The structure of [ B e F 4 ] 2 - is

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The structure of [ B e F 4 ] 2 - is tetrahedral The Be atom is s p 3 -hybridized. Electronic structure of beryllium in [ B e F 2 ] [Two unpaired electrons form covalent bonds ( σ -bonds) with two F atoms] Electronic structure of beryllium in [ B e F 4 ] 2 - [Two F - ions, each donate an electron pair into empty s p 3 -hybrid orbital forming a coordinate bond].