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BCl(3)+LiAlH(4)toA+LiCl+AlCl(3) A+H(2)...

`BCl_(3)+LiAlH_(4)toA+LiCl+AlCl_(3)`
`A+H_(2)OtoB+H_(2)`
`Boverset("Red heat")(to)C`. In this reaction sequence A, B and C compounds respectively are :

A

`B_(2)H_(5), B_(2)O_(3), B`

B

`B_(2)H_(6),H_(3)BO_(3), B_(2)O_(3)`

C

`B_(2)H_(6),H_(3)BO_(3), B`

D

`HBCl_(4),H_(3)BO_(3), B_(2)O_(3)`

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