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

using model chemistry: mPW1PW91/6-31G*

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*
 hartrees
Energy at 0K-499.434905
Energy at 298.15K 
HF Energy-499.434905
Nuclear repulsion energy45.385099
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*
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' 3233 3066 6.55      
2 A' 1448 1373 13.01      
3 A' 869 825 37.64      
4 A' 95 90 93.42      
5 A" 3383 3208 0.08      
6 A" 1022 969 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 5025.0 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 4765.2 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 mPW1PW91/6-31G*
ABC
9.19437 0.52836 0.49965

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

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 0.000 1.621 0.954
H4 0.000 1.621 -0.954

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.70071.07931.0793
Cl21.70072.40332.4033
H31.07932.40331.9075
H41.07932.40331.9075

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 117.911 Br2 C1 H4 117.911
H3 C1 H4 124.178
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.461      
2 Cl 0.015      
3 H 0.223      
4 H 0.223      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.001 1.244 0.000 1.244
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.206 0.001 0.000
y 0.001 -16.969 0.000
z 0.000 0.000 -18.185
Traceless
 xyz
x -2.629 0.001 0.000
y 0.001 2.226 0.000
z 0.000 0.000 0.403
Polar
3z2-r20.806
x2-y2-3.237
xy0.001
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.512 0.000 0.000
y 0.000 4.185 0.000
z 0.000 0.000 2.315


<r2> (average value of r2) Å2
<r2> 31.886
(<r2>)1/2 5.647

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-499.434905
Energy at 298.15K-499.435593
HF Energy-499.434905
Nuclear repulsion energy45.386138
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*
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 3233 3066 6.55      
2 A1 1448 1373 13.01      
3 A1 870 825 37.64      
4 B1 95 90 93.43      
5 B2 3383 3208 0.08      
6 B2 1022 970 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 5025.0 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 4765.2 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 mPW1PW91/6-31G*
ABC
9.19294 0.52840 0.49968

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

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 0.954 -1.621
H4 0.000 -0.954 -1.621

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.70071.07931.0793
Cl21.70072.40322.4032
H31.07932.40321.9076
H41.07932.40321.9076

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 117.904 Br2 C1 H4 117.904
H3 C1 H4 124.192
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.461      
2 Cl 0.015      
3 H 0.223      
4 H 0.223      


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 -1.243 1.243
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.206 0.000 0.000
y 0.000 -18.184 0.000
z 0.000 0.000 -16.970
Traceless
 xyz
x -2.629 0.000 0.000
y 0.000 0.404 0.000
z 0.000 0.000 2.225
Polar
3z2-r24.450
x2-y2-2.022
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.512 0.000 0.000
y 0.000 2.315 0.000
z 0.000 0.000 4.185


<r2> (average value of r2) Å2
<r2> 31.885
(<r2>)1/2 5.647