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All results from a given calculation for CuCH3 (monomethyl copper)

using model chemistry: PBEPBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/3-21G
 hartrees
Energy at 0K-1671.824434
Energy at 298.15K-1671.827384
Nuclear repulsion energy83.626460
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 PBEPBE/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2906 2880 39.26      
2 A1 1371 1359 28.26      
3 A1 804 796 3.70      
4 E 2946 2919 18.13      
4 E 2946 2919 18.13      
5 E 1398 1385 0.01      
5 E 1397 1385 0.01      
6 E 711 704 69.80      
6 E 711 704 69.80      

Unscaled Zero Point Vibrational Energy (zpe) 7595.0 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7525.8 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 PBEPBE/3-21G
ABC
5.26873 0.41994 0.41994

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cu1 0.000 0.000 0.433
C2 0.000 0.000 -1.255
H3 0.000 1.029 -1.676
H4 0.891 -0.514 -1.676
H5 -0.891 -0.514 -1.676

Atom - Atom Distances (Å)
  Cu1 C2 H3 H4 H5
Cu11.68822.34622.34622.3462
C21.68821.11131.11131.1113
H32.34621.11131.78181.7818
H42.34621.11131.78181.7818
H52.34621.11131.78181.7818

picture of monomethyl copper state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cu1 C2 H3 112.229 Cu1 C2 H4 112.229
Cu1 C2 H5 112.229 H3 C2 H4 106.578
H3 C2 H5 106.578 H4 C2 H5 106.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cu 0.367      
2 C -1.057      
3 H 0.230      
4 H 0.230      
5 H 0.230      


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 0.986 0.986
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.067 0.000 0.000
y 0.000 -23.067 -0.000
z 0.000 -0.000 -21.196
Traceless
 xyz
x -0.936 0.000 0.000
y 0.000 -0.935 -0.000
z 0.000 -0.000 1.871
Polar
3z2-r23.742
x2-y2-0.000
xy0.000
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.948 0.000 0.000
y 0.000 7.949 -0.001
z 0.000 -0.001 9.884


<r2> (average value of r2) Å2
<r2> 40.506
(<r2>)1/2 6.364