return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHCl3 (Chloroform)

using model chemistry: M06-2X/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at M06-2X/3-21G
 hartrees
Energy at 0K-1412.345591
Energy at 298.15K-1412.347109
HF Energy-1412.345591
Nuclear repulsion energy254.753470
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 M06-2X/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 733 703 152.03 7.88 0.75 0.86
2 ?a 733 703 152.07 7.88 0.75 0.86
3 ?a 617 591 9.78 15.59 0.00 0.00
4 A1 3252 3118 2.90 72.66 0.25 0.41
4 A1 334 320 1.29 12.24 0.30 0.47
5 E 1239 1188 24.36 8.97 0.75 0.86
5 E 1239 1188 24.28 8.96 0.75 0.86
6 E 243 233 0.66 7.95 0.75 0.86
6 E 243 233 0.66 7.94 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4316.8 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 4138.5 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 M06-2X/3-21G
ABC
0.10227 0.10227 0.05316

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.497
H2 0.000 0.000 1.578
Cl3 0.000 1.739 -0.089
Cl4 1.506 -0.869 -0.089
Cl5 -1.506 -0.869 -0.089

Atom - Atom Distances (Å)
  C1 H2 Cl3 Cl4 Cl5
C11.08121.83481.83481.8348
H21.08122.40892.40892.4089
Cl31.83482.40893.01133.0113
Cl41.83482.40893.01133.0113
Cl51.83482.40893.01133.0113

picture of Chloroform state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.632 H2 C1 Cl4 108.632
H2 C1 Cl5 108.632 Cl3 C1 Cl4 110.297
Cl3 C1 Cl5 110.297 Cl4 C1 Cl5 110.297
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.771      
2 H 0.364      
3 Cl 0.136      
4 Cl 0.136      
5 Cl 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.611 1.611
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.220 0.000 0.000
y 0.000 -46.220 0.000
z 0.000 0.000 -42.389
Traceless
 xyz
x -1.916 0.000 0.000
y 0.000 -1.916 0.000
z 0.000 0.000 3.831
Polar
3z2-r27.663
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.508 0.000 0.000
y 0.000 6.510 -0.001
z 0.000 -0.001 2.902


<r2> (average value of r2) Å2
<r2> 186.606
(<r2>)1/2 13.660