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

using model chemistry: BLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311G*
 hartrees
Energy at 0K-2652.114563
Energy at 298.15K-2652.120006
Nuclear repulsion energy142.277166
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 BLYP/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 A' 3150 3143 7.95      
2 A' 3127 3119 3.70      
3 A' 3061 3053 1.77      
4 A' 1602 1598 54.78      
5 A' 1374 1371 11.42      
6 A' 1254 1251 30.35      
7 A' 997 995 12.02      
8 A' 566 565 28.59      
9 A' 336 335 0.27      
10 A" 934 932 47.38      
11 A" 865 863 25.50      
12 A" 573 571 18.47      

Unscaled Zero Point Vibrational Energy (zpe) 8919.6 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 8897.3 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 BLYP/6-311G*
ABC
1.81795 0.13323 0.12413

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.459 -1.136 0.000
C2 -0.444 -2.115 0.000
Br3 0.000 0.739 0.000
H4 1.537 -1.289 0.000
H5 -0.109 -3.155 0.000
H6 -1.519 -1.932 0.000

Atom - Atom Distances (Å)
  C1 C2 Br3 H4 H5 H6
C11.33201.93051.08882.09722.1323
C21.33202.88862.14661.09251.0902
Br31.93052.88862.54473.89563.0734
H41.08882.14662.54472.48823.1231
H52.09721.09253.89562.48821.8661
H62.13231.09023.07343.12311.8661

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 119.439 C1 C2 H6 123.055
C2 C1 Br3 123.555 C2 C1 H4 124.619
Br3 C1 H4 111.826 H5 C2 H6 117.506
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.285      
2 C -0.362      
3 Br -0.013      
4 H 0.237      
5 H 0.207      
6 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.242 -1.441 0.000 1.461
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.299 -0.527 0.000
y -0.527 -27.111 0.000
z 0.000 0.000 -33.276
Traceless
 xyz
x 0.895 -0.527 0.000
y -0.527 4.177 0.000
z 0.000 0.000 -5.072
Polar
3z2-r2-10.143
x2-y2-2.188
xy-0.527
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.970 0.546 0.000
y 0.546 9.045 0.000
z 0.000 0.000 2.888


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000