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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (CS)

Jump to S1C2
Vibrational Frequencies calculated at CID/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at CID/6-311+G(3df,2p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311+G(3df,2p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CID/6-311+G(3df,2p)
 hartrees
Energy at 0K-3110.598996
Energy at 298.15K 
HF Energy-3109.980077
Nuclear repulsion energy307.023596
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/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 3275 3026 0.89      
2 A 3256 3008 0.91      
3 A 3206 2962 13.31      
4 A 3189 2946 7.54      
5 A 1551 1433 3.70      
6 A 1543 1426 9.24      
7 A 1409 1302 20.27      
8 A 1370 1266 49.52      
9 A 1282 1184 0.97      
10 A 1209 1117 0.78      
11 A 1099 1016 1.71      
12 A 989 913 8.20      
13 A 925 854 17.67      
14 A 733 677 18.51      
15 A 625 578 10.71      
16 A 407 376 6.29      
17 A 254 235 1.14      
18 A 105 97 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 13212.6 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 12208.4 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/6-311+G(3df,2p)
ABC
0.30260 0.04990 0.04474

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.007 1.088 -0.382
C2 1.277 0.887 0.402
Br3 -1.347 -0.222 0.036
Cl4 2.156 -0.569 -0.087
H5 -0.418 2.051 -0.140
H6 0.186 1.027 -1.444
H7 1.937 1.726 0.226
H8 1.078 0.808 1.460

Atom - Atom Distances (Å)
  C1 C2 Br3 Cl4 H5 H6 H7 H8
C11.50641.93002.73001.08021.07852.12132.1490
C21.50642.87271.76982.12672.14931.08161.0792
Br31.93002.87273.52272.46202.47033.82292.9949
Cl42.73001.76983.52273.67362.87682.32702.3346
H51.08022.12672.46203.67361.76402.40482.5185
H61.07852.14932.47032.87681.76402.51823.0457
H72.12131.08163.82292.32702.40482.51821.7616
H82.14901.07922.99492.33462.51853.04571.7616

picture of 1-bromo-2-chloroethane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl4 112.628 C1 C2 H7 109.006
C1 C2 H8 111.359 C2 C1 Br3 112.856
C2 C1 Cl4 36.754 C2 C1 H6 111.431
Br3 C1 H5 106.295 Br3 C1 H6 106.963
Cl4 C2 H7 106.902 Cl4 C2 H8 107.576
H5 C1 H6 109.606 H7 C2 H8 109.227
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability