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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: mPW1PW91/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/cc-pVTZ-PP
 hartrees
Energy at 0K-795.380358
Energy at 298.15K 
HF Energy-795.380358
Nuclear repulsion energy160.002183
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/cc-pVTZ-PP
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' 3147 3147 2.05 94.72 0.06 0.11
2 A' 1444 1444 0.05 10.90 0.65 0.79
3 A' 1215 1215 64.58 5.14 0.16 0.27
4 A' 754 754 95.83 4.09 0.75 0.86
5 A' 551 551 17.24 23.80 0.15 0.27
6 A' 195 195 0.18 6.51 0.39 0.56
7 A" 3231 3231 1.53 46.76 0.75 0.86
8 A" 1138 1138 0.00 2.40 0.75 0.86
9 A" 801 801 4.29 0.97 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6238.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6238.6 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/cc-pVTZ-PP
ABC
0.93826 0.05349 0.05110

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ-PP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.789 -1.077 0.000
Cl2 -0.442 -2.336 0.000
I3 0.000 0.915 0.000
H4 1.388 -1.172 0.896
H5 1.388 -1.172 -0.896

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.76082.14331.08191.0819
Cl21.76083.28122.34642.3464
I32.14333.28122.66232.6623
H41.08192.34642.66231.7924
H51.08192.34642.66231.7924

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 114.017 Cl2 C1 H4 108.908
Cl2 C1 H5 108.908 I3 C1 H4 106.589
I3 C1 H5 106.589 H4 C1 H5 111.863
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ-PP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.167      
2 Cl -0.101      
3 I -0.007      
4 H 0.137      
5 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.442 -0.144 0.000 1.449
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.363 -2.687 0.000
y -2.687 -46.420 0.000
z 0.000 0.000 -46.023
Traceless
 xyz
x 1.858 -2.687 0.000
y -2.687 -1.227 0.000
z 0.000 0.000 -0.631
Polar
3z2-r2-1.263
x2-y22.056
xy-2.687
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.878 0.203 0.000
y 0.203 11.013 0.000
z 0.000 0.000 6.005


<r2> (average value of r2) Å2
<r2> 164.418
(<r2>)1/2 12.823