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All results from a given calculation for CH (Methylidyne)

using model chemistry: PBEPBEultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π1/2
Energy calculated at PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-38.428981
Energy at 298.15K 
HF Energy-38.428981
Nuclear repulsion energy2.789542
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 PBEPBEultrafine/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 Σ 2722 2703 171.41 134.76 0.48 0.65

Unscaled Zero Point Vibrational Energy (zpe) 1360.8 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 1351.4 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 PBEPBEultrafine/cc-pVTZ
B
13.99574

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.163
H2 0.000 0.000 -0.976

Atom - Atom Distances (Å)
  C1 H2
C11.1382
H21.1382

picture of Methylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.089      
2 H 0.089      


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 -1.409 1.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -5.706 0.000 0.000
y 0.000 -7.706 0.000
z 0.000 0.000 -7.688
Traceless
 xyz
x 1.991 0.000 0.000
y 0.000 -1.009 0.000
z 0.000 0.000 -0.982
Polar
3z2-r2-1.964
x2-y21.999
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.373 0.000 0.000
y 0.000 1.547 0.000
z 0.000 0.000 2.300


<r2> (average value of r2) Å2
<r2> 5.503
(<r2>)1/2 2.346