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All results from a given calculation for CH2Br (bromomethyl radical)

using model chemistry: CCSD(T)=FULL/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2V 2A1

Conformer 1 (CS)

Jump to S1C2
Vibrational Frequencies calculated at CCSD(T)=FULL/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/daug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/daug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD(T)=FULL/daug-cc-pVTZ
 hartrees
Energy at 0K-2611.953616
Energy at 298.15K 
HF Energy-2611.459043
Nuclear repulsion energy81.271448
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/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3232 3232        
2 A1 1389 1389        
3 A1 728 728        
4 B1 201 201        
5 B2 3324 3324        
6 B2 910 910        

Unscaled Zero Point Vibrational Energy (zpe) 4892.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4892.3 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/daug-cc-pVTZ
ABC
9.38911 0.38343 0.36839

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.474
Br2 0.000 0.000 0.366
H3 0.000 0.944 -1.980
H4 0.000 -0.944 -1.980

Atom - Atom Distances (Å)
  C1 Br2 H3 H4
C11.83941.07121.0712
Br21.83942.52882.5288
H31.07122.52881.8876
H41.07122.52881.8876

picture of bromomethyl radical state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 H3 118.228 Br2 C1 H4 118.228
H3 C1 H4 123.543
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability