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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: MP2=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-7343.909013
Energy at 298.15K 
HF Energy-7343.830254
Nuclear repulsion energy284.027986
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/STO-3G
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' 3393 3016 0.04 36.67 0.14 0.25
2 A' 1650 1467 1.43 15.51 0.72 0.84
3 A' 1376 1223 69.82 1.65 0.69 0.82
4 A' 881 783 50.17 10.95 0.54 0.70
5 A' 638 567 11.38 13.09 0.21 0.35
6 A' 216 192 1.35 5.22 0.57 0.73
7 A" 3516 3126 0.00 30.68 0.75 0.86
8 A" 1277 1135 0.21 13.86 0.75 0.86
9 A" 877 779 0.08 2.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6911.8 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 6143.9 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/STO-3G
ABC
0.90892 0.05125 0.04898

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.801 -1.051 0.000
Cl2 -0.451 -2.397 0.000
I3 0.000 0.933 0.000
H4 1.429 -1.200 0.902
H5 1.429 -1.200 -0.902

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.83802.13971.10901.1090
Cl21.83803.36002.40422.4042
I32.13973.36002.72102.7210
H41.10902.40422.72101.8042
H51.10902.40422.72101.8042

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 115.070 Cl2 C1 H4 106.708
Cl2 C1 H5 106.708 I3 C1 H4 109.645
I3 C1 H5 109.645 H4 C1 H5 108.865
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability