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Complete the following chemical equation...

Complete the following chemical equations:
(i) `z+3LiAlH_(4)rarrX+3LiF+3AlF_(3)` (ii) `x+6H_(2)Orarry+6H_(2)`
(iii) `x+3O_(2)overset(Delta)rarrB_(2)O_(3)+3H_(2)O`

A

`B_(2)H_(6),B(OH)_(3),BF_(3)`

B

`B_(2)H_(6),B(OH)_(4)^(-),BF_(3)`

C

`B_(2)O_(3),B(OH)_(3),BF_(3)`

D

`HBO_(2),B(OH)_(3),BF_(3)`

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