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All results from a given calculation for CH3MgBr (Methyl Magnesium Bromide)

using model chemistry: CID/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CID/cc-pVDZ
 hartrees
Energy at 0K-2811.990443
Energy at 298.15K 
HF Energy-2811.688262
Nuclear repulsion energy165.280668
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 CID/cc-pVDZ
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 3091 2856 24.21      
2 A1 1197 1106 1.02      
3 A1 615 568 80.89      
4 A1 307 283 13.91      
5 E 3180 2939 15.49      
5 E 3180 2939 15.49      
6 E 1478 1365 0.01      
6 E 1478 1365 0.01      
7 E 586 541 86.28      
7 E 586 541 86.28      
8 E 107 99 30.80      
8 E 107 99 30.80      

Unscaled Zero Point Vibrational Energy (zpe) 7955.0 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 7350.4 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 CID/cc-pVDZ
ABC
5.30780 0.05408 0.05408

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -3.204
Mg2 0.000 0.000 -1.117
Br3 0.000 0.000 1.242
H4 0.000 1.025 -3.611
H5 0.888 -0.512 -3.611
H6 -0.888 -0.512 -3.611

Atom - Atom Distances (Å)
  C1 Mg2 Br3 H4 H5 H6
C12.08644.44531.10291.10291.1029
Mg22.08642.35892.69612.69612.6961
Br34.44532.35894.95964.95964.9596
H41.10292.69614.95961.77521.7752
H51.10292.69614.95961.77521.7752
H61.10292.69614.95961.77521.7752

picture of Methyl Magnesium Bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 Mg2 Br3 180.000 Mg2 C1 H4 111.669
Mg2 C1 H5 111.669 Mg2 C1 H6 111.669
H4 C1 H5 107.186 H4 C1 H6 107.186
H5 C1 H6 107.186
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability