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

using model chemistry: QCISD(T)=FULL/daug-cc-pVDZ

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

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at QCISD(T)=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-2611.689195
Energy at 298.15K 
HF Energy-2611.373284
Nuclear repulsion energy80.076565
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 QCISD(T)=FULL/daug-cc-pVDZ
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 3172 3172        
2 A1 1393 1393        
3 A1 703 703        
4 B1 91i 91i        
5 B2 3329 3329        
6 B2 918 918        

Unscaled Zero Point Vibrational Energy (zpe) 4711.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4711.8 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 QCISD(T)=FULL/daug-cc-pVDZ
ABC
9.01302 0.37258 0.35779

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.496
Br2 0.000 0.000 0.371
H3 0.000 0.963 -2.004
H4 0.000 -0.963 -2.004

Atom - Atom Distances (Å)
  C1 Br2 H3 H4
C11.86701.08921.0892
Br21.86702.56332.5633
H31.08922.56331.9266
H41.08922.56331.9266

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 117.825 Br2 C1 H4 117.825
H3 C1 H4 124.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability