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

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD=FULL/daug-cc-pVTZ
 hartrees
Energy at 0K-2611.935670
Energy at 298.15K 
HF Energy-2611.458987
Nuclear repulsion energy81.395228
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=FULL/daug-cc-pVTZ
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 3252 3252 4.71      
2 A1 1407 1407 17.96      
3 A1 737 737 13.47      
4 B1 219 219 61.53      
5 B2 3342 3342 0.96      
6 B2 922 922 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 4938.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4938.8 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=FULL/daug-cc-pVTZ
ABC
9.43672 0.38455 0.36949

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.471
Br2 0.000 0.000 0.365
H3 0.000 0.941 -1.979
H4 0.000 -0.941 -1.979

Atom - Atom Distances (Å)
  C1 Br2 H3 H4
C11.83641.06971.0697
Br21.83642.52632.5263
H31.06972.52631.8828
H41.06972.52631.8828

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 118.351 Br2 C1 H4 118.351
H3 C1 H4 123.298
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability