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

using model chemistry: CID/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at CID/6-311+G(3df,2p)
 hartrees
Energy at 0K-78.953173
Energy at 298.15K-78.957038
HF Energy-78.626230
Nuclear repulsion energy37.076320
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/6-311+G(3df,2p)
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' 3233 2987 11.41      
2 A' 3144 2905 19.94      
3 A' 3070 2836 23.21      
4 A' 1538 1421 3.51      
5 A' 1521 1405 2.46      
6 A' 1455 1345 0.85      
7 A' 1093 1010 0.02      
8 A' 1018 941 0.43      
9 A' 465 430 55.42      
10 A" 3339 3085 10.47      
11 A" 3185 2943 19.00      
12 A" 1539 1422 5.37      
13 A" 1234 1140 1.84      
14 A" 831 768 1.18      
15 A" 132 122 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 13398.5 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 12380.2 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 CID/6-311+G(3df,2p)
ABC
3.49972 0.76076 0.70606

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.695 0.000
C2 -0.011 0.794 0.000
H3 1.004 -1.096 0.000
H4 -0.509 -1.093 0.880
H5 -0.509 -1.093 -0.880
H6 0.074 1.344 -0.920
H7 0.074 1.344 0.920

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48881.09221.08611.08612.23872.2387
C21.48882.14592.14042.14041.07561.0756
H31.09222.14591.75041.75042.76912.7691
H41.08612.14041.75041.75933.08522.5061
H51.08612.14041.75041.75932.50613.0852
H62.23871.07562.76913.08522.50611.8406
H72.23871.07562.76912.50613.08521.8406

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 120.763 C1 C2 H7 120.763
C2 C1 H3 111.569 C2 C1 H4 111.493
C2 C1 H5 111.493 H3 C1 H4 106.937
H3 C1 H5 106.937 H4 C1 H5 108.169
H6 C2 H7 117.652
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability