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All results from a given calculation for CHBrCl2 (Methane, bromodichloro-)

using model chemistry: CID/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 CID/3-21G
 hartrees
Energy at 0K-3513.074487
Energy at 298.15K-3513.078752
HF Energy-3512.846491
Nuclear repulsion energy379.947314
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 CID/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' 3298 3072 0.62      
2 A' 1240 1155 34.24      
3 A' 724 675 94.16      
4 A' 567 528 5.45      
5 A' 304 283 0.35      
6 A' 212 197 0.86      
7 A" 1251 1165 19.08      
8 A" 706 658 108.10      
9 A" 207 193 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 4253.7 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 3962.8 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 CID/3-21G
ABC
0.09968 0.05634 0.03699

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.678 -0.110 0.000
H2 -1.612 0.431 0.000
Br3 0.821 1.164 0.000
Cl4 -0.678 -1.191 1.526
Cl5 -0.678 -1.191 -1.526

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.07931.96711.87021.8702
H21.07932.54142.41482.4148
Br31.96712.54143.18143.1814
Cl41.87022.41483.18143.0517
Cl51.87022.41483.18143.0517

picture of Methane, bromodichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 109.601 H2 C1 Cl4 106.831
H2 C1 Cl5 106.831 Br3 C1 Cl4 111.984
Br3 C1 Cl5 111.984 Cl4 C1 Cl5 109.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability