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

using model chemistry: B3PW91/STO-3G

19 10 17 12 22

States and conformations

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

Conformer 1 (CS)

Jump to S1C2
Energy calculated at B3PW91/STO-3G
 hartrees
Energy at 0K-493.894088
Energy at 298.15K 
HF Energy-493.894088
Nuclear repulsion energy43.764285
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 B3PW91/STO-3G
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' 3374 2986 3.03      
2 A' 1505 1332 16.40      
3 A' 901 798 35.94      
4 A' 616 545 22.16      
5 A" 3578 3166 0.73      
6 A" 1048 928 2.14      

Unscaled Zero Point Vibrational Energy (zpe) 5511.2 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 4877.4 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 B3PW91/STO-3G
ABC
8.58204 0.48800 0.46498

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.023 1.171 0.000
Cl2 -0.023 -0.606 0.000
H3 0.261 1.636 0.955
H4 0.261 1.636 -0.955

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.77701.09911.0991
Cl21.77702.45322.4532
H31.09912.45321.9094
H41.09912.45321.9094

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 115.030 Br2 C1 H4 115.030
H3 C1 H4 120.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.104      
2 Cl -0.109      
3 H 0.107      
4 H 0.107      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.390 1.645 0.000 1.690
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.216 0.570 0.000
y 0.570 -16.559 0.000
z 0.000 0.000 -17.207
Traceless
 xyz
x -1.333 0.570 0.000
y 0.570 1.153 0.000
z 0.000 0.000 0.181
Polar
3z2-r20.362
x2-y2-1.657
xy0.570
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.396 0.100 0.000
y 0.100 2.416 0.000
z 0.000 0.000 0.886


<r2> (average value of r2) Å2
<r2> 32.616
(<r2>)1/2 5.711

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B3PW91/STO-3G
 hartrees
Energy at 0K-493.893171
Energy at 298.15K 
HF Energy-493.893171
Nuclear repulsion energy43.867285
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 B3PW91/STO-3G
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 3407 3015 4.03      
2 A1 1488 1317 21.28      
3 A1 910 806 32.65      
4 B1 466i 412i 48.61      
5 B2 3621 3205 3.11      
6 B2 1015 898 1.95      

Unscaled Zero Point Vibrational Energy (zpe) 4987.7 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 4414.1 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 B3PW91/STO-3G
ABC
8.88926 0.49043 0.46479

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.162
Cl2 0.000 0.000 0.607
H3 0.000 0.970 -1.669
H4 0.000 -0.970 -1.669

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.76851.09461.0946
Cl21.76852.47382.4738
H31.09462.47381.9399
H41.09462.47381.9399

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 117.606 Br2 C1 H4 117.606
H3 C1 H4 124.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.115      
2 Cl -0.103      
3 H 0.109      
4 H 0.109      


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 -1.655 1.655
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.345 0.000 0.000
y 0.000 -17.089 0.000
z 0.000 0.000 -16.388
Traceless
 xyz
x -1.607 0.000 0.000
y 0.000 0.277 0.000
z 0.000 0.000 1.330
Polar
3z2-r22.659
x2-y2-1.256
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.367 0.000 0.000
y 0.000 0.884 0.000
z 0.000 0.000 2.374


<r2> (average value of r2) Å2
<r2> 32.599
(<r2>)1/2 5.710