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

using model chemistry: mPW1PW91/6-31+G**

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 mPW1PW91/6-31+G**
 hartrees
Energy at 0K-499.440960
Energy at 298.15K 
HF Energy-499.440960
Nuclear repulsion energy45.387836
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 mPW1PW91/6-31+G**
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' 3218 3063 5.99      
2 A' 1435 1365 11.49      
3 A' 866 824 40.12      
4 A' 225 214 103.07      
5 A" 3373 3211 0.08      
6 A" 1016 967 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 5066.4 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 4822.2 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 mPW1PW91/6-31+G**
ABC
9.18214 0.52849 0.49973

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.000 1.116 0.000
Cl2 -0.000 -0.585 0.000
H3 0.002 1.620 0.954
H4 0.002 1.620 -0.954

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.70081.07911.0791
Cl21.70082.40222.4022
H31.07912.40221.9087
H41.07912.40221.9087

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 117.825 Br2 C1 H4 117.825
H3 C1 H4 124.350
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.467      
2 Cl 0.057      
3 H 0.205      
4 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.004 1.193 0.000 1.193
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.684 0.007 0.000
y 0.007 -17.391 0.000
z 0.000 0.000 -18.445
Traceless
 xyz
x -2.766 0.007 0.000
y 0.007 2.173 0.000
z 0.000 0.000 0.593
Polar
3z2-r21.186
x2-y2-3.293
xy0.007
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.393 0.000 0.000
y 0.000 4.601 0.000
z 0.000 0.000 2.657


<r2> (average value of r2) Å2
<r2> 32.122
(<r2>)1/2 5.668

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-499.440960
Energy at 298.15K-499.441854
HF Energy-499.440960
Nuclear repulsion energy45.386410
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 mPW1PW91/6-31+G**
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 3218 3063 5.98      
2 A1 1434 1365 11.49      
3 A1 865 824 40.17      
4 B1 223 213 103.11      
5 B2 3373 3211 0.09      
6 B2 1017 968 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 5065.6 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 4821.4 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 mPW1PW91/6-31+G**
ABC
9.17735 0.52848 0.49970

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.116
Cl2 0.000 0.000 0.585
H3 0.000 0.955 -1.620
H4 0.000 -0.955 -1.620

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.70091.07911.0791
Cl21.70092.40192.4019
H31.07912.40191.9092
H41.07912.40191.9092

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 117.795 Br2 C1 H4 117.795
H3 C1 H4 124.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.467      
2 Cl 0.057      
3 H 0.205      
4 H 0.205      


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 -1.194 1.194
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.685 0.000 0.000
y 0.000 -18.443 0.000
z 0.000 0.000 -17.393
Traceless
 xyz
x -2.767 0.000 0.000
y 0.000 0.596 0.000
z 0.000 0.000 2.171
Polar
3z2-r24.341
x2-y2-2.242
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.393 0.000 0.000
y 0.000 2.657 0.000
z 0.000 0.000 4.601


<r2> (average value of r2) Å2
<r2> 32.122
(<r2>)1/2 5.668