return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHD3 (methane-d3)

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-40.525350
Energy at 298.15K 
HF Energy-40.525350
Nuclear repulsion energy13.406656
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 TPSSh/6-31G(2df,p)
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G(2df,p)
ABC
5.25696 5.25688 5.25688

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
H2 0.000 0.000 1.080
H3 0.000 1.018 -0.360
H4 0.882 -0.509 -0.360
H5 -0.882 -0.509 -0.360

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5
C11.08001.08021.08021.0802
H21.08001.76381.76381.7638
H31.08021.76381.76391.7639
H41.08021.76381.76391.7639
H51.08021.76381.76391.7639

picture of methane-d3 state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 D3 109.475 H2 C1 D4 109.475
H2 C1 D5 109.475 D3 C1 D4 109.468
D3 C1 D5 109.468 D4 C1 D5 109.468
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability