Boric acid is prepared from borax by the...

Boric acid is prepared from borax by the action of

A

hydrochloric acid

B

sodium hydroxide

C

carbon dioxide

D

sodium carbonate

Text Solution

Verified by Experts

The correct Answer is:

A

`Na_(2)B_(4)O_7.overset(conc.HCl)rarrH_3BO_3`
`overset(100^@C)rarrHBO_2overset(150-160^@C)rarrunderset("tetraboric acid")(H_2B_4O_7)`

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