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Lithium hydride can be used to prepare o...

Lithium hydride can be used to prepare other useful hydrides. Beryllium hydride is one of them. Suggest a route for the preparation of beryllium hydride starting from lithium hydride. Write chemical equations involved in the process.

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`BeH_(2)` can be prepared from the corresponding halides by the reduction with complex alkali metal hydrides such as lithium aluminium hydride `LiAIH_(4)`.
`8LiH + AI_(2)CI_(6)rarr 2LiAIH_(4)+6LiCI`
`2BeCI_(2)+LiAIH_(4)rarr 2BeH_(2)+LiCI +AICI_(3)`
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