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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

using model chemistry: B2PLYP=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-3058.158921
Energy at 298.15K-3058.164100
HF Energy-3058.095592
Nuclear repulsion energy210.874079
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 B2PLYP=FULL/3-21G
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' 3204 3050 2.32      
2 A' 1501 1429 0.42      
3 A' 1277 1216 54.02      
4 A' 655 624 117.45      
5 A' 589 561 9.19      
6 A' 212 201 0.59      
7 A" 3299 3141 0.08      
8 A" 1159 1103 0.04      
9 A" 842 801 5.41      

Unscaled Zero Point Vibrational Energy (zpe) 6368.7 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 6063.0 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 B2PLYP=FULL/3-21G
ABC
0.90882 0.06525 0.06161

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.051 0.000
Br2 0.899 -0.709 0.000
Cl3 -1.883 0.903 0.000
H4 0.264 1.581 0.905
H5 0.264 1.581 -0.905

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.97641.88861.08131.0813
Br21.97643.21552.54272.5427
Cl31.88863.21552.42642.4264
H41.08132.54272.42641.8097
H51.08132.54272.42641.8097

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.582 Br2 C1 H4 108.978
Br2 C1 H5 108.978 Cl3 C1 H4 106.372
Cl3 C1 H5 106.372 H4 C1 H5 113.601
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability