 2.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.494 0.607 0.000
y 0.607 -33.391 0.000
z 0.000 0.000 -32.206
Traceless
 xyz
x 0.304 0.607 0.000
y 0.607 -1.041 0.000
z 0.000 0.000 0.737
Polar
3z2-r21.474
x2-y20.897
xy0.607
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.626 -1.196 0.000
y -1.196 6.649 0.000
z 0.000 0.000 6.353


<r2> (average value of r2) Å2
<r2> 119.318
(<r2>)1/2 10.923