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

using model chemistry: TPSSh/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at TPSSh/3-21G*
 hartrees
Energy at 0K-536.249638
Energy at 298.15K-536.253031
HF Energy-536.249638
Nuclear repulsion energy94.034145
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 TPSSh/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 3226 3115 7.14      
2 A 3112 3005 10.76      
3 A 3067 2962 13.56      
4 A 2992 2889 16.72      
5 A 1551 1498 4.20      
6 A 1534 1481 10.73      
7 A 1461 1411 7.34      
8 A 1314 1269 39.30      
9 A 1114 1075 3.77      
10 A 1045 1009 14.22      
11 A 1034 999 15.34      
12 A 694 671 34.64      
13 A 367 354 20.28      
14 A 305 294 29.11      
15 A 146 141 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 11479.9 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 11086.1 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 TPSSh/3-21G*
ABC
1.37855 0.18144 0.16556

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.455 0.611 -0.065
C2 1.659 -0.272 0.009
Cl3 -1.122 -0.130 0.005
H4 0.466 1.669 0.165
H5 1.592 -1.088 -0.723
H6 2.561 0.317 -0.201
H7 1.772 -0.729 1.006

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49551.74341.08302.14762.13062.1633
C21.49552.78512.28411.09781.09681.1034
Cl31.74342.78512.40462.96903.71543.1204
H41.08302.28412.40463.10772.51992.8576
H52.14761.09782.96903.10771.78461.7752
H62.13061.09683.71542.51991.78461.7816
H72.16331.10343.12042.85761.77521.7816

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 110.883 C1 C2 H6 109.595
C1 C2 H7 111.805 C2 C1 Cl3 118.413
C2 C1 H4 123.919 H5 C2 H6 108.818
H5 C2 H7 107.505 H6 C2 H7 108.139
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.306      
2 C -0.636      
3 Cl -0.002      
4 H 0.248      
5 H 0.237      
6 H 0.227      
7 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.656 0.370 0.284 1.721
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.942 0.457 -0.002
y 0.457 3.939 0.020
z -0.002 0.020 2.810


<r2> (average value of r2) Å2
<r2> 76.644
(<r2>)1/2 8.755