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

using model chemistry: CCSD(T)=FULL/TZVP

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 CCSD(T)=FULL/TZVP
 hartrees
Energy at 0K-498.845771
Energy at 298.15K 
HF Energy-498.500014
Nuclear repulsion energy45.049320
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 CCSD(T)=FULL/TZVP
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' 3201 3060        
2 A' 1457 1393        
3 A' 837 801        
4 A' 233 223        
5 A" 3353 3206        
6 A" 1023 978        

Unscaled Zero Point Vibrational Energy (zpe) 5052.0 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 4829.7 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 CCSD(T)=FULL/TZVP
ABC
9.17542 0.51891 0.49158

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.008 1.129 0.000
Cl2 -0.008 -0.590 0.000
H3 0.092 1.624 0.951
H4 0.092 1.624 -0.951

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.71831.07671.0767
Cl21.71832.41152.4115
H31.07672.41151.9012
H41.07672.41151.9012

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 117.407 Br2 C1 H4 117.407
H3 C1 H4 123.980
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD(T)=FULL/TZVP
 hartrees
Energy at 0K-498.845756
Energy at 298.15K 
HF Energy-498.499910
Nuclear repulsion energy45.064523
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 CCSD(T)=FULL/TZVP
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 3205 3064        
2 A1 1458 1393        
3 A1 839 802        
4 B1 167i 160i        
5 B2 3360 3212        
6 B2 1020 975        

Unscaled Zero Point Vibrational Energy (zpe) 4856.5 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 4642.8 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 CCSD(T)=FULL/TZVP
ABC
9.21577 0.51931 0.49161

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.128
Cl2 0.000 0.000 0.590
H3 0.000 0.953 -1.628
H4 0.000 -0.953 -1.628

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4
C11.71711.07631.0763
Cl21.71712.41392.4139
H31.07632.41391.9053
H41.07632.41391.9053

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 117.732 Br2 C1 H4 117.732
H3 C1 H4 124.535
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability