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All results from a given calculation for CH2BrCH2Cl (1-bromo-2-chloroethane)

using model chemistry: MP4=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-3110.647165
Energy at 298.15K 
HF Energy-3109.971663
Nuclear repulsion energy286.792976
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 MP4=FULL/aug-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 A' 194 189        
2 A' 248 242        
3 A' 649 633        
4 A' 740 721        
5 A' 1083 1056        
6 A' 1213 1183        
7 A' 1305 1273        
8 A' 1461 1425        
9 A' 1469 1433        
10 A' 3097 3020        
11 A' 3107 3030        
12 A" 109 107        
13 A" 754 736        
14 A" 969 945        
15 A" 1116 1088        
16 A" 1276 1245        
17 A" 3165 3087        
18 A" 3188 3109        

Unscaled Zero Point Vibrational Energy (zpe) 12571.2 cm-1
Scaled (by 0.9752) Zero Point Vibrational Energy (zpe) 12259.5 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 MP4=FULL/aug-cc-pVDZ
ABC
0.93922 0.03236 0.03167

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.653 0.000
C2 1.233 -0.238 0.000
Br3 -1.599 -0.492 0.000
Cl4 2.713 0.818 0.000
H5 -0.054 1.276 0.903
H6 -0.054 1.276 -0.903
H7 1.281 -0.864 0.902
H8 1.281 -0.864 -0.902

Atom - Atom Distances (Å)
  C1 C2 Br3 Cl4 H5 H6 H7 H8
C11.52111.96682.71801.09881.09882.18082.1808
C21.52112.84391.81762.18242.18241.09941.0994
Br31.96682.84394.50682.51622.51623.04103.0410
Cl42.71801.81764.50682.94622.94622.38622.3862
H51.09882.18242.51622.94621.80682.52223.1018
H61.09882.18242.51622.94621.80683.10182.5222
H72.18081.09943.04102.38622.52223.10181.8041
H82.18081.09943.04102.38623.10182.52221.8041

picture of 1-bromo-2-chloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl4 108.672 C1 C2 H7 111.642
C1 C2 H8 111.642 C2 C1 Br3 108.576
C2 C1 Cl4 39.311 C2 C1 H6 111.810
Br3 C1 H5 106.886 Br3 C1 H6 106.886
Cl4 C2 H7 107.199 Cl4 C2 H8 107.199
H5 C1 H6 110.603 H7 C2 H8 110.271
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability