Liquid $X$ is used in a bubble chamber to detect neutral mesons and gamma photons. Then,$X$ is

$XeF_6$ on partial hydrolysis gives '$X$' and $HF$. The shape of '$X$' is

The reaction of $Xe$ and $O_2F_2$ gives a $Xe$ compound $P$. The number of moles of $HF$ produced by the complete hydrolysis of $1 \ mol$ of $P$ is. . . . . .

Which of the following statements is not correct for a noble gas?

Which of the following has the square planar structure?

In the following reaction,find the values of $a, b, p, q, r$ and $s$:
$a XeF_4 + b H_2O \rightarrow p Xe + q XeO_3 + r HF + s O_2$