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All results from a given calculation for CHClCH3 (1-chloroethyl radical)

using model chemistry: CCSD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-538.038861
Energy at 298.15K-538.042401
HF Energy-537.518575
Nuclear repulsion energy94.814030
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 CCSD/6-31G(2df,p)
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 3270 3092 4.71      
2 A 3174 3001 8.09      
3 A 3133 2963 10.45      
4 A 3056 2890 12.67      
5 A 1516 1433 2.34      
6 A 1500 1418 7.12      
7 A 1440 1361 4.20      
8 A 1326 1254 39.88      
9 A 1136 1074 2.82      
10 A 1057 1000 16.57      
11 A 1023 967 0.76      
12 A 754 713 22.97      
13 A 428 404 23.60      
14 A 330 312 4.26      
15 A 163 154 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 11651.9 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 11016.9 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 CCSD/6-31G(2df,p)
ABC
1.39831 0.18457 0.16850

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.443 0.606 -0.078
C2 1.647 -0.267 0.010
Cl3 -1.111 -0.130 0.006
H4 0.454 1.652 0.195
H5 1.580 -1.098 -0.696
H6 2.544 0.314 -0.217
H7 1.766 -0.697 1.013

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49011.72181.08052.13982.12522.1534
C21.49012.76212.26711.09251.09211.0975
Cl31.72182.76212.37882.94523.68853.1010
H41.08052.26712.37883.10202.51492.8116
H52.13981.09252.94523.10201.77551.7657
H62.12521.09213.68852.51491.77551.7715
H72.15341.09753.10102.81161.76571.7715

picture of 1-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.962 C1 C2 H6 109.821
C1 C2 H7 111.759 C2 C1 Cl3 118.444
C2 C1 H4 122.961 H5 C2 H6 108.723
H5 C2 H7 107.459 H6 C2 H7 108.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability