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All results from a given calculation for CHCl2 (dichloromethyl radical)

using model chemistry: ROHF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 2B1
1 2 yes CS 2A'

Conformer 1 (C2V)

Jump to S1C2
Energy calculated at ROHF/6-31G**
 hartrees
Energy at 0K-957.352579
Energy at 298.15K 
HF Energy-957.352579
Nuclear repulsion energy125.702825
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/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 A1 3462 2958 0.08      
2 A1 800 684 14.75      
3 A1 331 283 1.05      
4 B1 605i 517i 45.77      
5 B2 1359 1161 78.06      
6 B2 1006 859 122.29      

Unscaled Zero Point Vibrational Energy (zpe) 3176.2 cm-1
Scaled (by 0.8546) Zero Point Vibrational Energy (zpe) 2714.4 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/6-31G**
ABC
1.60514 0.11065 0.10351

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.675
H2 0.000 0.000 1.741
Cl3 0.000 1.476 -0.170
Cl4 0.000 -1.476 -0.170

Atom - Atom Distances (Å)
  C1 H2 Cl3 Cl4
C11.06601.70091.7009
H21.06602.41502.4150
Cl31.70092.41502.9519
Cl41.70092.41502.9519

picture of dichloromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl3 C1 H2 119.804 Cl3 C1 Cl4 120.392
Cl4 C1 H2 119.804
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.281      
2 H 0.219      
3 Cl 0.031      
4 Cl 0.031      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.291 1.291
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.090 0.000 0.000
y 0.000 -32.086 -0.000
z 0.000 -0.000 -28.895
Traceless
 xyz
x -1.599 0.000 0.000
y 0.000 -1.594 -0.000
z 0.000 -0.000 3.193
Polar
3z2-r26.387
x2-y2-0.003
xy0.000
xz0.000
yz-0.000


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> 100.196
(<r2>)1/2 10.010

Conformer 2 (CS)

Jump to S1C1
Energy calculated at ROHF/6-31G**
 hartrees
Energy at 0K-957.355372
Energy at 298.15K-957.356356
HF Energy-957.355372
Nuclear repulsion energy125.454839
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/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' 3400 2905 3.98      
2 A' 823 703 23.75      
3 A' 687 587 9.17      
4 A' 326 279 0.76      
5 A" 1369 1170 61.46      
6 A" 960 821 163.78      

Unscaled Zero Point Vibrational Energy (zpe) 3782.4 cm-1
Scaled (by 0.8546) Zero Point Vibrational Energy (zpe) 3232.4 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/6-31G**
ABC
1.52950 0.11124 0.10401

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.014 0.709 0.000
H2 -0.563 1.612 0.000
Cl3 0.014 -0.173 1.471
Cl4 0.014 -0.173 -1.471

Atom - Atom Distances (Å)
  C1 H2 Cl3 Cl4
C11.07111.71481.7148
H21.07112.38322.3832
Cl31.71482.38322.9416
Cl41.71482.38322.9416

picture of dichloromethyl radical state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl3 C1 H2 115.674 Cl3 C1 Cl4 118.116
Cl4 C1 H2 115.674
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.232      
2 H 0.208      
3 Cl 0.012      
4 Cl 0.012      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.545 1.214 0.000 1.330
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.711 -0.945 0.000
y -0.945 -29.489 -0.000
z 0.000 -0.000 -32.407
Traceless
 xyz
x -0.763 -0.945 0.000
y -0.945 2.570 -0.000
z 0.000 -0.000 -1.807
Polar
3z2-r2-3.615
x2-y2-2.222
xy-0.945
xz0.000
yz-0.000


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> 99.992
(<r2>)1/2 10.000