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All results from a given calculation for CHBrCHBr (Ethene, 1,2-dibromo-, (Z)-)

using model chemistry: B2PLYP=FULLultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A1
Energy calculated at B2PLYP=FULLultrafine/6-311G*
 hartrees
Energy at 0K-5224.924265
Energy at 298.15K 
HF Energy-5224.508364
Nuclear repulsion energy425.785445
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 B2PLYP=FULLultrafine/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 A1 3244 3244 1.86      
2 A1 1630 1630 32.58      
3 A1 1206 1206 1.67      
4 A1 584 584 8.38      
5 A1 109 109 0.02      
6 A2 889 889 0.00      
7 A2 378 378 0.00      
8 B1 688 688 76.03      
9 B2 3223 3223 13.55      
10 B2 1309 1309 44.25      
11 B2 767 767 70.50      
12 B2 475 475 2.69      

Unscaled Zero Point Vibrational Energy (zpe) 7250.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7250.9 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 B2PLYP=FULLultrafine/6-311G*
ABC
0.28824 0.03306 0.02966

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.665 1.247
C2 0.000 -0.665 1.247
Br3 0.000 1.773 -0.276
Br4 0.000 -1.773 -0.276
H5 0.000 1.212 2.180
H6 0.000 -1.212 2.180

Atom - Atom Distances (Å)
  C1 C2 Br3 Br4 H5 H6
C11.32951.88402.87491.08152.0959
C21.32952.87491.88402.09591.0815
Br31.88402.87493.54662.51953.8660
Br42.87491.88403.54663.86602.5195
H51.08152.09592.51953.86602.4242
H62.09591.08153.86602.51952.4242

picture of Ethene, 1,2-dibromo-, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Br4 126.042 C1 C2 H6 120.403
C2 C1 Br3 126.042 C2 C1 H5 120.403
Br3 C1 H5 113.554 Br4 C2 H6 113.554
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability