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Hydrolysis of BCl3 gives X which on trea...

Hydrolysis of `BCl_3` gives X which on treatment with sodium carbonate produces Y, X and Y, respectively, are

A

`H_(3)BO_(3) and NaBO_(2)`

B

`H_(3)BO_(3) and Na_(2)B_(4)O_(7)`

C

`B_(2)O_(3) and NaBO_(2)`

D

`B_(2)O_(3) and Na_(2)B_(4)O_(7)`

Text Solution

Verified by Experts

The correct Answer is:
B
`BCl_(3)+ 3h_(2)O rarr H_(3)BO_(3) + 3HCl`
`4H_(3)BO_(3) + Na_(2)CO_(3) rarr Na_(2)B_(4)O_(7) + CO_(2) + 6H_(2)O`
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