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All results from a given calculation for CH2D2 (methane-d2)

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at G3B3
 hartrees
Energy at 0K-40.458286
Energy at 298.15K-40.454469
HF Energy-40.518382
Nuclear repulsion energy13.393158
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 B3LYP/6-31G*
Rotational Constants (cm-1) from geometry optimized at B3LYP/6-31G*
ABC
4.29469 3.49982 3.04878

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
H2 0.000 0.893 0.631
H3 0.000 -0.893 0.631
H4 -0.893 0.000 -0.631
H5 0.893 0.000 -0.631

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5
C11.09331.09331.09341.0934
H21.09331.78541.78541.7854
H31.09331.78541.78541.7854
H41.09341.78541.78541.7855
H51.09341.78541.78541.7855

picture of methane-d2 state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 H3 109.476 H2 C1 D4 109.471
H2 C1 D5 109.471 H3 C1 D4 109.471
H3 C1 D5 109.471 D4 C1 D5 109.465
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.628      
2 H 0.157      
3 H 0.157      
4 H 0.157      
5 H 0.157      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 9.936
(<r2>)1/2 3.152