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: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-132.353399
Energy at 298.15K-132.361241
HF Energy-132.353399
Nuclear repulsion energy111.671953
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 HF/LANL2DZ
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' 3354 3018 56.20 62.18 0.04 0.08
2 A' 3319 2987 22.00 94.02 0.72 0.84
3 A' 3295 2965 45.73 132.87 0.63 0.77
4 A' 3210 2889 45.25 300.01 0.02 0.05
5 A' 1654 1489 14.83 3.29 0.69 0.82
6 A' 1640 1475 10.32 20.14 0.75 0.86
7 A' 1584 1425 6.95 0.95 0.63 0.77
8 A' 1408 1267 53.99 7.41 0.68 0.81
9 A' 1315 1183 28.10 2.90 0.52 0.68
10 A' 1191 1072 18.54 8.08 0.61 0.76
11 A' 955 860 13.15 14.93 0.49 0.65
12 A' 590 531 59.64 25.00 0.31 0.48
13 A' 445 400 6.75 4.95 0.28 0.44
14 A' 352 317 5.34 3.52 0.52 0.69
15 A' 280 252 0.19 0.10 0.64 0.78
16 A" 3320 2988 24.06 38.41 0.75 0.86
17 A" 3290 2961 11.57 15.12 0.75 0.86
18 A" 3204 2883 22.01 2.94 0.75 0.86
19 A" 1638 1474 2.28 21.73 0.75 0.86
20 A" 1628 1465 3.65 6.19 0.75 0.86
21 A" 1569 1412 12.99 0.70 0.75 0.86
22 A" 1502 1351 1.75 3.63 0.75 0.86
23 A" 1260 1134 3.87 9.45 0.75 0.86
24 A" 1056 950 0.13 4.61 0.75 0.86
25 A" 1052 947 2.01 0.63 0.75 0.86
26 A" 334 301 2.92 2.95 0.75 0.86
27 A" 247 223 0.09 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22345.9 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 20109.1 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 HF/LANL2DZ
ABC
0.26493 0.14412 0.10229

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.951 1.014 0.000
C2 0.613 -0.075 0.000
C3 0.613 -0.899 1.281
C4 0.613 -0.899 -1.281
H5 1.404 0.654 0.000
H6 1.519 -1.496 1.322
H7 1.519 -1.496 -1.322
H8 0.581 -0.264 2.155
H9 0.581 -0.264 -2.155
H10 -0.238 -1.566 1.310
H11 -0.238 -1.566 -1.310

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.90592.78342.78342.38223.76173.76172.93742.93742.98052.9805
C21.90591.52311.52311.07602.14192.14192.16402.16402.16002.1600
C32.78341.52312.56202.16331.08602.81991.08123.49481.08222.8080
C42.78341.52312.56202.16332.81991.08603.49481.08122.80801.0822
H52.38221.07602.16332.16332.52692.52692.48322.48323.05723.0572
H63.76172.14191.08602.81992.52692.64351.75853.80641.75923.1658
H73.76172.14192.81991.08602.52692.64353.80641.75853.16581.7592
H82.93742.16401.08123.49482.48321.75853.80644.31091.75573.7920
H92.93742.16403.49481.08122.48323.80641.75854.31093.79201.7557
H102.98052.16001.08222.80803.05721.75923.16581.75573.79202.6205
H112.98052.16002.80801.08223.05723.16581.75923.79201.75572.6205

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 108.010 Cl1 C2 C4 108.010
Cl1 C3 H5 55.894 C2 C3 H6 109.207
C2 C3 H8 111.253 C2 C3 H10 110.872
C2 C4 H7 109.207 C2 C4 H9 111.253
C2 C4 H11 110.872 C3 C2 C4 114.496
C3 C2 H5 111.519 C4 C2 H5 111.519
H6 C3 H8 108.478 H6 C3 H10 108.460
H7 C4 H9 108.478 H7 C4 H11 108.460
H8 C3 H10 108.496 H9 C4 H11 108.496
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.190      
2 C -0.176      
3 C -0.496      
4 C -0.496      
5 H 0.224      
6 H 0.169      
7 H 0.169      
8 H 0.206      
9 H 0.206      
10 H 0.193      
11 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.610 -2.071 0.000 3.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.988 1.625 0.000
y 1.625 -33.883 0.000
z 0.000 0.000 -31.696
Traceless
 xyz
x -0.199 1.625 0.000
y 1.625 -1.541 0.000
z 0.000 0.000 1.739
Polar
3z2-r23.479
x2-y20.895
xy1.625
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.234 -1.501 0.000
y -1.501 5.671 0.000
z 0.000 0.000 4.990


<r2> (average value of r2) Å2
<r2> 103.791
(<r2>)1/2 10.188