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All results from a given calculation for C2H5 (Ethyl radical)

using model chemistry: B2PLYP=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-78.587579
Energy at 298.15K-78.591412
HF Energy-78.531722
Nuclear repulsion energy36.798895
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=FULL/3-21G*
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' 3189 3189 13.25      
2 A' 3092 3092 21.68      
3 A' 3009 3009 21.58      
4 A' 1570 1570 6.37      
5 A' 1530 1530 0.35      
6 A' 1483 1483 4.52      
7 A' 1049 1049 0.94      
8 A' 1029 1029 0.62      
9 A' 456 456 62.88      
10 A" 3294 3294 16.62      
11 A" 3133 3133 18.63      
12 A" 1579 1579 5.41      
13 A" 1249 1249 3.61      
14 A" 855 855 3.93      
15 A" 119 119 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 13317.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13317.2 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=FULL/3-21G*
ABC
3.44313 0.74934 0.69543

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.701 0.000
C2 -0.011 0.801 0.000
H3 1.013 -1.107 0.000
H4 -0.513 -1.098 0.887
H5 -0.513 -1.098 -0.887
H6 0.071 1.352 -0.927
H7 0.071 1.352 0.927

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.50141.10141.09421.09422.25362.2536
C21.50142.16492.15502.15501.08181.0818
H31.10142.16491.76551.76552.79152.7915
H41.09422.15501.76551.77433.10382.5185
H51.09422.15501.76551.77432.51853.1038
H62.25361.08182.79153.10382.51851.8549
H72.25361.08182.79152.51853.10381.8549

picture of Ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 120.617 C1 C2 H7 120.617
C2 C1 H3 111.640 C2 C1 H4 111.282
C2 C1 H5 111.282 H3 C1 H4 107.042
H3 C1 H5 107.042 H4 C1 H5 108.339
H6 C2 H7 118.026
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability