The magnetic moment of `KO_(2)` at room temperature is ---------- BM.

Explanation

Anion of `KO_(2)=O_(2)^(ө)`(Supeocide ion), which has one upaired electron and hence is paramagnetic .
`mu_(M M)=sqrt(n(n+2)) BM`
`=sqrt(1(1+2))=sqrt3 BM`