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

using model chemistry: MP2=FULL/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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-535.300513
Energy at 298.15K-535.304101
HF Energy-534.989535
Nuclear repulsion energy94.076540
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 MP2=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 3271 3101 6.44      
2 A 3167 3002 7.64      
3 A 3129 2967 10.35      
4 A 3058 2899 9.55      
5 A 1591 1508 4.13      
6 A 1573 1492 9.65      
7 A 1499 1421 7.39      
8 A 1372 1301 36.94      
9 A 1140 1081 4.63      
10 A 1086 1030 2.83      
11 A 1057 1002 21.84      
12 A 720 682 30.22      
13 A 445 422 33.30      
14 A 344 326 4.60      
15 A 174 165 0.47      

Unscaled Zero Point Vibrational Energy (zpe) 11812.7 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 11198.4 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 MP2=FULL/3-21G*
ABC
1.37480 0.18161 0.16578

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.451 0.614 -0.082
C2 1.661 -0.273 0.012
Cl3 -1.121 -0.130 0.007
H4 0.469 1.655 0.208
H5 1.584 -1.101 -0.701
H6 2.558 0.310 -0.218
H7 1.774 -0.702 1.017

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.50291.74081.08112.14672.13372.1654
C21.50292.78502.27521.09491.09461.0994
Cl31.74082.78502.39882.95983.71203.1187
H41.08112.27522.39883.10902.52142.8132
H52.14671.09492.95983.10901.78091.7743
H62.13371.09463.71202.52141.78091.7793
H72.16541.09943.11872.81321.77431.7793

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 110.470 C1 C2 H6 109.459
C1 C2 H7 111.693 C2 C1 Cl3 118.132
C2 C1 H4 122.568 H5 C2 H6 108.857
H5 C2 H7 107.913 H6 C2 H7 108.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability