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Na(2)B(4)O(7).10H(2)O overset(conc. HCl)...

`Na_(2)B_(4)O_(7).10H_(2)O overset(conc. HCl)rarr A overset(160^(@)C)rarr B`. Compound 'B' is

A

`H_(2)B_4O_7`

B

`B_(2)O_3`

C

`H_3BO_(3)`

D

`HBO_2`

Text Solution

Verified by Experts

The correct Answer is:
A
`Na_(2)B_(4)O_(7).10H_(2)Ooverset(conc.HCl)rarrH_3BO_3overset(100^@C)rarrHBO_2overset(160^2C)rarrunderset("tetraboric acid")(H_2B_4O_7)`
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