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

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-3530.395956
Energy at 298.15K-3530.400407
HF Energy-3529.813920
Nuclear repulsion energy393.401227
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/6-311G*
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' 3197 3060 0.22      
2 A' 1248 1195 41.42      
3 A' 761 728 112.16      
4 A' 619 592 14.46      
5 A' 343 329 0.11      
6 A' 231 222 0.00      
7 A" 1307 1251 24.89      
8 A" 810 776 134.03      
9 A" 224 215 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 4369.6 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 4183.5 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/6-311G*
ABC
0.10842 0.06006 0.03969

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.669 -0.145 0.000
H2 -1.579 0.446 0.000
Br3 0.810 1.120 0.000
Cl4 -0.669 -1.141 1.463
Cl5 -0.669 -1.141 -1.463

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08551.94641.76951.7695
H21.08552.48262.34222.3422
Br31.94642.48263.07223.0722
Cl41.76952.34223.07222.9265
Cl51.76952.34223.07222.9265

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 106.444 H2 C1 Cl4 107.833
H2 C1 Cl5 107.833 Br3 C1 Cl4 111.447
Br3 C1 Cl5 111.447 Cl4 C1 Cl5 111.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability