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All results from a given calculation for ClCO (carbonyl monochloride)

using model chemistry: mPW1PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-573.521130
Energy at 298.15K-573.520625
HF Energy-573.521130
Nuclear repulsion energy79.200574
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
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' 1967 1887 387.84      
2 A' 633 607 113.17      
3 A' 391 375 23.97      

Unscaled Zero Point Vibrational Energy (zpe) 1495.4 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 1434.4 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/cc-pVTZ
ABC
5.34734 0.19720 0.19019

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.500 -0.891 0.000
C2 0.000 0.821 0.000
O3 1.062 1.277 0.000

Atom - Atom Distances (Å)
  Cl1 C2 O3
Cl11.78332.6710
C21.78331.1551
O32.67101.1551

picture of carbonyl monochloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 O3 129.480
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl -0.049      
2 C 0.121      
3 O -0.072      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.503 -0.261 0.000 0.567
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.247 -0.779 0.000
y -0.779 -23.106 0.000
z 0.000 0.000 -22.392
Traceless
 xyz
x -1.499 -0.779 0.000
y -0.779 0.214 0.000
z 0.000 0.000 1.285
Polar
3z2-r22.569
x2-y2-1.142
xy-0.779
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.520 1.202 0.000
y 1.202 5.279 0.000
z 0.000 0.000 2.456


<r2> (average value of r2) Å2
<r2> 58.349
(<r2>)1/2 7.639