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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-536.230783
Energy at 298.15K-536.234132
HF Energy-536.230783
Nuclear repulsion energy94.659737
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 mPW1PW91/3-21G*
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 3270 3105 3.70      
2 A 3149 2991 7.10      
3 A 3096 2940 10.02      
4 A 3027 2875 11.95      
5 A 1551 1473 5.72      
6 A 1534 1457 13.28      
7 A 1467 1393 12.82      
8 A 1328 1261 36.10      
9 A 1130 1073 3.93      
10 A 1072 1018 27.79      
11 A 1045 992 3.79      
12 A 727 690 29.21      
13 A 364 345 6.48      
14 A 280 266 43.70      
15 A 126 120 5.05      

Unscaled Zero Point Vibrational Energy (zpe) 11582.2 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 10998.4 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 mPW1PW91/3-21G*
ABC
1.40191 0.18376 0.16769

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.447 0.603 -0.048
C2 1.650 -0.268 0.006
Cl3 -1.115 -0.129 0.004
H4 0.462 1.670 0.120
H5 1.600 -1.057 -0.754
H6 2.550 0.330 -0.170
H7 1.754 -0.762 0.984

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48631.72521.08012.14082.12422.1531
C21.48632.76822.27561.09651.09421.1008
Cl31.72522.76822.39502.96723.69713.0967
H41.08012.27562.39503.08092.49752.8859
H52.14081.09652.96723.08091.77921.7695
H62.12421.09423.69712.49751.77921.7767
H72.15311.10083.09672.88591.76951.7767

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 111.071 C1 C2 H6 109.879
C1 C2 H7 111.798 C2 C1 Cl3 118.892
C2 C1 H4 124.153 H5 C2 H6 108.615
H5 C2 H7 107.276 H6 C2 H7 108.082
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.322      
2 C -0.679      
3 Cl 0.010      
4 H 0.258      
5 H 0.249      
6 H 0.240      
7 H 0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.614 0.379 0.214 1.672
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.623 0.241 0.058
y 0.241 -24.456 0.316
z 0.058 0.316 -26.697
Traceless
 xyz
x 0.953 0.241 0.058
y 0.241 1.204 0.316
z 0.058 0.316 -2.157
Polar
3z2-r2-4.315
x2-y2-0.167
xy0.241
xz0.058
yz0.316


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.755 0.436 0.004
y 0.436 3.872 0.011
z 0.004 0.011 2.770


<r2> (average value of r2) Å2
<r2> 75.865
(<r2>)1/2 8.710