$H_{3}B{O}_3+H_2{O}_2\to H_{2}O+\text{'}X\text{'}\stackrel{NaOH}{\to }\text{'}Y\text{'}$
Which of the following statements is / are CORRECT for ‘Y’
 

All of these

Boron atom (s) in (Y) are $s{p}^3$  hybridised

There are two peroxy linkages in Y

‘Y’ is used as brightener in washing powder