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All results from a given calculation for C2H3Br (vinyl bromide)

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-2650.517657
Energy at 298.15K-2650.523240
HF Energy-2649.943533
Nuclear repulsion energy145.002284
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 CCD/cc-pVTZ
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' 3281 3064 2.01      
2 A' 3250 3035 4.23      
3 A' 3184 2973 0.14      
4 A' 1691 1579 36.69      
5 A' 1432 1337 9.71      
6 A' 1307 1220 23.45      
7 A' 1040 971 6.55      
8 A' 636 594 18.08      
9 A' 351 327 0.03      
10 A" 998 932 35.22      
11 A" 956 893 26.51      
12 A" 607 567 13.77      

Unscaled Zero Point Vibrational Energy (zpe) 9366.0 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 8745.1 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 CCD/cc-pVTZ
ABC
1.84258 0.13895 0.12921

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.458 -1.104 0.000
C2 -0.442 -2.075 0.000
Br3 0.000 0.724 0.000
H4 1.522 -1.277 0.000
H5 -0.113 -3.104 0.000
H6 -1.503 -1.876 0.000

Atom - Atom Distances (Å)
  C1 C2 Br3 H4 H5 H6
C11.32431.88371.07812.08072.1079
C21.32432.83312.12031.08091.0795
Br31.88372.83312.51363.82963.0030
H41.07812.12032.51362.45243.0842
H52.08071.08093.82962.45241.8551
H62.10791.07953.00303.08421.8551

picture of vinyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 119.445 C1 C2 H6 122.217
C2 C1 Br3 123.100 C2 C1 H4 123.585
Br3 C1 H4 113.314 H5 C2 H6 118.338
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability