List of top Chemistry Questions on The p-Block Elements asked in KCET

Which of the following halides cannot be hydrolysed?
$NO_2$ gas is :
The synthetically produced radioactive noble gas by the collision of \(^{249}_{98}\text{Cf}\) with \(^{48}_{20}\text{Ca}\) is:
The transition element (≈5%) present with lanthanoid metal in Misch metal is: