IGNOU BCHET 147 2026 - Give the structure of dimethyl beryllium.

Question

Give the structure of dimethyl beryllium.

10 Jan 2026

Answer :

Word Count : 257

Dimethylberyllium, with the chemical formula ( \text{Be(CH}_3)_2 ), is an organometallic compound where beryllium is bonded to two methyl groups. Beryllium, being a small and electron-deficient atom, typically forms covalent bonds with carbon, and the molecule exists as a dimer in the solid state due to the electron deficiency of Be. In the monomeric form, the structure is linear around the beryllium center, with a bond angle of approximately 180° between the two methyl groups. Each Be–C bond length is around 1.77 Å, reflecting partial

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