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All results from a given calculation for CH2Cl (chloromethyl radical)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

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

Conformer 1 (CS)

Jump to S1C2
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-499.443493
Energy at 298.15K 
HF Energy-499.443493
Nuclear repulsion energy45.530632
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 mPW1PW91/6-31G(2df,p)
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' 3208 3063 5.46      
2 A' 1415 1351 10.93      
3 A' 866 827 33.03      
4 A' 101 96 66.56      
5 A" 3365 3212 0.10      
6 A" 996 951 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 4975.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 4750.1 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 mPW1PW91/6-31G(2df,p)
ABC
9.19917 0.53223 0.50313

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.112 0.000
Cl2 0.000 -0.583 0.000
H3 -0.000 1.615 0.953
H4 -0.000 1.615 -0.953

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.69451.07821.0782
Cl21.69452.39572.3957
H31.07822.39571.9070
H41.07822.39571.9070

picture of chloromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 117.829 Br2 C1 H4 117.829
H3 C1 H4 124.343
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.311      
2 Cl -0.063      
3 H 0.187      
4 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.000 1.191 0.000 1.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.048 -0.000 0.000
y -0.000 -16.847 0.000
z 0.000 0.000 -18.139
Traceless
 xyz
x -2.555 -0.000 0.000
y -0.000 2.246 0.000
z 0.000 0.000 0.308
Polar
3z2-r20.617
x2-y2-3.201
xy-0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.161 0.000 0.000
y 0.000 4.449 0.000
z 0.000 0.000 2.801


<r2> (average value of r2) Å2
<r2> 31.682
(<r2>)1/2 5.629

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-499.443493
Energy at 298.15K-499.444189
HF Energy-499.443493
Nuclear repulsion energy45.533550
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 mPW1PW91/6-31G(2df,p)
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 3208 3063 5.46      
2 A1 1415 1351 10.91      
3 A1 867 827 33.04      
4 B1 100 96 66.57      
5 B2 3365 3212 0.10      
6 B2 997 952 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 4975.3 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 4749.9 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 mPW1PW91/6-31G(2df,p)
ABC
9.19593 0.53233 0.50320

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.112
Cl2 0.000 0.000 0.582
H3 0.000 0.954 -1.615
H4 0.000 -0.954 -1.615

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.69441.07821.0782
Cl21.69442.39552.3955
H31.07822.39551.9073
H41.07822.39551.9073

picture of chloromethyl radical state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 117.811 Br2 C1 H4 117.811
H3 C1 H4 124.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.311      
2 Cl -0.063      
3 H 0.187      
4 H 0.187      


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 -1.191 1.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.048 0.000 0.000
y 0.000 -18.138 0.000
z 0.000 0.000 -16.849
Traceless
 xyz
x -2.554 0.000 0.000
y 0.000 0.311 0.000
z 0.000 0.000 2.244
Polar
3z2-r24.488
x2-y2-1.910
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.161 0.000 0.000
y 0.000 2.801 0.000
z 0.000 0.000 4.449


<r2> (average value of r2) Å2
<r2> 31.679
(<r2>)1/2 5.628