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Glassy bead is obtained by heating...

Glassy bead is obtained by heating

A

`Na_(2)B_4O_(7)10H_2O`

B

`H_3BO_3`

C

`B_2H_6`

D

`Ca_(2)B_6O_(11)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Na_(2)B_(4)O_(7).10H_(2)Ouoverset(Delta)rarrNa_(2)B_(4)O_7overset(Delta)rarrunderset("Glassy bead")(2NaBO_2+B_2O_3)`
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