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All results from a given calculation for CHClCH3 (1-chloroethyl radical)

using model chemistry: ROHF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at ROHF/cc-pVTZ
 hartrees
Energy at 0K-537.565540
Energy at 298.15K-537.569348
HF Energy-537.565540
Nuclear repulsion energy94.793545
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 ROHF/cc-pVTZ
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 3340 3009 13.78      
2 A 3236 2916 17.87      
3 A 3207 2890 24.02      
4 A 3147 2836 21.15      
5 A 1602 1443 2.58      
6 A 1590 1433 7.94      
7 A 1537 1385 3.82      
8 A 1403 1264 43.37      
9 A 1182 1065 1.04      
10 A 1111 1001 6.51      
11 A 1098 989 14.86      
12 A 761 686 33.21      
13 A 610 549 23.03      
14 A 357 321 1.50      
15 A 200 180 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 12190.2 cm-1
Scaled (by 0.901) Zero Point Vibrational Energy (zpe) 10983.3 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 ROHF/cc-pVTZ
ABC
1.39023 0.18457 0.16862

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.452 0.614 -0.108
C2 1.644 -0.272 0.015
Cl3 -1.112 -0.129 0.009
H4 0.465 1.614 0.276
H5 1.582 -1.100 -0.679
H6 2.543 0.295 -0.198
H7 1.731 -0.681 1.018

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49021.73571.07112.13082.11652.1396
C21.49022.76012.23941.08221.08331.0865
Cl31.73572.76012.36512.94543.68503.0664
H41.07112.23942.36513.08632.50642.7232
H52.13081.08222.94543.08631.76041.7542
H62.11651.08333.68502.50641.76041.7578
H72.13961.08653.06642.72321.75421.7578

picture of 1-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.859 C1 C2 H6 109.642
C1 C2 H7 111.306 C2 C1 Cl3 117.451
C2 C1 H4 121.055 H5 C2 H6 108.770
H5 C2 H7 107.965 H6 C2 H7 108.218
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.066      
2 C -0.243      
3 Cl -0.164      
4 H 0.157      
5 H 0.111      
6 H 0.103      
7 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.824 0.483 0.307 1.912
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.422 0.345 0.085
y 0.345 -25.017 0.557
z 0.085 0.557 -26.607
Traceless
 xyz
x 0.390 0.345 0.085
y 0.345 0.997 0.557
z 0.085 0.557 -1.388
Polar
3z2-r2-2.775
x2-y2-0.405
xy0.345
xz0.085
yz0.557


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


<r2> (average value of r2) Å2
<r2> 75.730
(<r2>)1/2 8.702