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All results from a given calculation for C2H3I (Vinyl iodide)

using model chemistry: CID/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/Def2TZVPP
 hartrees
Energy at 0K-374.833560
Energy at 298.15K 
HF Energy-374.141178
Nuclear repulsion energy105.932619
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/Def2TZVPP
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' 3364 3364 1.81      
2 A' 3336 3336 4.59      
3 A' 3266 3266 0.56      
4 A' 1746 1746 30.37      
5 A' 1484 1484 11.28      
6 A' 1333 1333 46.13      
7 A' 1060 1060 3.96      
8 A' 591 591 7.71      
9 A' 327 327 0.31      
10 A" 1051 1051 38.87      
11 A" 1026 1026 19.81      
12 A" 592 592 19.05      

Unscaled Zero Point Vibrational Energy (zpe) 9588.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9588.1 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 CID/Def2TZVPP
ABC
1.82564 0.11046 0.10416

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.461 -1.443 0.000
C2 -0.443 -2.397 0.000
I3 0.000 0.572 0.000
H4 1.513 -1.643 0.000
H5 -1.495 -2.193 0.000
H6 -0.131 -3.425 0.000

Atom - Atom Distances (Å)
  C1 C2 I3 H4 H5 H6
C11.31422.06631.07112.09572.0690
C21.31423.00102.09601.07241.0745
I32.06633.00102.68283.14313.9987
H41.07112.09602.68283.05862.4244
H52.09571.07243.14313.05861.8383
H62.06901.07453.99872.42441.8383

picture of Vinyl iodide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 122.507 C1 C2 H6 119.693
C2 C1 I3 123.646 C2 C1 H4 122.640
I3 C1 H4 113.714 H5 C2 H6 117.800
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability