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

using model chemistry: QCISD(T)/6-311+G(3df,2p)

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(T)/6-311+G(3df,2p)
 hartrees
Energy at 0K-3530.632012
Energy at 298.15K 
HF Energy-3529.841203
Nuclear repulsion energy394.802780
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)/6-311+G(3df,2p)
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' 3172 3026        
2 A' 1210 1154        
3 A' 749 714        
4 A' 614 585        
5 A' 336 320        
6 A' 226 216        
7 A" 1250 1192        
8 A" 793 757        
9 A" 219 209        

Unscaled Zero Point Vibrational Energy (zpe) 4284.0 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 4085.7 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)/6-311+G(3df,2p)
ABC
0.10925 0.06052 0.04003

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.676 -0.134 0.000
H2 -1.580 0.463 0.000
Br3 0.817 1.107 0.000
Cl4 -0.676 -1.130 1.457
Cl5 -0.676 -1.130 -1.457

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08351.94171.76501.7650
H21.08352.48242.34072.3407
Br31.94172.48243.05923.0592
Cl41.76502.34073.05922.9137
Cl51.76502.34073.05922.9137

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 106.827 H2 C1 Cl4 108.125
H2 C1 Cl5 108.125 Br3 C1 Cl4 111.152
Br3 C1 Cl5 111.152 Cl4 C1 Cl5 111.262
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability