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

using model chemistry: QCISD/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 QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-538.039617
Energy at 298.15K-538.043159
HF Energy-537.518576
Nuclear repulsion energy94.789413
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 QCISD/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 3267 3095 4.91      
2 A 3171 3004 8.40      
3 A 3130 2965 10.87      
4 A 3052 2892 13.14      
5 A 1515 1435 2.31      
6 A 1499 1420 7.03      
7 A 1439 1363 4.06      
8 A 1324 1255 39.40      
9 A 1135 1075 2.91      
10 A 1056 1001 16.39      
11 A 1022 969 0.80      
12 A 753 713 22.65      
13 A 430 407 23.83      
14 A 330 313 4.11      
15 A 163 155 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 11642.4 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 11030.0 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 QCISD/6-31G(2df,p)
ABC
1.39727 0.18449 0.16842

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.444 0.606 -0.078
C2 1.648 -0.267 0.010
Cl3 -1.111 -0.130 0.006
H4 0.454 1.651 0.197
H5 1.580 -1.099 -0.695
H6 2.544 0.313 -0.218
H7 1.767 -0.696 1.014

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49031.72251.08072.14032.12552.1542
C21.49032.76262.26741.09281.09231.0978
Cl31.72252.76262.37892.94563.68933.1020
H41.08072.26742.37893.10312.51612.8109
H52.14031.09282.94563.10311.77581.7660
H62.12551.09233.68932.51611.77581.7717
H72.15421.09783.10202.81091.76601.7717

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 110.972 C1 C2 H6 109.814
C1 C2 H7 111.787 C2 C1 Cl3 118.420
C2 C1 H4 122.951 H5 C2 H6 108.717
H5 C2 H7 107.448 H6 C2 H7 107.992
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability