The number of lone pair of electrons present in the valence shell of Xenon $(Z=54)$ in $XeOF_4$,$XeF_4$,$XeF_2$,and $XeF_6$ are respectively:

Which of the following is primarily contained in the colored discharge tubes used for advertising?

Which statements are $NOT$ $TRUE$ about $XeO_{2}F_{2}$?
$A$. It has a see-saw shape.
$B$. $Xe$ has $5$ electron pairs in its valence shell in $XeO_{2}F_{2}$.
$C$. The $O-Xe-O$ bond angle is close to $180^{\circ}$.
$D$. The $F-Xe-F$ bond angle is close to $180^{\circ}$.
$E$. $Xe$ has $16$ valence electrons in $XeO_{2}F_{2}$.
Choose the correct answer from the options given below.

$Xe_{(g)} + 2 F_{2(g)} \xrightarrow[7 \text{ bar }]{873 \text{ K}} XeF_{4(s)}$
The ratio of $Xe : F_2$ required in the above reaction is

Write the preparation of,or discuss the properties of:
$(i)$ Xenon-Fluorine compounds
$(ii)$ Xenon-Oxygen compounds

Xenon $(VI)$ fluoride on complete hydrolysis gives an oxide of xenon '$O$'. The total number of $\sigma$ and $\pi$ bonds in '$O$' is